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vector-toc-level-2"> <a class="vector-toc-link" href="#Immune_system"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.2</span> <span>Immune system</span> </div> </a> <ul id="toc-Immune_system-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Brain" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Brain"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.3</span> <span>Brain</span> </div> </a> <ul id="toc-Brain-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Gastrointestinal_system" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Gastrointestinal_system"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.4</span> <span>Gastrointestinal system</span> </div> </a> <ul id="toc-Gastrointestinal_system-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Peripheral_nervous_system" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Peripheral_nervous_system"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.5</span> <span>Peripheral nervous system</span> </div> </a> <ul id="toc-Peripheral_nervous_system-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Function" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Function"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Function</span> </div> </a> <button aria-controls="toc-Function-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Function subsection</span> </button> <ul id="toc-Function-sublist" class="vector-toc-list"> <li id="toc-Immune_system_2" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Immune_system_2"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.1</span> <span>Immune system</span> </div> </a> <ul id="toc-Immune_system_2-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Clinical_applications" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Clinical_applications"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.2</span> <span>Clinical applications</span> </div> </a> <ul id="toc-Clinical_applications-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Modulation_of_cocaine_reward" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Modulation_of_cocaine_reward"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.3</span> <span>Modulation of cocaine reward</span> </div> </a> <ul id="toc-Modulation_of_cocaine_reward-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Ligands" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Ligands"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Ligands</span> </div> </a> <button aria-controls="toc-Ligands-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Ligands subsection</span> </button> <ul id="toc-Ligands-sublist" class="vector-toc-list"> <li id="toc-Agonists" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Agonists"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1</span> <span>Agonists</span> </div> </a> <ul id="toc-Agonists-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Partial_agonists" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Partial_agonists"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.2</span> <span>Partial agonists</span> </div> </a> <ul id="toc-Partial_agonists-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Unspecified_efficacy_agonists" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Unspecified_efficacy_agonists"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.3</span> <span>Unspecified efficacy agonists</span> </div> </a> <ul id="toc-Unspecified_efficacy_agonists-sublist" class="vector-toc-list"> <li id="toc-Herbal" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Herbal"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.3.1</span> <span>Herbal</span> </div> </a> <ul id="toc-Herbal-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Inverse_agonists" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Inverse_agonists"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.4</span> <span>Inverse agonists</span> </div> </a> <ul id="toc-Inverse_agonists-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Binding_affinities" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Binding_affinities"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Binding affinities</span> </div> </a> <ul id="toc-Binding_affinities-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Evolution" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Evolution"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Evolution</span> </div> </a> <button aria-controls="toc-Evolution-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Evolution subsection</span> </button> <ul id="toc-Evolution-sublist" class="vector-toc-list"> <li id="toc-Paralogues" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Paralogues"> <div class="vector-toc-text"> <span class="vector-toc-numb">7.1</span> <span>Paralogues</span> </div> </a> <ul id="toc-Paralogues-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">9</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" 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class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Cannabinoid receptor 2</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. 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href="https://cs.wikipedia.org/wiki/Kanabinoidn%C3%AD_receptor_2" title="Kanabinoidní receptor 2 – Czech" lang="cs" hreflang="cs" data-title="Kanabinoidní receptor 2" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/CNR2" title="CNR2 – Welsh" lang="cy" hreflang="cy" data-title="CNR2" data-language-autonym="Cymraeg" data-language-local-name="Welsh" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Cannabinoid-Rezeptor_2" title="Cannabinoid-Rezeptor 2 – German" lang="de" hreflang="de" data-title="Cannabinoid-Rezeptor 2" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Receptor_cannabinoide_de_tipo_2" title="Receptor cannabinoide de tipo 2 – Spanish" lang="es" hreflang="es" data-title="Receptor cannabinoide de tipo 2" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/2_motako_kanabinoide_errezeptore" title="2 motako kanabinoide errezeptore – Basque" lang="eu" hreflang="eu" data-title="2 motako kanabinoide errezeptore" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Receptory_kannabinoidowe_typu_2" title="Receptory kannabinoidowe typu 2 – Polish" lang="pl" hreflang="pl" data-title="Receptory kannabinoidowe typu 2" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/Kanabinoidni_receptor_2" title="Kanabinoidni receptor 2 – Serbian" lang="sr" hreflang="sr" data-title="Kanabinoidni receptor 2" data-language-autonym="Српски / srpski" data-language-local-name="Serbian" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Kanabinoidni_receptor_2" title="Kanabinoidni receptor 2 – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Kanabinoidni receptor 2" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/CNR2" title="CNR2 – 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<div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"><span class="mw-redirectedfrom">(Redirected from <a href="/w/index.php?title=Cannabinoid_receptor_type_2&redirect=no" class="mw-redirect" title="Cannabinoid receptor type 2">Cannabinoid receptor type 2</a>)</span></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><p class="mw-empty-elt"> </p> <div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Mammalian protein found in Homo sapiens</div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">"CNR2" redirects here. For the airport in Ontario, Canada, see <a href="/wiki/Innerkip_Aerodrome" title="Innerkip Aerodrome">Innerkip Aerodrome</a>.</div> <table class="infobox" style="width:26.4em"><tbody><tr><th colspan="4" style="text-align:center;font-size:125%;font-weight:bold">CNR2</th></tr><tr><td colspan="4" style="text-align:center"><span typeof="mw:File"><a href="/wiki/File:Human_cannabinoid_receptor_2_(CB2)_PDB_5ZTY.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a6/Human_cannabinoid_receptor_2_%28CB2%29_PDB_5ZTY.png/250px-Human_cannabinoid_receptor_2_%28CB2%29_PDB_5ZTY.png" decoding="async" width="250" height="403" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a6/Human_cannabinoid_receptor_2_%28CB2%29_PDB_5ZTY.png/375px-Human_cannabinoid_receptor_2_%28CB2%29_PDB_5ZTY.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a6/Human_cannabinoid_receptor_2_%28CB2%29_PDB_5ZTY.png/500px-Human_cannabinoid_receptor_2_%28CB2%29_PDB_5ZTY.png 2x" data-file-width="620" data-file-height="1000" /></a></span></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><table style="padding:0;border:none;margin:0;width:100%;text-align:left"><tbody><tr><th colspan="4" style="text-align:center;background-color:#ddd">Available structures</th></tr><tr><th rowspan="2" style="background-color:#c3fdb8;width:43px"><a href="/wiki/Protein_Data_Bank" title="Protein Data Bank">PDB</a></th><td colspan="2" style="background-color:#eee">Ortholog search: <span class="plainlinks"><a rel="nofollow" class="external text" href="https://www.ebi.ac.uk/pdbe/searchResults.html?display=both&term=P47936%20or%20P34972">PDBe</a> <a rel="nofollow" class="external text" href="https://www.rcsb.org/search?q=rcsb_polymer_entity_container_identifiers.reference_sequence_identifiers.database_name:UniProt%20AND%20rcsb_polymer_entity_container_identifiers.reference_sequence_identifiers.database_accession:P47936,P34972">RCSB</a> </span></td></tr><tr><td><table class="collapsible collapsed" style="padding:0;border:none;margin:0;width:100%;text-align:left"><tbody><tr style="background-color:#ddd;text-align:center"><th colspan="2">List of PDB id codes</th></tr><tr><td colspan="2" style="background-color:#eee"><p><span class="plainlinks"><a rel="nofollow" class="external text" href="https://www.rcsb.org/structure/2KI9">2KI9</a></span></p></td></tr></tbody></table></td></tr></tbody></table></td></tr><tr><th colspan="4" style="text-align:center;background-color:#ddd">Identifiers</th></tr><tr><th scope="row" style="background-color:#c3fdb8"><span class="plainlinks"><a href="/wiki/Gene_nomenclature" title="Gene nomenclature">Aliases</a></span></th><td colspan="3" style="background:#eee"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://www.genenames.org/data/gene-symbol-report/#!/hgnc_id/2160">CNR2</a></span>, CB-2, CB2, CX5, Cannabinoid receptor type 2, cannabinoid receptor 2</td></tr><tr><th scope="row" style="background-color:#c3fdb8">External IDs</th><td colspan="3" style="background-color:#eee"><span class="plainlinks"><a href="/wiki/Mendelian_Inheritance_in_Man" class="mw-redirect" title="Mendelian Inheritance in Man">OMIM</a>: <a rel="nofollow" class="external text" href="https://omim.org/entry/605051">605051</a>; <a href="/wiki/Mouse_Genome_Informatics" title="Mouse Genome Informatics">MGI</a>: <a rel="nofollow" class="external text" href="http://www.informatics.jax.org/marker/MGI:104650">104650</a>; <a href="/wiki/HomoloGene" title="HomoloGene">HomoloGene</a>: <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=homologene&dopt=HomoloGene&list_uids=1389">1389</a>; <a href="/wiki/GeneCards" title="GeneCards">GeneCards</a>: <a rel="nofollow" class="external text" href="https://www.genecards.org/cgi-bin/carddisp.pl?gene=CNR2">CNR2</a>; <a href="/wiki/Orthologous_MAtrix" title="Orthologous MAtrix">OMA</a>:<a rel="nofollow" class="external text" href="https://omabrowser.org/oma/vps/ENSG00000188822">CNR2 - orthologs</a></span></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><table class="collapsible collapsed" style="padding:0;border:none;margin:0;width:100%;text-align:left"><tbody><tr><th colspan="4" style="text-align:center;background-color:#ddd">Gene location (<a href="/wiki/Human_genome" title="Human genome">Human</a>)</th></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><span typeof="mw:File"><a href="/wiki/File:Ideogram_human_chromosome_1.svg" class="mw-file-description" title="Chromosome 1 (human)"><img alt="Chromosome 1 (human)" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Ideogram_human_chromosome_1.svg/300px-Ideogram_human_chromosome_1.svg.png" decoding="async" width="300" height="120" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Ideogram_human_chromosome_1.svg/450px-Ideogram_human_chromosome_1.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Ideogram_human_chromosome_1.svg/600px-Ideogram_human_chromosome_1.svg.png 2x" data-file-width="474" data-file-height="189" /></a></span></td></tr><tr><th scope="row" width="15%" style="background-color:#c3fdb8"><a href="/wiki/Chromosome" title="Chromosome">Chr.</a></th><td colspan="3" width="85%" style="background-color:#eee"><span class="plainlinks"><a href="/wiki/Chromosome_1_(human)" class="mw-redirect" title="Chromosome 1 (human)">Chromosome 1 (human)</a><sup id="cite_ref-refGRCh38Ensembl_1-0" class="reference"><a href="#cite_note-refGRCh38Ensembl-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></span></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><div align="center"><div style="position: relative; width: 300px;"><span typeof="mw:File"><a href="/wiki/File:Human_chromosome_1_ideogram.svg" class="mw-file-description" title="Chromosome 1 (human)"><img alt="Chromosome 1 (human)" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Human_chromosome_1_ideogram.svg/300px-Human_chromosome_1_ideogram.svg.png" decoding="async" width="300" height="58" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Human_chromosome_1_ideogram.svg/450px-Human_chromosome_1_ideogram.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Human_chromosome_1_ideogram.svg/600px-Human_chromosome_1_ideogram.svg.png 2x" data-file-width="1125" data-file-height="216" /></a></span><div style="position: absolute; left: 22.827479607689px; top: 2px; padding: 0;"><span typeof="mw:File"><a href="/wiki/File:HSR_1996_II_3.5e.svg" class="mw-file-description" title="Genomic location for CNR2"><img alt="Genomic location for CNR2" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d8/HSR_1996_II_3.5e.svg/14px-HSR_1996_II_3.5e.svg.png" decoding="async" width="14" height="14" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d8/HSR_1996_II_3.5e.svg/21px-HSR_1996_II_3.5e.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d8/HSR_1996_II_3.5e.svg/28px-HSR_1996_II_3.5e.svg.png 2x" data-file-width="142" data-file-height="142" /></a></span></div><div style="position: absolute; left: 28.8px; top: 19px; padding: 0;"><span typeof="mw:File"><a href="/wiki/File:Red_rectangle_2x18.png" class="mw-file-description" title="Genomic location for CNR2"><img alt="Genomic location for CNR2" src="//upload.wikimedia.org/wikipedia/commons/6/6a/Red_rectangle_2x18.png" decoding="async" width="2" height="18" class="mw-file-element" data-file-width="2" data-file-height="18" /></a></span></div></div></div></td></tr><tr><th scope="row" rowspan="2" width="15%" style="background-color:#c3fdb8"><a href="/wiki/Locus_(genetics)" title="Locus (genetics)">Band</a></th><td rowspan="2" width="35%" style="background-color:#eee"><span class="plainlinks">1p36.11</span></td><th scope="row" style="background-color:#c3fdb8">Start</th><td style="background-color:#eee"><span class="plainlinks">23,870,515 <a href="/wiki/Base_pair" title="Base pair">bp</a><sup id="cite_ref-refGRCh38Ensembl_1-1" class="reference"><a href="#cite_note-refGRCh38Ensembl-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></span></td></tr><tr><th scope="row" style="background-color:#c3fdb8">End</th><td style="background-color:#eee"><span class="plainlinks">23,913,362 <a href="/wiki/Base_pair" title="Base pair">bp</a><sup id="cite_ref-refGRCh38Ensembl_1-2" class="reference"><a href="#cite_note-refGRCh38Ensembl-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></span></td></tr></tbody></table></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><table class="collapsible collapsed" style="padding:0;border:none;margin:0;width:100%;text-align:left"><tbody><tr><th colspan="4" style="text-align:center;background-color:#ddd">Gene location (<a href="/wiki/Laboratory_mouse" title="Laboratory mouse">Mouse</a>)</th></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><span typeof="mw:File"><a href="/wiki/File:Ideogram_house_mouse_chromosome_4.svg" class="mw-file-description" title="Chromosome 4 (mouse)"><img alt="Chromosome 4 (mouse)" src="//upload.wikimedia.org/wikipedia/commons/thumb/9/9c/Ideogram_house_mouse_chromosome_4.svg/260px-Ideogram_house_mouse_chromosome_4.svg.png" decoding="async" width="260" height="111" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/9c/Ideogram_house_mouse_chromosome_4.svg/390px-Ideogram_house_mouse_chromosome_4.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/9c/Ideogram_house_mouse_chromosome_4.svg/520px-Ideogram_house_mouse_chromosome_4.svg.png 2x" data-file-width="470" data-file-height="200" /></a></span></td></tr><tr><th scope="row" width="15%" style="background-color:#c3fdb8"><a href="/wiki/Chromosome" title="Chromosome">Chr.</a></th><td colspan="3" width="85%" style="background-color:#eee"><span class="plainlinks">Chromosome 4 (mouse)<sup id="cite_ref-refGRCm38Ensembl_2-0" class="reference"><a href="#cite_note-refGRCm38Ensembl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup></span></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><div align="center"><div style="position: relative; width: 300px;"><span typeof="mw:File"><a href="/wiki/File:Ideogram_of_house_mouse_chromosome_4.svg" class="mw-file-description" title="Chromosome 4 (mouse)"><img alt="Chromosome 4 (mouse)" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0e/Ideogram_of_house_mouse_chromosome_4.svg/300px-Ideogram_of_house_mouse_chromosome_4.svg.png" decoding="async" width="300" height="58" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0e/Ideogram_of_house_mouse_chromosome_4.svg/450px-Ideogram_of_house_mouse_chromosome_4.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0e/Ideogram_of_house_mouse_chromosome_4.svg/600px-Ideogram_of_house_mouse_chromosome_4.svg.png 2x" data-file-width="1200" data-file-height="231" /></a></span><div style="position: absolute; left: 249.50556271121px; top: 2px; padding: 0;"><span typeof="mw:File"><a href="/wiki/File:HSR_1996_II_3.5e.svg" class="mw-file-description" title="Genomic location for CNR2"><img alt="Genomic location for CNR2" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d8/HSR_1996_II_3.5e.svg/14px-HSR_1996_II_3.5e.svg.png" decoding="async" width="14" height="14" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d8/HSR_1996_II_3.5e.svg/21px-HSR_1996_II_3.5e.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d8/HSR_1996_II_3.5e.svg/28px-HSR_1996_II_3.5e.svg.png 2x" data-file-width="142" data-file-height="142" /></a></span></div><div style="position: absolute; left: 255.5px; top: 19px; padding: 0;"><span typeof="mw:File"><a href="/wiki/File:Red_rectangle_2x18.png" class="mw-file-description" title="Genomic location for CNR2"><img alt="Genomic location for CNR2" src="//upload.wikimedia.org/wikipedia/commons/6/6a/Red_rectangle_2x18.png" decoding="async" width="2" height="18" class="mw-file-element" data-file-width="2" data-file-height="18" /></a></span></div></div></div></td></tr><tr><th scope="row" rowspan="2" width="15%" style="background-color:#c3fdb8"><a href="/wiki/Locus_(genetics)" title="Locus (genetics)">Band</a></th><td rowspan="2" width="35%" style="background-color:#eee"><span class="plainlinks">4|4 D3</span></td><th scope="row" style="background-color:#c3fdb8">Start</th><td style="background-color:#eee"><span class="plainlinks">135,622,705 <a href="/wiki/Base_pair" title="Base pair">bp</a><sup id="cite_ref-refGRCm38Ensembl_2-1" class="reference"><a href="#cite_note-refGRCm38Ensembl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup></span></td></tr><tr><th scope="row" style="background-color:#c3fdb8">End</th><td style="background-color:#eee"><span class="plainlinks">135,647,518 <a href="/wiki/Base_pair" title="Base pair">bp</a><sup id="cite_ref-refGRCm38Ensembl_2-2" class="reference"><a href="#cite_note-refGRCm38Ensembl-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup></span></td></tr></tbody></table></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><table class="collapsible collapsed" style="padding:0;border:none;margin:0;width:100%;text-align:left"><tbody><tr><th colspan="4" style="text-align:center;background-color:#ddd"><a href="/wiki/Gene_expression" title="Gene expression">RNA expression</a> pattern</th></tr><tr><th scope="row" style="background-color:#c3fdb8"><a rel="nofollow" class="external text" href="https://www.bgee.org/">Bgee</a></th><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:left"><tbody><tr><th><b><a href="/wiki/Human_genome" title="Human genome">Human</a></b></th><th><b><a href="/wiki/Laboratory_mouse" title="Laboratory mouse">Mouse</a> (ortholog)</b></th></tr><tr><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:center"><tbody><tr><td colspan="1"><span class="plainlinks" style="margin:-3px"><a rel="nofollow" class="external text" href="https://www.bgee.org/gene/ENSG00000188822">Top expressed in</a></span></td></tr><tr><td colspan="1"><div class="plainlinks" style="margin:-12px 0px -10px 0px"><ul style="line-height:15%;margin:9px"><li style="line-height: 137%;">spleen</li><br /><li style="line-height: 137%;">lymph node</li><br /><li style="line-height: 137%;">tibialis anterior muscle</li><br /><li style="line-height: 137%;">mucosa of ileum</li><br /><li style="line-height: 137%;">granulocyte</li><br /><li style="line-height: 137%;">deltoid muscle</li><br /><li style="line-height: 137%;">blood</li><br /><li style="line-height: 137%;">cecum</li><br /><li style="line-height: 137%;">appendix</li><br /><li style="line-height: 137%;">superior surface of tongue</li></ul></div></td></tr></tbody></table></td><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:center"><tbody><tr><td colspan="1"><span class="plainlinks" style="margin:-3px"><a rel="nofollow" class="external text" href="https://www.bgee.org/gene/ENSMUSG00000062585">Top expressed in</a></span></td></tr><tr><td colspan="1"><div class="plainlinks" style="margin:-12px 0px -10px 0px"><ul style="line-height:15%;margin:9px"><li style="line-height: 137%;">granulocyte</li><br /><li style="line-height: 137%;">mesenteric lymph nodes</li><br /><li style="line-height: 137%;">spleen</li><br /><li style="line-height: 137%;">blood</li><br /><li style="line-height: 137%;">stroma of bone marrow</li><br /><li style="line-height: 137%;">subcutaneous adipose tissue</li><br /><li style="line-height: 137%;">thymus</li><br /><li style="line-height: 137%;">tibiofemoral joint</li><br /><li style="line-height: 137%;">right lung lobe</li><br /><li style="line-height: 137%;">left colon</li></ul></div></td></tr></tbody></table></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><span class="plainlinks"><a rel="nofollow" class="external text" href="https://www.bgee.org/gene/ENSG00000188822">More reference expression data</a></span></td></tr></tbody></table></td></tr><tr><th scope="row" style="background-color:#c3fdb8"><a rel="nofollow" class="external text" href="http://biogps.org/">BioGPS</a></th><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:left"><tbody><tr><td colspan="4" style="text-align:center;background-color:#eee"><span typeof="mw:File"><a href="/wiki/File:PBB_GE_CNR2_206586_at_fs.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/02/PBB_GE_CNR2_206586_at_fs.png/250px-PBB_GE_CNR2_206586_at_fs.png" decoding="async" width="250" height="181" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/02/PBB_GE_CNR2_206586_at_fs.png/375px-PBB_GE_CNR2_206586_at_fs.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/02/PBB_GE_CNR2_206586_at_fs.png/500px-PBB_GE_CNR2_206586_at_fs.png 2x" data-file-width="732" data-file-height="530" /></a></span></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><span class="plainlinks"><a rel="nofollow" class="external text" href="http://biogps.org/gene/1269/">More reference expression data</a></span></td></tr></tbody></table></td></tr></tbody></table></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><table class="collapsible collapsed" style="padding:0;border:none;margin:0;width:100%;text-align:left"><tbody><tr><th colspan="4" style="text-align:center;background-color:#ddd"><a href="/wiki/Gene_ontology" class="mw-redirect" title="Gene ontology">Gene ontology</a></th></tr><tr><td style="background-color:#c3fdb8;font-weight:bold">Molecular function</td><td style="background-color:#eee"><div class="plainlinks"> <ul><li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0004930">G protein-coupled receptor activity</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/">signal transducer activity</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0004949">cannabinoid receptor activity</a></li></ul> </div></td></tr><tr><td style="background-color:#c3fdb8;font-weight:bold">Cellular component</td><td style="background-color:#eee"><div class="plainlinks"> <ul><li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0016021">integral component of membrane</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0043204">perikaryon</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0042995">cell projection</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0016020">membrane</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0031234">extrinsic component of cytoplasmic side of plasma membrane</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0005886">plasma membrane</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0005887">integral component of plasma membrane</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0043025">soma</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0030425">dendrite</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0043005">neuron projection</a></li></ul> </div></td></tr><tr><td style="background-color:#c3fdb8;font-weight:bold">Biological process</td><td style="background-color:#eee"><div class="plainlinks"> <ul><li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0051001">negative regulation of nitric-oxide synthase activity</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0033004">negative regulation of mast cell activation</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0038171">cannabinoid signaling pathway</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0001975">response to amphetamine</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0007187">G protein-coupled receptor signaling pathway, coupled to cyclic nucleotide second messenger</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0045759">negative regulation of action potential</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0032496">response to lipopolysaccharide</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0032229">negative regulation of synaptic transmission, GABAergic</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0006955">immune response</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0019233">sensory perception of pain</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0006954">inflammatory response</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0050728">negative regulation of inflammatory response</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0007165">signal transduction</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0030595">leukocyte chemotaxis</a></li> <li><a rel="nofollow" class="external text" href="http://amigo.geneontology.org/amigo/term/GO:0007186">G protein-coupled receptor signaling pathway</a></li></ul> </div></td></tr><tr><td colspan="4" style="background-color:#eee;text-align:center">Sources:<a rel="nofollow" class="external text" href="http://amigo.geneontology.org/">Amigo</a> / <a rel="nofollow" class="external text" href="https://www.ebi.ac.uk/QuickGO/">QuickGO</a></td></tr></tbody></table></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><table class="collapsible" style="padding:0;border:none;margin:0;width:100%;text-align:left"><tbody><tr><th colspan="4" style="text-align:center;background-color:#ddd"><a href="/wiki/Orthologs" class="mw-redirect" title="Orthologs">Orthologs</a></th></tr><tr><th scope="row" style="background-color:#c3fdb8">Species</th><td><b>Human</b></td><td><b>Mouse</b></td></tr><tr><th scope="row" style="background-color:#c3fdb8"><a href="/wiki/Entrez" title="Entrez">Entrez</a></th><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:right"><tbody><tr><th colspan="1"><span class="plainlinks"></span></th></tr><tr><td colspan="1"><p class="plainlinks"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=gene&cmd=retrieve&dopt=default&list_uids=1269&rn=1">1269</a></p></td></tr></tbody></table></td><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:right"><tbody><tr><th colspan="1"><span class="plainlinks"></span></th></tr><tr><td colspan="1"><p class="plainlinks"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=gene&cmd=retrieve&dopt=default&list_uids=12802&rn=1">12802</a></p></td></tr></tbody></table></td></tr><tr><th scope="row" style="background-color:#c3fdb8"><a href="/wiki/Ensembl" class="mw-redirect" title="Ensembl">Ensembl</a></th><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:right"><tbody><tr><th colspan="1"><span class="plainlinks"></span></th></tr><tr><td colspan="1"><p class="plainlinks"><a rel="nofollow" class="external text" href="http://www.ensembl.org/Homo_sapiens/geneview?gene=ENSG00000188822;db=core">ENSG00000188822</a></p></td></tr></tbody></table></td><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:right"><tbody><tr><th colspan="1"><span class="plainlinks"></span></th></tr><tr><td colspan="1"><p class="plainlinks"><a rel="nofollow" class="external text" href="http://www.ensembl.org/Mus_musculus/geneview?gene=ENSMUSG00000062585;db=core">ENSMUSG00000062585</a></p></td></tr></tbody></table></td></tr><tr><th scope="row" style="background-color:#c3fdb8"><a href="/wiki/UniProt" title="UniProt">UniProt</a></th><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:right"><tbody><tr><th colspan="1"><span class="plainlinks"></span></th></tr><tr><td colspan="1"><p class="plainlinks"><a rel="nofollow" class="external text" href="https://www.uniprot.org/uniprot/P34972">P34972</a></p></td></tr></tbody></table></td><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:right"><tbody><tr><th colspan="1"><span class="plainlinks"></span></th></tr><tr><td colspan="1"><p class="plainlinks"><a rel="nofollow" class="external text" href="https://www.uniprot.org/uniprot/P47936">P47936</a></p></td></tr></tbody></table></td></tr><tr><th scope="row" style="background-color:#c3fdb8">RefSeq (mRNA)</th><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:right"><tbody><tr><th colspan="1" class="plainlinks"></th></tr><tr><td colspan="1"><p><span class="plainlinks"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/entrez/viewer.fcgi?val=NM_001841">NM_001841</a></span></p></td></tr></tbody></table></td><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:right"><tbody><tr><th colspan="1" class="plainlinks"></th></tr><tr><td colspan="1"><p><span class="plainlinks"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/entrez/viewer.fcgi?val=NM_009924">NM_009924</a><br /><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/entrez/viewer.fcgi?val=NM_001305278">NM_001305278</a></span></p></td></tr></tbody></table></td></tr><tr><th scope="row" style="background-color:#c3fdb8">RefSeq (protein)</th><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:right"><tbody><tr><th colspan="1" class="plainlinks"></th></tr><tr><td colspan="1"><p><span class="plainlinks"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/entrez/viewer.fcgi?val=NP_001832">NP_001832</a></span></p></td></tr></tbody></table></td><td><table class="none" style="padding:0;border:none;margin:0;width:100%;text-align:right"><tbody><tr><th colspan="1" class="plainlinks"></th></tr><tr><td colspan="1"><p><span class="plainlinks"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/entrez/viewer.fcgi?val=NP_001292207">NP_001292207</a><br /><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/entrez/viewer.fcgi?val=NP_034054">NP_034054</a></span></p></td></tr></tbody></table></td></tr><tr><th scope="row" style="background-color:#c3fdb8">Location (UCSC)</th><td><span class="plainlinks"><a rel="nofollow" class="external text" href="https://genome.ucsc.edu/cgi-bin/hgTracks?org=Human&db=hg38&position=chr1:23870515-23913362">Chr 1: 23.87 – 23.91 Mb</a></span></td><td><span class="plainlinks"><a rel="nofollow" class="external text" href="https://genome.ucsc.edu/cgi-bin/hgTracks?org=Mouse&db=mm0&position=chr4:135622705-135647518">Chr 4: 135.62 – 135.65 Mb</a></span></td></tr><tr><th scope="row" style="background-color:#c3fdb8"><a href="/wiki/PubMed" title="PubMed">PubMed</a> search</th><td><span class="plainlinks"><sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></span></td><td><span class="plainlinks"><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup></span></td></tr></tbody></table></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><a href="/wiki/Wikidata" title="Wikidata">Wikidata</a></td></tr><tr><td colspan="4" style="text-align:center;background-color:#eee"><table style="padding:0;border:none;margin:0;width:100%;text-align:center"><tbody><tr><td colspan="2" style="background-color:#eee;text-align:center"><a href="https://www.wikidata.org/wiki/Q17907844" class="extiw" title="d:Q17907844">View/Edit Human</a></td><td colspan="2" style="background-color:#eee;text-align:center"><a href="https://www.wikidata.org/wiki/Q18248404" class="extiw" title="d:Q18248404">View/Edit Mouse</a></td></tr></tbody></table></td></tr></tbody></table> <p>The <b>cannabinoid receptor 2</b> <b>(CB2)</b>, is a <a href="/wiki/G_protein-coupled_receptor" title="G protein-coupled receptor">G protein-coupled receptor</a> from the <a href="/wiki/Cannabinoid_receptor" title="Cannabinoid receptor">cannabinoid receptor</a> family that in humans is encoded by the <i>CNR2</i> gene.<sup id="cite_ref-pmid7689702_5-0" class="reference"><a href="#cite_note-pmid7689702-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid22048769_6-0" class="reference"><a href="#cite_note-pmid22048769-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> It is closely related to the <a href="/wiki/Cannabinoid_receptor_1" title="Cannabinoid receptor 1">cannabinoid receptor 1</a> (CB1), which is largely responsible for the efficacy of endocannabinoid-mediated presynaptic-inhibition, the psychoactive properties of <a href="/wiki/Tetrahydrocannabinol" title="Tetrahydrocannabinol">tetrahydrocannabinol</a> (THC), the active agent in <a href="/wiki/Cannabis" title="Cannabis">cannabis</a>, and other <a href="/wiki/Phytocannabinoid" class="mw-redirect" title="Phytocannabinoid">phytocannabinoids</a> (plant cannabinoids).<sup id="cite_ref-pmid7689702_5-1" class="reference"><a href="#cite_note-pmid7689702-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-entrez_7-0" class="reference"><a href="#cite_note-entrez-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> The principal endogenous ligand for the CB2 receptor is <a href="/wiki/2-Arachidonoylglycerol" title="2-Arachidonoylglycerol">2-Arachidonoylglycerol</a> (2-AG).<sup id="cite_ref-pmid22048769_6-1" class="reference"><a href="#cite_note-pmid22048769-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p><p>CB2 was <a href="/wiki/Cloning" title="Cloning">cloned</a> in 1993 by a research group from Cambridge looking for a second cannabinoid receptor that could explain the pharmacological properties of <a href="/wiki/Tetrahydrocannabinol" title="Tetrahydrocannabinol">tetrahydrocannabinol</a>.<sup id="cite_ref-pmid7689702_5-2" class="reference"><a href="#cite_note-pmid7689702-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> The receptor was identified among <a href="/wiki/CDNA" class="mw-redirect" title="CDNA">cDNAs</a> based on its similarity in amino-acid sequence to the cannabinoid receptor 1 (CB1) receptor, discovered in 1990.<sup id="cite_ref-pmid11316486_8-0" class="reference"><a href="#cite_note-pmid11316486-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> The discovery of this receptor helped provide a molecular explanation for the established effects of cannabinoids on the immune system. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Structure">Structure</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=1" title="Edit section: Structure"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The CB2 receptor is encoded by the <i>CNR2</i> gene.<sup id="cite_ref-pmid7689702_5-3" class="reference"><a href="#cite_note-pmid7689702-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid19152719_9-0" class="reference"><a href="#cite_note-pmid19152719-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> Approximately 360 <a href="/wiki/Amino_acids" class="mw-redirect" title="Amino acids">amino acids</a> comprise the human CB2 receptor, making it somewhat shorter than the 473-amino-acid-long CB1 receptor.<sup id="cite_ref-pmid19152719_9-1" class="reference"><a href="#cite_note-pmid19152719-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p><p>As is commonly seen in G protein-coupled receptors, the CB2 receptor has seven transmembrane spanning domains,<sup id="cite_ref-pmid7556170_10-0" class="reference"><a href="#cite_note-pmid7556170-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> a glycosylated <a href="/wiki/N-terminus" title="N-terminus">N-terminus</a>, and an intracellular <a href="/wiki/C-terminus" title="C-terminus">C-terminus</a>.<sup id="cite_ref-pmid19152719_9-2" class="reference"><a href="#cite_note-pmid19152719-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> The C-terminus of CB2 receptors appears to play a critical role in the regulation of ligand-induced receptor desensitization and <a href="/wiki/Downregulation" class="mw-redirect" title="Downregulation">downregulation</a> following repeated agonist application,<sup id="cite_ref-pmid19152719_9-3" class="reference"><a href="#cite_note-pmid19152719-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> perhaps causing the receptor to become less responsive to particular ligands. </p><p>The human CB1 and the CB2 receptors possess approximately 44% amino acid similarity.<sup id="cite_ref-pmid7689702_5-4" class="reference"><a href="#cite_note-pmid7689702-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> When only the transmembrane regions of the receptors are considered, however, the amino acid similarity between the two receptor subtypes is approximately 68%.<sup id="cite_ref-pmid19152719_9-4" class="reference"><a href="#cite_note-pmid19152719-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> The amino acid sequence of the CB2 receptor is less highly conserved across human and rodent species as compared to the amino acid sequence of the CB1 receptor.<sup id="cite_ref-pmid10688601_11-0" class="reference"><a href="#cite_note-pmid10688601-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> Based on computer modeling, ligand interactions with CB2 receptor residues S3.31 and F5.46 appears to determine differences between CB<sub>1</sub> and CB<sub>2</sub> receptor selectivity.<sup id="cite_ref-pmid16451064_12-0" class="reference"><a href="#cite_note-pmid16451064-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> In CB<sub>2</sub> receptors, <a href="/wiki/Lipophilic" class="mw-redirect" title="Lipophilic">lipophilic</a> groups interact with the F5.46 residue, allowing them to form a <a href="/wiki/Hydrogen_bond" title="Hydrogen bond">hydrogen bond</a> with the S3.31 residue.<sup id="cite_ref-pmid16451064_12-1" class="reference"><a href="#cite_note-pmid16451064-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> These interactions induce a <a href="/wiki/Conformational_change" title="Conformational change">conformational change</a> in the receptor structure, which triggers the activation of various intracellular signaling pathways. Further research is needed to determine the exact molecular mechanisms of signaling pathway activation.<sup id="cite_ref-pmid16451064_12-2" class="reference"><a href="#cite_note-pmid16451064-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Mechanism">Mechanism</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=2" title="Edit section: Mechanism"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Like the CB1 receptors, CB2 receptors inhibit the activity of <a href="/wiki/Adenylyl_cyclase" title="Adenylyl cyclase">adenylyl cyclase</a> through their Gi/Go<sub>α</sub> subunits.<sup id="cite_ref-PMID16081674_13-0" class="reference"><a href="#cite_note-PMID16081674-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid16109430_14-0" class="reference"><a href="#cite_note-pmid16109430-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> CB2 can also couple to stimulatory Gα<sub>s</sub> subunits leading to an increase of intracellular cAMP, as has been shown for human leukocytes.<sup id="cite_ref-:2_15-0" class="reference"><a href="#cite_note-:2-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> Through their G<sub>βγ</sub> subunits, CB2 receptors are also known to be coupled to the <a href="/wiki/MAPK-ERK_pathway" class="mw-redirect" title="MAPK-ERK pathway">MAPK-ERK pathway</a>,<sup id="cite_ref-PMID16081674_13-1" class="reference"><a href="#cite_note-PMID16081674-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid16109430_14-1" class="reference"><a href="#cite_note-pmid16109430-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid8647116_16-0" class="reference"><a href="#cite_note-pmid8647116-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> a complex and highly conserved <a href="/wiki/Signal_transduction" title="Signal transduction">signal transduction</a> pathway, which regulates a number of cellular processes in mature and developing tissues.<sup id="cite_ref-pmid19182542_17-0" class="reference"><a href="#cite_note-pmid19182542-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> Activation of the MAPK-ERK pathway by CB2 receptor <a href="/wiki/Agonists" class="mw-redirect" title="Agonists">agonists</a> acting through the G<sub>βγ</sub> subunit ultimately results in changes in <a href="/wiki/Cell_migration" title="Cell migration">cell migration</a>.<sup id="cite_ref-pmid9128257_18-0" class="reference"><a href="#cite_note-pmid9128257-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> </p><p>Five recognized <a href="/wiki/Cannabinoids" class="mw-redirect" title="Cannabinoids">cannabinoids</a> are produced endogenously: <a href="/wiki/Arachidonoylethanolamine" class="mw-redirect" title="Arachidonoylethanolamine">arachidonoylethanolamine</a> (anandamide), <a href="/wiki/2-arachidonoyl_glycerol" class="mw-redirect" title="2-arachidonoyl glycerol">2-arachidonoyl glycerol</a> (2-AG), <a href="/wiki/2-arachidonyl_glyceryl_ether" class="mw-redirect" title="2-arachidonyl glyceryl ether">2-arachidonyl glyceryl ether</a> (noladin ether), <a href="/wiki/Virodhamine" title="Virodhamine">virodhamine</a>,<sup id="cite_ref-PMID16081674_13-2" class="reference"><a href="#cite_note-PMID16081674-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> as well as <a href="/wiki/N-arachidonoyl-dopamine" class="mw-redirect" title="N-arachidonoyl-dopamine">N-arachidonoyl-dopamine</a> (NADA).<sup id="cite_ref-pmid11042139_19-0" class="reference"><a href="#cite_note-pmid11042139-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup> Many of these ligands appear to exhibit properties of <a href="/wiki/Functional_selectivity" title="Functional selectivity">functional selectivity</a> at the CB2 receptor: 2-AG activates the MAPK-ERK pathway, while noladin inhibits adenylyl cyclase.<sup id="cite_ref-PMID16081674_13-3" class="reference"><a href="#cite_note-PMID16081674-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Expression">Expression</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=3" title="Edit section: Expression"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Dispute">Dispute</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=4" title="Edit section: Dispute"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Originally it was thought that the CB2 receptor was only expressed in peripheral tissue while the CB1 receptor is the endogenous receptor on neurons. Recent work with <a href="/wiki/Immunohistochemistry" title="Immunohistochemistry">immunohistochemical staining</a> has shown expression within neurons. Subsequently, it was shown that CB2 knock out mice produced the same <a href="/wiki/Immunohistochemistry" title="Immunohistochemistry">immunohistochemical staining</a>, indicating the presence of the CB2 receptor where none was expressed. This has created a long history of debate as to whether the CB2 receptor is expressed in the CNS. A new mouse model was described in 2014 that expresses a fluorescent protein whenever CB2 is expressed within a cell. This has the potential to resolve questions about the expression of CB2 receptors in various tissues.<sup id="cite_ref-20" class="reference"><a href="#cite_note-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Immune_system">Immune system</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=5" title="Edit section: Immune system"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Initial investigation of CB2 receptor expression patterns focused on the presence of CB2 receptors in the peripheral tissues of the <a href="/wiki/Immune_system" title="Immune system">immune system</a>,<sup id="cite_ref-pmid7556170_10-1" class="reference"><a href="#cite_note-pmid7556170-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> and found the CB<sub>2</sub> receptor <a href="/wiki/MRNA" class="mw-redirect" title="MRNA">mRNA</a> in the <a href="/wiki/Spleen" title="Spleen">spleen</a>, <a href="/wiki/Tonsils" class="mw-redirect" title="Tonsils">tonsils</a>, and <a href="/wiki/Thymus_gland" class="mw-redirect" title="Thymus gland">thymus gland</a>.<sup id="cite_ref-pmid7556170_10-2" class="reference"><a href="#cite_note-pmid7556170-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> CB<sub>2</sub> expression in human peripheral blood mononuclear cells at protein level has been confirmed by whole cell radioligand binding.<sup id="cite_ref-:2_15-1" class="reference"><a href="#cite_note-:2-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Northern_blot" title="Northern blot">Northern blot</a> analysis further indicates the expression of the CNR2 gene in immune tissues,<sup id="cite_ref-pmid7556170_10-3" class="reference"><a href="#cite_note-pmid7556170-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> where they are primarily responsible for mediating <a href="/wiki/Cytokine" title="Cytokine">cytokine</a> release.<sup id="cite_ref-pmid16570099_21-0" class="reference"><a href="#cite_note-pmid16570099-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> These receptors were localized on immune cells such as <a href="/wiki/Monocyte" title="Monocyte">monocytes</a>, <a href="/wiki/Macrophages" class="mw-redirect" title="Macrophages">macrophages</a>, <a href="/wiki/B-cells" class="mw-redirect" title="B-cells">B-cells</a>, and <a href="/wiki/T-cells" class="mw-redirect" title="T-cells">T-cells</a>.<sup id="cite_ref-pmid22048769_6-2" class="reference"><a href="#cite_note-pmid22048769-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid7556170_10-4" class="reference"><a href="#cite_note-pmid7556170-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Brain">Brain</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=6" title="Edit section: Brain"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Further investigation into the expression patterns of the CB2 receptors revealed that CB2 receptor gene transcripts are also expressed in the <a href="/wiki/Brain" title="Brain">brain</a>, though not as densely as the CB<sub>1</sub> receptor and located on different cells.<sup id="cite_ref-pmid17356307_22-0" class="reference"><a href="#cite_note-pmid17356307-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup> Unlike the CB1 receptor, in the brain, CB2 receptors are found primarily on <a href="/wiki/Microglia" title="Microglia">microglia</a>.<sup id="cite_ref-pmid16570099_21-1" class="reference"><a href="#cite_note-pmid16570099-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid18037916_23-0" class="reference"><a href="#cite_note-pmid18037916-23"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup> The CB2 receptor is expressed in some neurons within the <a href="/wiki/Central_nervous_system" title="Central nervous system">central nervous system</a> (e.g.; the <a href="/wiki/Brainstem" title="Brainstem">brainstem</a>), but the expression is very low.<sup id="cite_ref-24" class="reference"><a href="#cite_note-24"><span class="cite-bracket">[</span>24<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-25" class="reference"><a href="#cite_note-25"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup> CB2s are expressed on some rat retinal cell types.<sup id="cite_ref-pmid20803619_26-0" class="reference"><a href="#cite_note-pmid20803619-26"><span class="cite-bracket">[</span>26<span class="cite-bracket">]</span></a></sup> Functional CB2 receptors are expressed in neurons of the ventral tegmental area and the hippocampus, arguing for a widespread expression and functional relevance in the CNS and in particular in neuronal signal transmission.<sup id="cite_ref-pmid26833913_27-0" class="reference"><a href="#cite_note-pmid26833913-27"><span class="cite-bracket">[</span>27<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid27133464_28-0" class="reference"><a href="#cite_note-pmid27133464-28"><span class="cite-bracket">[</span>28<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Gastrointestinal_system">Gastrointestinal system</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=7" title="Edit section: Gastrointestinal system"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>CB2 receptors are also found throughout the <a href="/wiki/Gastrointestinal" class="mw-redirect" title="Gastrointestinal">gastrointestinal</a> system, where they modulate intestinal inflammatory response.<sup id="cite_ref-pmid_15277313_29-0" class="reference"><a href="#cite_note-pmid_15277313-29"><span class="cite-bracket">[</span>29<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid17906675_30-0" class="reference"><a href="#cite_note-pmid17906675-30"><span class="cite-bracket">[</span>30<span class="cite-bracket">]</span></a></sup> Thus, CB2 receptor is a potential therapeutic target for <a href="/wiki/Inflammatory_bowel_diseases" class="mw-redirect" title="Inflammatory bowel diseases">inflammatory bowel diseases</a>, such as <a href="/wiki/Crohn%27s_disease" title="Crohn's disease">Crohn's disease</a> and <a href="/wiki/Ulcerative_colitis" title="Ulcerative colitis">ulcerative colitis</a>.<sup id="cite_ref-pmid17906675_30-1" class="reference"><a href="#cite_note-pmid17906675-30"><span class="cite-bracket">[</span>30<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid_18469842_31-0" class="reference"><a href="#cite_note-pmid_18469842-31"><span class="cite-bracket">[</span>31<span class="cite-bracket">]</span></a></sup> The role of endocannabinoids, as such, play an important role in inhibiting unnecessary immune action upon the natural gut flora. Dysfunction of this system, perhaps from excess FAAH activity, could result in IBD. CB<sub>2</sub> activation may also have a role in the treatment of <a href="/wiki/Irritable_bowel_syndrome" title="Irritable bowel syndrome">irritable bowel syndrome</a>.<sup id="cite_ref-32" class="reference"><a href="#cite_note-32"><span class="cite-bracket">[</span>32<span class="cite-bracket">]</span></a></sup> Cannabinoid receptor agonists reduce gut motility in IBS patients.<sup id="cite_ref-33" class="reference"><a href="#cite_note-33"><span class="cite-bracket">[</span>33<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Peripheral_nervous_system">Peripheral nervous system</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=8" title="Edit section: Peripheral nervous system"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Application of CB2-specific antagonists has found that these receptors are also involved in mediating analgesic effects in the peripheral nervous system. However, these receptors are not expressed by nociceptive sensory neurons, and at present are believed to exist on an undetermined, non-neuronal cell. Possible candidates include <a href="/wiki/Mast_cell" title="Mast cell">mast cells</a>, known to facilitate the inflammatory response. Cannabinoid mediated inhibition of these responses may cause a decrease in the perception of noxious-stimuli.<sup id="cite_ref-pmid11316486_8-1" class="reference"><a href="#cite_note-pmid11316486-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Function">Function</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=9" title="Edit section: Function"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Immune_system_2">Immune system</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=10" title="Edit section: Immune system"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Primary research on the functioning of the CB2 receptor has focused on the receptor's effects on the immunological activity of <a href="/wiki/Leukocytes" class="mw-redirect" title="Leukocytes">leukocytes</a>.<sup id="cite_ref-pmid10022233_34-0" class="reference"><a href="#cite_note-pmid10022233-34"><span class="cite-bracket">[</span>34<span class="cite-bracket">]</span></a></sup> To be specific, this receptor has been implicated in a variety of modulatory functions, including immune suppression, induction of apoptosis, and induction of cell migration.<sup id="cite_ref-pmid22048769_6-3" class="reference"><a href="#cite_note-pmid22048769-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> Through their inhibition of adenylyl cyclase via their Gi/Go<sub>α</sub> subunits, CB2 receptor agonists cause a reduction in the intracellular levels of <a href="/wiki/Cyclic_adenosine_monophosphate" title="Cyclic adenosine monophosphate">cyclic adenosine monophosphate</a> (cAMP).<sup id="cite_ref-pmid9605425_35-0" class="reference"><a href="#cite_note-pmid9605425-35"><span class="cite-bracket">[</span>35<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid8937419_36-0" class="reference"><a href="#cite_note-pmid8937419-36"><span class="cite-bracket">[</span>36<span class="cite-bracket">]</span></a></sup> CB2 also signals via Gα<sub>s</sub> and increases intracellular cAMP in human leukocytes, leading to induction of interleukins 6 and 10.<sup id="cite_ref-:2_15-2" class="reference"><a href="#cite_note-:2-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> Although the exact role of the cAMP cascade in the regulation of immune responses is currently under debate, laboratories have previously demonstrated that inhibition of adenylyl cyclase by CB2 receptor agonists results in a reduction in the binding of <a href="/wiki/Transcription_factor" title="Transcription factor">transcription factor</a> <a href="/wiki/CREB" title="CREB">CREB</a> (cAMP response element-binding protein) to <a href="/wiki/DNA" title="DNA">DNA</a>.<sup id="cite_ref-pmid10022233_34-1" class="reference"><a href="#cite_note-pmid10022233-34"><span class="cite-bracket">[</span>34<span class="cite-bracket">]</span></a></sup> This reduction causes changes in the expression of critical immunoregulatory genes<sup id="cite_ref-pmid9605425_35-1" class="reference"><a href="#cite_note-pmid9605425-35"><span class="cite-bracket">[</span>35<span class="cite-bracket">]</span></a></sup> and ultimately suppression of immune function.<sup id="cite_ref-pmid8937419_36-1" class="reference"><a href="#cite_note-pmid8937419-36"><span class="cite-bracket">[</span>36<span class="cite-bracket">]</span></a></sup> </p><p>Later studies examining the effect of synthetic cannabinoid agonist <a href="/wiki/JWH-015" title="JWH-015">JWH-015</a> on CB2 receptors revealed that changes in cAMP levels result in the phosphorylation of <a href="/wiki/Leukocyte_receptor_tyrosine_kinase" title="Leukocyte receptor tyrosine kinase">leukocyte receptor tyrosine kinase</a> at Tyr-505, leading to an inhibition of <a href="/wiki/T_cell" title="T cell">T cell</a> receptor signaling. Thus, CB2 agonists may also be useful for treatment of <a href="/wiki/Inflammation" title="Inflammation">inflammation</a> and pain, and are currently being investigated, in particular for forms of pain that do not respond well to conventional treatments, such as <a href="/wiki/Neuropathic_pain" title="Neuropathic pain">neuropathic pain</a>.<sup id="cite_ref-pmid17594182_37-0" class="reference"><a href="#cite_note-pmid17594182-37"><span class="cite-bracket">[</span>37<span class="cite-bracket">]</span></a></sup> Consistent with these findings are studies that demonstrate increased CB2 receptor expression in the spinal cord, dorsal root ganglion, and activated microglia in the rodent neuropathic pain model, as well as on human hepatocellular carcinoma tumor samples.<sup id="cite_ref-38" class="reference"><a href="#cite_note-38"><span class="cite-bracket">[</span>38<span class="cite-bracket">]</span></a></sup> </p><p>CB2 receptors have also been implicated in the regulation of homing and retention of <a href="/wiki/Marginal_zone" title="Marginal zone">marginal zone</a> <a href="/wiki/B_cell" title="B cell">B cells</a>. A study using knock-out mice found that CB2 receptor is essential for the maintenance of both MZ B cells and their precursor <a href="/w/index.php?title=T2-MZP&action=edit&redlink=1" class="new" title="T2-MZP (page does not exist)">T2-MZP</a>, though not their development. Both B cells and their precursors lacking this receptor were found in reduced numbers, explained by the secondary finding that 2-AG signaling was demonstrated to induce proper B cell migration to the MZ. Without the receptor, there was an undesirable spike in the blood concentration of MZ B lineage cells and a significant reduction in the production of <a href="/wiki/IgM" class="mw-redirect" title="IgM">IgM</a>. While the mechanism behind this process is not fully understood, the researchers suggested that this process may be due to the activation-dependent decrease in <a href="/wiki/Cyclic_adenosine_monophosphate" title="Cyclic adenosine monophosphate">cAMP</a> concentration, leading to reduced transcription of genes regulated by <a href="/wiki/CREB" title="CREB">CREB</a>, indirectly increasing TCR signaling and <a href="/wiki/Interleukin_2" title="Interleukin 2">IL-2</a> production.<sup id="cite_ref-pmid22048769_6-4" class="reference"><a href="#cite_note-pmid22048769-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> Together, these findings demonstrate that the endocannabinoid system may be exploited to enhance immunity to certain pathogens and autoimmune diseases. </p> <div class="mw-heading mw-heading3"><h3 id="Clinical_applications">Clinical applications</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=11" title="Edit section: Clinical applications"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>CB2 receptors may have possible therapeutic roles in the treatment of neurodegenerative disorders such as <a href="/wiki/Alzheimer%27s_disease" title="Alzheimer's disease">Alzheimer's disease</a>.<sup id="cite_ref-pmid14657172_39-0" class="reference"><a href="#cite_note-pmid14657172-39"><span class="cite-bracket">[</span>39<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid18291574_40-0" class="reference"><a href="#cite_note-pmid18291574-40"><span class="cite-bracket">[</span>40<span class="cite-bracket">]</span></a></sup> Specifically, the CB2 agonist JWH-015 was shown to induce macrophages to remove native <a href="/wiki/Beta-amyloid" class="mw-redirect" title="Beta-amyloid">beta-amyloid</a> protein from frozen human tissues.<sup id="cite_ref-pmid19505450_41-0" class="reference"><a href="#cite_note-pmid19505450-41"><span class="cite-bracket">[</span>41<span class="cite-bracket">]</span></a></sup> In patients with Alzheimer's disease, beta-amyloid proteins form aggregates known as <a href="/wiki/Senile_plaques" class="mw-redirect" title="Senile plaques">senile plaques</a>, which disrupt neural functioning.<sup id="cite_ref-pmid15184601_42-0" class="reference"><a href="#cite_note-pmid15184601-42"><span class="cite-bracket">[</span>42<span class="cite-bracket">]</span></a></sup> </p><p>Changes in endocannabinoid levels and/or CB2 receptor expressions have been reported in almost all diseases affecting humans,<sup id="cite_ref-pmid21295074_43-0" class="reference"><a href="#cite_note-pmid21295074-43"><span class="cite-bracket">[</span>43<span class="cite-bracket">]</span></a></sup> ranging from cardiovascular, gastrointestinal, liver, kidney, neurodegenerative, psychiatric, bone, skin, autoimmune, lung disorders to pain and cancer. The prevalence of this trend suggests that modulating CB2 receptor activity by either selective CB2 receptor agonists or inverse agonists/antagonists depending on the disease and its progression holds unique therapeutic potential for these pathologies <sup id="cite_ref-pmid21295074_43-1" class="reference"><a href="#cite_note-pmid21295074-43"><span class="cite-bracket">[</span>43<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Modulation_of_cocaine_reward">Modulation of cocaine reward</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=12" title="Edit section: Modulation of cocaine reward"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Researchers investigated the effects of CB2 agonists on <a href="/wiki/Cocaine" title="Cocaine">cocaine</a> self-administration in mice. Systemic administration of <a href="/wiki/JWH-133" title="JWH-133">JWH-133</a> reduced the number of self-infusions of cocaine in mice, as well as reducing locomotor activity and the break point (maximum amount of level presses to obtain cocaine). Local injection of JWH-133 into the <a href="/wiki/Nucleus_accumbens" title="Nucleus accumbens">nucleus accumbens</a> was found to produce the same effects as systemic administration. Systemic administration of JWH-133 also reduced basal and cocaine-induced elevations of extracellular <a href="/wiki/Dopamine" title="Dopamine">dopamine</a> in the nucleus accumbens. These findings were mimicked by another, structurally different CB2 agonist, <a href="/wiki/GW-405,833" title="GW-405,833">GW-405,833</a>, and were reversed by the administration of a CB2 antagonist, <a href="/wiki/AM-630" title="AM-630">AM-630</a>.<sup id="cite_ref-44" class="reference"><a href="#cite_note-44"><span class="cite-bracket">[</span>44<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Ligands">Ligands</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=13" title="Edit section: Ligands"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Many selective ligands for the CB2 receptor are now available.<sup id="cite_ref-pmid18289088_45-0" class="reference"><a href="#cite_note-pmid18289088-45"><span class="cite-bracket">[</span>45<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Agonists">Agonists</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=14" title="Edit section: Agonists"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Minocycline" title="Minocycline">Minocycline</a><sup id="cite_ref-pmid23960212_46-0" class="reference"><a href="#cite_note-pmid23960212-46"><span class="cite-bracket">[</span>46<span class="cite-bracket">]</span></a></sup></li></ul> <div class="mw-heading mw-heading3"><h3 id="Partial_agonists">Partial agonists</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=15" title="Edit section: Partial agonists"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/GW-405,833" title="GW-405,833">GW-405,833</a></li></ul> <div class="mw-heading mw-heading3"><h3 id="Unspecified_efficacy_agonists">Unspecified efficacy agonists</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=16" title="Edit section: Unspecified efficacy agonists"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/AM-1241" title="AM-1241">AM-1241</a></li> <li><a href="/wiki/HU-308" class="mw-redirect" title="HU-308">HU-308</a></li> <li><a href="/wiki/JWH-015" title="JWH-015">JWH-015</a></li> <li><a href="/wiki/JWH-133" title="JWH-133">JWH-133</a></li> <li><a href="/wiki/L-759,633" title="L-759,633">L-759,633</a></li> <li><a href="/wiki/L-759,656" title="L-759,656">L-759,656</a></li></ul> <div class="mw-heading mw-heading4"><h4 id="Herbal">Herbal</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=17" title="Edit section: Herbal"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Echinacea_purpurea" title="Echinacea purpurea">Echinacea purpurea</a><sup id="cite_ref-47" class="reference"><a href="#cite_note-47"><span class="cite-bracket">[</span>47<span class="cite-bracket">]</span></a></sup></li></ul> <div class="mw-heading mw-heading3"><h3 id="Inverse_agonists">Inverse agonists</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=18" title="Edit section: Inverse agonists"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/AM-630" title="AM-630">AM-630</a></li> <li><a href="/wiki/BML-190" title="BML-190">BML-190</a></li> <li><a href="/wiki/JTE-907" title="JTE-907">JTE-907</a></li> <li><a href="/wiki/SR-144,528" title="SR-144,528">SR-144,528</a></li> <li><a href="/wiki/APD371" class="mw-redirect" title="APD371">APD371</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Binding_affinities">Binding affinities</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=19" title="Edit section: Binding affinities"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <table class="wikitable sortable" style="font-size: smaller; text-align: center; width: auto;"> <tbody><tr> <th style="width: 12em"> </th> <th>CB<sub>1</sub> affinity (K<sub>i</sub>) </th> <th>Efficacy towards CB<sub>1</sub> </th> <th>CB<sub>2</sub> affinity (K<sub>i</sub>) </th> <th>Efficacy towards CB<sub>2</sub> </th> <th>Type </th> <th>References </th></tr> <tr> <th><b><a href="/wiki/Anandamide" title="Anandamide">Anandamide</a></b> </th> <td>78 nM </td> <td>Partial agonist </td> <td>370 nM </td> <td>Partial agonist </td> <td>Endogenous </td> <td> </td></tr> <tr> <th><a href="/wiki/N-Arachidonoyl_dopamine" title="N-Arachidonoyl dopamine">N-Arachidonoyl dopamine</a> </th> <td>250 nM </td> <td>Agonist </td> <td>12000 nM </td> <td>? </td> <td>Endogenous </td> <td><sup id="cite_ref-2AG_48-0" class="reference"><a href="#cite_note-2AG-48"><span class="cite-bracket">[</span>48<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/2-Arachidonoylglycerol" title="2-Arachidonoylglycerol">2-Arachidonoylglycerol</a> </th> <td>58.3 nM </td> <td>Full agonist </td> <td>145 nM </td> <td>Full agonist </td> <td>Endogenous </td> <td><sup id="cite_ref-2AG_48-1" class="reference"><a href="#cite_note-2AG-48"><span class="cite-bracket">[</span>48<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/2-Arachidonyl_glyceryl_ether" title="2-Arachidonyl glyceryl ether">2-Arachidonyl glyceryl ether</a> </th> <td>21 nM </td> <td>Full agonist </td> <td>480 nM </td> <td>Full agonist </td> <td>Endogenous </td> <td> </td></tr> <tr> <th><b><a href="/wiki/Tetrahydrocannabinol" title="Tetrahydrocannabinol">Tetrahydrocannabinol</a></b> </th> <td>10 nM </td> <td>Partial agonist </td> <td>24 nM </td> <td>Partial agonist </td> <td>Phytogenic </td> <td><sup id="cite_ref-whoa_49-0" class="reference"><a href="#cite_note-whoa-49"><span class="cite-bracket">[</span>49<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/EGCG" class="mw-redirect" title="EGCG">EGCG</a> </th> <td>33.6 μM </td> <td>Agonist </td> <td>>50 μM </td> <td>? </td> <td>Phytogenic </td> <td><sup id="cite_ref-:0_50-0" class="reference"><a href="#cite_note-:0-50"><span class="cite-bracket">[</span>50<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/Epigallocatechin_gallate" title="Epigallocatechin gallate">EGC</a> </th> <td>35.7 μM </td> <td>Agonist </td> <td>>50 μM </td> <td>? </td> <td>Phytogenic </td> <td><sup id="cite_ref-:0_50-1" class="reference"><a href="#cite_note-:0-50"><span class="cite-bracket">[</span>50<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/Epicatechin_gallate" title="Epicatechin gallate">ECG</a> </th> <td>47.3 μM </td> <td>Agonist </td> <td>>50 μM </td> <td>? </td> <td>Phytogenic </td> <td><sup id="cite_ref-:0_50-2" class="reference"><a href="#cite_note-:0-50"><span class="cite-bracket">[</span>50<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><i>N</i>-alkylamide </th> <td>- </td> <td>- </td> <td><100 nM </td> <td>Partial agonist </td> <td>Phytogenic </td> <td><sup id="cite_ref-:1_51-0" class="reference"><a href="#cite_note-:1-51"><span class="cite-bracket">[</span>51<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><b>β-</b><a href="/wiki/Caryophyllene" title="Caryophyllene">Caryophyllene</a> </th> <td>- </td> <td>- </td> <td><200 nM </td> <td>Full agonist </td> <td>Phytogenic </td> <td><sup id="cite_ref-:1_51-1" class="reference"><a href="#cite_note-:1-51"><span class="cite-bracket">[</span>51<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/Falcarinol" title="Falcarinol">Falcarinol</a> </th> <td><1 μM </td> <td>Inverse agonist </td> <td>? </td> <td>? </td> <td>Phytogenic </td> <td><sup id="cite_ref-:1_51-2" class="reference"><a href="#cite_note-:1-51"><span class="cite-bracket">[</span>51<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/w/index.php?title=Rutamarin&action=edit&redlink=1" class="new" title="Rutamarin (page does not exist)">Rutamarin</a> </th> <td>- </td> <td>- </td> <td><10 μM </td> <td>? </td> <td>Phytogenic </td> <td><sup id="cite_ref-:1_51-3" class="reference"><a href="#cite_note-:1-51"><span class="cite-bracket">[</span>51<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/3,3%27-Diindolylmethane" title="3,3'-Diindolylmethane">3,3'-Diindolylmethane</a> </th> <td>- </td> <td>- </td> <td>1 μM </td> <td>Partial Agonist </td> <td>Phytogenic </td> <td><sup id="cite_ref-:1_51-4" class="reference"><a href="#cite_note-:1-51"><span class="cite-bracket">[</span>51<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/AM-1221" title="AM-1221">AM-1221</a> </th> <td>52.3 nM </td> <td>Agonist </td> <td>0.28 nM </td> <td>Agonist </td> <td>Synthetic </td> <td><sup id="cite_ref-dude_52-0" class="reference"><a href="#cite_note-dude-52"><span class="cite-bracket">[</span>52<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/AM-1235" title="AM-1235">AM-1235</a> </th> <td>1.5 nM </td> <td>Agonist </td> <td>20.4 nM </td> <td>Agonist </td> <td>Synthetic </td> <td><sup id="cite_ref-like_53-0" class="reference"><a href="#cite_note-like-53"><span class="cite-bracket">[</span>53<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/AM-2232" title="AM-2232">AM-2232</a> </th> <td>0.28 nM </td> <td>Agonist </td> <td>1.48 nM </td> <td>Agonist </td> <td>Synthetic </td> <td><sup id="cite_ref-like_53-1" class="reference"><a href="#cite_note-like-53"><span class="cite-bracket">[</span>53<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/UR-144" title="UR-144">UR-144</a> </th> <td>150 nM </td> <td>Full agonist </td> <td>1.8 nM </td> <td>Full agonist </td> <td>Synthetic </td> <td><sup id="cite_ref-myhandsareamazing_54-0" class="reference"><a href="#cite_note-myhandsareamazing-54"><span class="cite-bracket">[</span>54<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/JWH-007" title="JWH-007">JWH-007</a> </th> <td>9.0 nM </td> <td>Agonist </td> <td>2.94 nM </td> <td>Agonist </td> <td>Synthetic </td> <td><sup id="cite_ref-pass_55-0" class="reference"><a href="#cite_note-pass-55"><span class="cite-bracket">[</span>55<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/JWH-015" title="JWH-015">JWH-015</a> </th> <td>383 nM </td> <td>Agonist </td> <td>13.8 nM </td> <td>Agonist </td> <td>Synthetic </td> <td><sup id="cite_ref-pass_55-1" class="reference"><a href="#cite_note-pass-55"><span class="cite-bracket">[</span>55<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th><a href="/wiki/JWH-018" title="JWH-018">JWH-018</a> </th> <td>9.00 ± 5.00 nM </td> <td>Full agonist </td> <td>2.94 ± 2.65 nM </td> <td>Full agonist </td> <td>Synthetic </td> <td><sup id="cite_ref-pass_55-2" class="reference"><a href="#cite_note-pass-55"><span class="cite-bracket">[</span>55<span class="cite-bracket">]</span></a></sup> </td></tr> </tbody></table> <div class="mw-heading mw-heading2"><h2 id="Evolution">Evolution</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=20" title="Edit section: Evolution"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Paralogues"><a href="/wiki/Sequence_homology" title="Sequence homology">Paralogues</a></h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=21" title="Edit section: Paralogues"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Source:<sup id="cite_ref-56" class="reference"><a href="#cite_note-56"><span class="cite-bracket">[</span>56<span class="cite-bracket">]</span></a></sup> </p> <ul><li><a href="/wiki/Cannabinoid_receptor_1" title="Cannabinoid receptor 1">CNR1</a></li> <li><a href="/wiki/GPR12" title="GPR12">GPR12</a></li> <li><a href="/wiki/GPR6" title="GPR6">GPR6</a></li> <li><a href="/wiki/S1PR1" title="S1PR1">S1PR1</a></li> <li><a href="/wiki/S1PR4" title="S1PR4">S1PR4</a></li> <li><a href="/wiki/S1PR3" title="S1PR3">S1PR3</a></li> <li><a href="/wiki/S1PR5" title="S1PR5">S1PR5</a></li> <li><a href="/wiki/S1PR2" title="S1PR2">S1PR2</a></li> <li><a href="/wiki/LPAR1" title="LPAR1">LPAR1</a></li> <li><a href="/wiki/GPR3" title="GPR3">GPR3</a></li> <li><a href="/wiki/LPAR3" title="LPAR3">LPAR3</a></li> <li><a href="/wiki/LPAR2" title="LPAR2">LPAR2</a></li> <li><a href="/wiki/Melanocortin_4_receptor" title="Melanocortin 4 receptor">MC4R</a></li> <li><a href="/wiki/Melanocortin_5_receptor" title="Melanocortin 5 receptor">MC5R</a></li> <li><a href="/wiki/GPR119" title="GPR119">GPR119</a></li> <li><a href="/wiki/Melanocortin_1_receptor" title="Melanocortin 1 receptor">MC1R</a></li> <li><a href="/wiki/Melanocortin_3_receptor" title="Melanocortin 3 receptor">MC3R</a></li> <li><a href="/wiki/ACTH_receptor" title="ACTH receptor">MC2R</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Cannabinoid_receptor_2&action=edit&section=22" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist 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International Union of Basic and Clinical Pharmacology. Archived from <a rel="nofollow" class="external text" href="http://www.iuphar-db.org/GPCR/ReceptorDisplayForward?receptorID=2207">the original</a> on 2012-03-05<span class="reference-accessdate">. Retrieved <span class="nowrap">2008-11-25</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=IUPHAR+Database+of+Receptors+and+Ion+Channels&rft.atitle=Cannabinoid+Receptors%3A+CB%3Csub%3E2%3C%2Fsub%3E&rft_id=http%3A%2F%2Fwww.iuphar-db.org%2FGPCR%2FReceptorDisplayForward%3FreceptorID%3D2207&rfr_id=info%3Asid%2Fen.wikipedia.org%3ACannabinoid+receptor+2" class="Z3988"></span></li> <li><a rel="nofollow" class="external text" href="https://www.proteinatlas.org/ENSG00000188822-CNR2">Cannabinoid Receptor 2 (CNR2) Human Protein Atlas</a></li></ul> <p><i>This article incorporates text from the <a href="/wiki/United_States_National_Library_of_Medicine" title="United States National Library of Medicine">United States National Library of Medicine</a>, which is in the <a href="/wiki/Public_domain" title="Public domain">public domain</a>.</i> </p><p><br /> </p> <div class="navbox-styles"><style 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title="Cell surface receptor">Cell surface receptor</a>: <a href="/wiki/G_protein-coupled_receptor" title="G protein-coupled receptor">G protein-coupled receptors</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Class_A:_Rhodopsin-like" style="font-size:114%;margin:0 4em"><a href="/wiki/Rhodopsin-like_receptors" title="Rhodopsin-like receptors">Class A</a>: <a href="/wiki/Rhodopsin" title="Rhodopsin">Rhodopsin</a>-like</div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;"><a href="/wiki/Neurotransmitter_receptor" title="Neurotransmitter receptor">Neurotransmitter</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;"><a href="/wiki/Adrenergic_receptor" title="Adrenergic receptor">Adrenergic</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Alpha-1_adrenergic_receptor" title="Alpha-1 adrenergic receptor">α1</a> (<a href="/wiki/Alpha-1A_adrenergic_receptor" title="Alpha-1A adrenergic receptor">A</a></li> <li><a href="/wiki/Alpha-1B_adrenergic_receptor" title="Alpha-1B adrenergic receptor">B</a></li> <li><a href="/wiki/Alpha-1D_adrenergic_receptor" title="Alpha-1D adrenergic receptor">D</a>)</li> <li><a href="/wiki/Alpha-2_adrenergic_receptor" title="Alpha-2 adrenergic receptor">α2</a> (<a href="/wiki/Alpha-2A_adrenergic_receptor" title="Alpha-2A adrenergic receptor">A</a></li> <li><a href="/wiki/Alpha-2B_adrenergic_receptor" title="Alpha-2B adrenergic receptor">B</a></li> <li><a href="/wiki/Alpha-2C_adrenergic_receptor" title="Alpha-2C adrenergic receptor">C</a>)</li> <li><a href="/wiki/Beta-1_adrenergic_receptor" title="Beta-1 adrenergic receptor">β1</a></li> <li><a href="/wiki/Beta-2_adrenergic_receptor" title="Beta-2 adrenergic receptor">β2</a></li> <li><a href="/wiki/Beta-3_adrenergic_receptor" title="Beta-3 adrenergic receptor">β3</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;"><a href="/wiki/Purinergic_receptor" title="Purinergic receptor">Purinergic</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Adenosine_receptor" title="Adenosine receptor">Adenosine</a> (<a href="/wiki/Adenosine_A1_receptor" title="Adenosine A1 receptor">A1</a></li> <li><a href="/wiki/Adenosine_A2A_receptor" title="Adenosine A2A receptor">A2A</a></li> <li><a href="/wiki/Adenosine_A2B_receptor" title="Adenosine A2B receptor">A2B</a></li> <li><a href="/wiki/Adenosine_A3_receptor" title="Adenosine A3 receptor">A3</a>)</li> <li><a href="/wiki/P2Y_receptor" title="P2Y receptor">P2Y</a> (<a href="/wiki/P2RY1" title="P2RY1">1</a></li> <li><a href="/wiki/P2RY2" title="P2RY2">2</a></li> <li><a href="/wiki/P2RY4" title="P2RY4">4</a></li> <li><a href="/wiki/LPAR6" title="LPAR6">5</a></li> <li><a href="/wiki/P2RY6" title="P2RY6">6</a></li> <li><a href="/wiki/P2RY8" title="P2RY8">8</a></li> <li><a href="/wiki/GPR23" class="mw-redirect" title="GPR23">9</a></li> <li><a href="/wiki/P2RY10" title="P2RY10">10</a></li> <li><a href="/wiki/P2RY11" title="P2RY11">11</a></li> <li><a href="/wiki/P2Y12" title="P2Y12">12</a></li> <li><a href="/wiki/P2RY13" title="P2RY13">13</a></li> <li><a href="/wiki/P2RY14" title="P2RY14">14</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;"><a href="/wiki/5-HT_receptor" title="5-HT receptor">Serotonin</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><i>(all but <a href="/wiki/5-HT3_receptor" title="5-HT3 receptor">5-HT3</a>)</i> <a href="/wiki/5-HT1_receptor" title="5-HT1 receptor">5-HT1</a> (<a href="/wiki/5-HT1A_receptor" title="5-HT1A receptor">A</a></li> <li><a href="/wiki/5-HT1B_receptor" title="5-HT1B receptor">B</a></li> <li><a href="/wiki/5-HT1D_receptor" title="5-HT1D receptor">D</a></li> <li><a href="/wiki/5-HT1E_receptor" title="5-HT1E receptor">E</a></li> <li><a href="/wiki/5-HT1F_receptor" title="5-HT1F receptor">F</a>)</li> <li><a href="/wiki/5-HT2_receptor" title="5-HT2 receptor">5-HT2</a> (<a href="/wiki/5-HT2A_receptor" title="5-HT2A receptor">A</a></li> <li><a href="/wiki/5-HT2B_receptor" title="5-HT2B receptor">B</a></li> <li><a href="/wiki/5-HT2C_receptor" title="5-HT2C receptor">C</a>)</li> <li><i>5-HT</i> (<a href="/wiki/5-HT4_receptor" title="5-HT4 receptor">4</a></li> <li><a href="/wiki/5-HT5A_receptor" title="5-HT5A receptor">5A</a></li> <li><a href="/wiki/5-HT6_receptor" title="5-HT6 receptor">6</a></li> <li><a href="/wiki/5-HT7_receptor" title="5-HT7 receptor">7</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Muscarinic_acetylcholine_receptor" title="Muscarinic acetylcholine receptor">Acetylcholine</a> (<a href="/wiki/Muscarinic_acetylcholine_receptor_M1" title="Muscarinic acetylcholine receptor M1">M1</a></li> <li><a href="/wiki/Muscarinic_acetylcholine_receptor_M2" title="Muscarinic acetylcholine receptor M2">M2</a></li> <li><a href="/wiki/Muscarinic_acetylcholine_receptor_M3" title="Muscarinic acetylcholine receptor M3">M3</a></li> <li><a href="/wiki/Muscarinic_acetylcholine_receptor_M4" title="Muscarinic acetylcholine receptor M4">M4</a></li> <li><a href="/wiki/Muscarinic_acetylcholine_receptor_M5" title="Muscarinic acetylcholine receptor M5">M5</a>)</li> <li><a href="/wiki/Dopamine_receptor" title="Dopamine receptor">Dopamine</a> <ul><li><a href="/wiki/Dopamine_receptor_D1" title="Dopamine receptor D1">D1</a></li> <li><a href="/wiki/Dopamine_receptor_D2" title="Dopamine receptor D2">D2</a></li> <li><a href="/wiki/Dopamine_receptor_D3" title="Dopamine receptor D3">D3</a></li> <li><a href="/wiki/Dopamine_receptor_D4" title="Dopamine receptor D4">D4</a></li> <li><a href="/wiki/Dopamine_receptor_D5" title="Dopamine receptor D5">D5</a></li></ul></li> <li><a href="/wiki/GHB_receptor" title="GHB receptor">GHB receptor</a></li> <li><a href="/wiki/Histamine_receptor" title="Histamine receptor">Histamine</a> <ul><li><a href="/wiki/Histamine_H1_receptor" title="Histamine H1 receptor">H1</a></li> <li><a href="/wiki/Histamine_H2_receptor" title="Histamine H2 receptor">H2</a></li> <li><a href="/wiki/Histamine_H3_receptor" title="Histamine H3 receptor">H3</a></li> <li><a href="/wiki/Histamine_H4_receptor" title="Histamine H4 receptor">H4</a></li></ul></li> <li><a href="/wiki/Melatonin_receptor" title="Melatonin receptor">Melatonin</a> (<a href="/wiki/Melatonin_receptor_1A" title="Melatonin receptor 1A">1A</a></li> <li><a href="/wiki/Melatonin_receptor_1B" title="Melatonin receptor 1B">1B</a></li> <li><a href="/wiki/Melatonin_receptor_1C" title="Melatonin receptor 1C">1C</a>)</li> <li><a href="/wiki/Trace_amine-associated_receptor" title="Trace amine-associated receptor">TAAR</a> (<a href="/wiki/TAAR1" title="TAAR1">1</a></li> <li><a href="/wiki/TAAR2" title="TAAR2">2</a></li> <li><a href="/wiki/TAAR5" title="TAAR5">5</a></li> <li><a href="/wiki/TAAR6" title="TAAR6">6</a></li> <li><a href="/wiki/TAAR8" title="TAAR8">8</a></li> <li><a href="/wiki/TAAR9" title="TAAR9">9</a>)</li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;">Metabolites and<br />signaling molecules</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;"><a href="/wiki/Eicosanoid_receptor" title="Eicosanoid receptor">Eicosanoid</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><i>CysLT</i> (<a href="/wiki/Cysteinyl_leukotriene_receptor_1" title="Cysteinyl leukotriene receptor 1">1</a></li> <li><a href="/wiki/Cysteinyl_leukotriene_receptor_2" title="Cysteinyl leukotriene receptor 2">2</a>)</li> <li><a href="/wiki/Leukotriene_B4" title="Leukotriene B4">LTB4</a> <ul><li><a href="/wiki/Leukotriene_B4_receptor" title="Leukotriene B4 receptor">1</a></li> <li><a href="/wiki/Leukotriene_B4_receptor_2" title="Leukotriene B4 receptor 2">2</a></li></ul></li> <li><a href="/wiki/Formyl_peptide_receptor_2" title="Formyl peptide receptor 2"> FPRL1</a></li> <li><a href="/wiki/Oxoeicosanoid_receptor_1" title="Oxoeicosanoid receptor 1">OXE</a></li> <li><a href="/wiki/Prostaglandin_receptor" title="Prostaglandin receptor">Prostaglandin</a> <ul><li><i>DP</i> (<a href="/wiki/Prostaglandin_D2_receptor" title="Prostaglandin D2 receptor">1</a></li> <li><a href="/wiki/GPR44" class="mw-redirect" title="GPR44">2</a>), <i>EP</i> (<a href="/wiki/EP1_receptor" class="mw-redirect" title="EP1 receptor">1</a></li> <li><a href="/wiki/Prostaglandin_E2_receptor" title="Prostaglandin E2 receptor">2</a></li> <li><a href="/wiki/Prostaglandin_E_receptor_3" class="mw-redirect" title="Prostaglandin E receptor 3">3</a></li> <li><a href="/wiki/EP4_receptor" class="mw-redirect" title="EP4 receptor">4</a>), <a href="/wiki/Prostaglandin_F_receptor" title="Prostaglandin F receptor">FP</a></li></ul></li> <li><a href="/wiki/Prostacyclin_receptor" title="Prostacyclin receptor">Prostacyclin</a></li> <li><a href="/wiki/Thromboxane_receptor" title="Thromboxane receptor">Thromboxane</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/G_protein-coupled_bile_acid_receptor" title="G protein-coupled bile acid receptor">Bile acid</a></li> <li><a href="/wiki/Cannabinoid_receptor" title="Cannabinoid receptor">Cannabinoid</a> (<a href="/wiki/Cannabinoid_receptor_type_1" class="mw-redirect" title="Cannabinoid receptor type 1">CB1</a></li> <li><a href="/wiki/Cannabinoid_receptor_type_2" class="mw-redirect" title="Cannabinoid receptor type 2">CB2</a>, <i>GPR</i> (<a href="/wiki/GPR18" class="mw-redirect" title="GPR18">18</a></li> <li><a href="/wiki/GPR55" title="GPR55">55</a></li> <li><a href="/wiki/GPR119" title="GPR119">119</a>))</li> <li><a href="/wiki/GPR183" title="GPR183">EBI2</a></li> <li><a href="/wiki/GPER" title="GPER">Estrogen</a></li> <li><a href="/wiki/Free_fatty_acid_receptor" title="Free fatty acid receptor">Free fatty acid</a> (<a href="/wiki/Free_fatty_acid_receptor_1" title="Free fatty acid receptor 1">1</a></li> <li><a href="/wiki/Free_fatty_acid_receptor_2" title="Free fatty acid receptor 2">2</a></li> <li><a href="/wiki/Free_fatty_acid_receptor_3" title="Free fatty acid receptor 3">3</a></li> <li><a href="/wiki/GPR42" title="GPR42">4</a>)</li> <li><a href="/wiki/Hydroxycarboxylic_acid_receptor" title="Hydroxycarboxylic acid receptor">Hydroxycarboxylic acids</a> <ul><li><a href="/wiki/Hydroxycarboxylic_acid_receptor_1" title="Hydroxycarboxylic acid receptor 1">1</a></li> <li><a href="/wiki/Hydroxycarboxylic_acid_receptor_2" title="Hydroxycarboxylic acid receptor 2">2</a></li> <li><a href="/wiki/Hydroxycarboxylic_acid_receptor_3" title="Hydroxycarboxylic acid receptor 3">3</a></li></ul></li> <li><a href="/wiki/Lysophosphatidic_acid" title="Lysophosphatidic acid">Lysophosphatidic acid</a> (<a href="/wiki/LPAR1" title="LPAR1">1</a></li> <li><a href="/wiki/LPAR2" title="LPAR2">2</a></li> <li><a href="/wiki/LPAR3" title="LPAR3">3</a></li> <li><a href="/wiki/LPAR4" title="LPAR4">4</a></li> <li><a href="/wiki/LPAR5" title="LPAR5">5</a></li> <li><a href="/wiki/LPAR6" title="LPAR6">6</a>)</li> <li><a href="/wiki/Lysophospholipid_receptor" title="Lysophospholipid receptor">Lysophospholipid</a> (<a href="/wiki/S1PR1" title="S1PR1">1</a></li> <li><a href="/wiki/LPAR1" title="LPAR1">2</a></li> <li><a href="/wiki/S1PR3" title="S1PR3">3</a></li> <li><a href="/wiki/LPAR2" title="LPAR2">4</a></li> <li><a href="/wiki/S1PR2" title="S1PR2">5</a></li> <li><a href="/wiki/S1PR4" title="S1PR4">6</a></li> <li><a href="/wiki/LPAR3" title="LPAR3">7</a></li> <li><a href="/wiki/S1PR5" title="S1PR5">8</a>)</li> <li><a href="/wiki/OXGR1" title="OXGR1">Oxoglutarate</a></li> <li><a href="/wiki/Platelet-activating_factor_receptor" title="Platelet-activating factor receptor">PAF</a></li> <li><a href="/wiki/Sphingosine-1-phosphate" title="Sphingosine-1-phosphate">Sphingosine-1-phosphate</a> (<a href="/wiki/S1PR1" title="S1PR1">1</a></li> <li><a href="/wiki/S1PR2" title="S1PR2">2</a></li> <li><a href="/wiki/S1PR3" title="S1PR3">3</a></li> <li><a href="/wiki/S1PR4" title="S1PR4">4</a></li> <li><a href="/wiki/S1PR5" title="S1PR5">5</a>)</li> <li><a href="/wiki/SUCNR1" title="SUCNR1">Succinate</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;">Peptide</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;"><a href="/wiki/GPCR_neuropeptide_receptor" title="GPCR neuropeptide receptor">Neuropeptide</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Neuropeptide_B/W_receptor" title="Neuropeptide B/W receptor">B/W</a> (<a href="/wiki/Neuropeptides_B/W_receptor_1" title="Neuropeptides B/W receptor 1">1</a></li> <li><a href="/wiki/Neuropeptides_B/W_receptor_2" title="Neuropeptides B/W receptor 2">2</a>)</li> <li><a href="/wiki/Neuropeptide_FF_receptor" title="Neuropeptide FF receptor">FF</a> (<a href="/wiki/Neuropeptide_FF_receptor_1" title="Neuropeptide FF receptor 1">1</a></li> <li><a href="/wiki/Neuropeptide_FF_receptor_2" title="Neuropeptide FF receptor 2">2</a>)</li> <li><a href="/wiki/Neuropeptide_S_receptor" title="Neuropeptide S receptor">S</a></li> <li><a href="/wiki/Neuropeptide_Y_receptor" title="Neuropeptide Y receptor">Y</a> (<a href="/wiki/Neuropeptide_Y_receptor_Y1" title="Neuropeptide Y receptor Y1">1</a></li> <li><a href="/wiki/Neuropeptide_Y_receptor_Y2" title="Neuropeptide Y receptor Y2">2</a></li> <li><a href="/wiki/Pancreatic_polypeptide_receptor_1" title="Pancreatic polypeptide receptor 1">4</a></li> <li><a href="/wiki/Neuropeptide_Y_receptor_Y5" title="Neuropeptide Y receptor Y5">5</a>)</li> <li><i>Neuromedin</i> (<a href="/wiki/Neuromedin_B_receptor" title="Neuromedin B receptor">B</a></li> <li><a href="/wiki/Neuromedin_U_receptor" title="Neuromedin U receptor">U</a> (<a href="/wiki/Neuromedin_U_receptor_1" title="Neuromedin U receptor 1">1</a></li> <li><a href="/wiki/Neuromedin_U_receptor_2" title="Neuromedin U receptor 2">2</a>))</li> <li><a href="/wiki/Neurotensin_receptor" title="Neurotensin receptor">Neurotensin</a> (<a href="/wiki/Neurotensin_receptor_1" title="Neurotensin receptor 1">1</a></li> <li><a href="/wiki/Neurotensin_receptor_2" title="Neurotensin receptor 2">2</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Anaphylatoxin_receptors" title="Anaphylatoxin receptors">Anaphylatoxin</a> (<a href="/wiki/C3a_receptor" title="C3a receptor">C3a</a></li> <li>C5a (<a href="/wiki/C5a_receptor" title="C5a receptor">1</a></li> <li><a href="/wiki/C5AR2" title="C5AR2">2</a>))</li> <li><a href="/wiki/Angiotensin_receptor" class="mw-redirect" title="Angiotensin receptor">Angiotensin</a> (<a href="/wiki/Angiotensin_II_receptor_type_1" title="Angiotensin II receptor type 1">1</a></li> <li><a href="/wiki/Angiotensin_II_receptor_type_2" title="Angiotensin II receptor type 2">2</a>)</li> <li><a href="/wiki/Apelin_receptor" title="Apelin receptor">Apelin</a></li> <li><a href="/wiki/Bombesin_receptor" title="Bombesin receptor">Bombesin</a> <ul><li><a href="/wiki/Bombesin-like_receptor_3" title="Bombesin-like receptor 3">BRS3</a></li> <li><a href="/wiki/Gastrin-releasing_peptide_receptor" title="Gastrin-releasing peptide receptor">GRPR</a></li> <li><a href="/wiki/Neuromedin_B_receptor" title="Neuromedin B receptor">NMBR</a>)</li> <li><a href="/wiki/Bradykinin_receptor" title="Bradykinin receptor">Bradykinin</a> (<a href="/wiki/Bradykinin_receptor_B1" title="Bradykinin receptor B1">B1</a></li> <li><a href="/wiki/Bradykinin_receptor_B2" title="Bradykinin receptor B2">B2</a>)</li></ul></li> <li><a href="/wiki/Chemokine_receptor" title="Chemokine receptor">Chemokine</a></li> <li><a href="/wiki/Cholecystokinin_receptor" title="Cholecystokinin receptor">Cholecystokinin</a> (<a href="/wiki/Cholecystokinin_A_receptor" title="Cholecystokinin A receptor">A</a></li> <li><a href="/wiki/Cholecystokinin_B_receptor" title="Cholecystokinin B receptor">B</a>)</li> <li><a href="/wiki/Endothelin_receptor" title="Endothelin receptor">Endothelin</a> <ul><li><a href="/wiki/Endothelin_A_receptor" title="Endothelin A receptor">A</a></li> <li><a href="/wiki/Endothelin_B_receptor" class="mw-redirect" title="Endothelin B receptor">B</a></li></ul></li> <li><a href="/wiki/Formyl_peptide_receptor" title="Formyl peptide receptor">Formyl peptide</a> (<a href="/wiki/Formyl_peptide_receptor_1" title="Formyl peptide receptor 1">1</a></li> <li><a href="/wiki/Formyl_peptide_receptor_2" title="Formyl peptide receptor 2">2</a></li> <li><a href="/wiki/Formyl_peptide_receptor_3" title="Formyl peptide receptor 3">3</a>)</li> <li><a href="/wiki/Follicle-stimulating_hormone_receptor" title="Follicle-stimulating hormone receptor">FSH</a></li> <li><a href="/wiki/Galanin_receptor" title="Galanin receptor">Galanin</a> (<a href="/wiki/Galanin_receptor_1" title="Galanin receptor 1">1</a></li> <li><a href="/wiki/Galanin_receptor_2" title="Galanin receptor 2">2</a></li> <li><a href="/wiki/Galanin_receptor_3" title="Galanin receptor 3">3</a>)</li> <li><a href="/wiki/Gonadotropin-releasing_hormone_receptor" title="Gonadotropin-releasing hormone receptor">Gonadotropin-releasing hormone</a> (<a href="/wiki/GNRHR" title="GNRHR">1</a></li> <li><a href="/wiki/GNRHR2" title="GNRHR2">2</a>)</li> <li><a href="/wiki/Growth_hormone_secretagogue_receptor" title="Growth hormone secretagogue receptor">Ghrelin</a></li> <li><a href="/wiki/KiSS1-derived_peptide_receptor" title="KiSS1-derived peptide receptor"> Kisspeptin</a></li> <li><a href="/wiki/Luteinizing_hormone/choriogonadotropin_receptor" title="Luteinizing hormone/choriogonadotropin receptor">Luteinizing hormone/choriogonadotropin</a></li> <li><a href="/wiki/MAS1_oncogene" title="MAS1 oncogene">MAS</a> (<a href="/wiki/MAS1" title="MAS1">1</a></li> <li><a href="/wiki/MAS1L" title="MAS1L">1L</a></li> <li><a href="/wiki/MRGPRD" title="MRGPRD">D</a></li> <li><a href="/wiki/MRGPRE" title="MRGPRE">E</a></li> <li><a href="/wiki/MRGPRF" title="MRGPRF">F</a></li> <li><a href="/wiki/MRGPRG" title="MRGPRG">G</a></li> <li><a href="/wiki/MRGPRX1" title="MRGPRX1">X1</a></li> <li><a href="/wiki/MRGPRX2" title="MRGPRX2">X2</a></li> <li><a href="/wiki/MRGPRX3" title="MRGPRX3">X3</a></li> <li><a href="/wiki/MRGPRX4" title="MRGPRX4">X4</a>)</li> <li><a href="/wiki/Melanocortin_receptor" title="Melanocortin receptor">Melanocortin</a> (<a href="/wiki/Melanocortin_1_receptor" title="Melanocortin 1 receptor">1</a></li> <li><a href="/wiki/ACTH_receptor" title="ACTH receptor">2</a></li> <li><a href="/wiki/Melanocortin_3_receptor" title="Melanocortin 3 receptor">3</a></li> <li><a href="/wiki/Melanocortin_4_receptor" title="Melanocortin 4 receptor">4</a></li> <li><a href="/wiki/Melanocortin_5_receptor" title="Melanocortin 5 receptor">5</a>)</li> <li><a href="/wiki/Melanin-concentrating_hormone_receptor" title="Melanin-concentrating hormone receptor">MCHR</a> (<a href="/wiki/Melanin-concentrating_hormone_receptor_1" title="Melanin-concentrating hormone receptor 1">1</a></li> <li><a href="/wiki/Melanin-concentrating_hormone_receptor_2" title="Melanin-concentrating hormone receptor 2">2</a>)</li> <li><a href="/wiki/Motilin_receptor" title="Motilin receptor">Motilin</a></li> <li><a href="/wiki/Opioid_receptor" title="Opioid receptor">Opioid</a> (<a href="/wiki/%CE%94-opioid_receptor" title="Δ-opioid receptor">Delta</a></li> <li><a href="/wiki/%CE%9A-opioid_receptor" title="Κ-opioid receptor">Kappa</a></li> <li><a href="/wiki/%CE%9C-opioid_receptor" title="Μ-opioid receptor">Mu</a></li> <li><a href="/wiki/Nociceptin_receptor" title="Nociceptin receptor">Nociceptin</a> & <a href="/wiki/OGFr" title="OGFr">Zeta</a>, but not <a href="/wiki/Sigma_receptor" title="Sigma receptor">Sigma</a>)</li> <li><a href="/wiki/Orexin_receptor" title="Orexin receptor">Orexin</a> (<a href="/wiki/Hypocretin_(orexin)_receptor_1" title="Hypocretin (orexin) receptor 1">1</a></li> <li><a href="/wiki/Hypocretin_(orexin)_receptor_2" title="Hypocretin (orexin) receptor 2">2</a>)</li> <li><a href="/wiki/Oxytocin_receptor" title="Oxytocin receptor">Oxytocin</a></li> <li><a href="/wiki/Prokineticin_receptor" title="Prokineticin receptor">Prokineticin</a> (<a href="/wiki/Prokineticin_receptor_1" title="Prokineticin receptor 1">1</a></li> <li><a href="/wiki/Prokineticin_receptor_2" title="Prokineticin receptor 2">2</a>)</li> <li><a href="/wiki/Prolactin-releasing_peptide_receptor" title="Prolactin-releasing peptide receptor">Prolactin-releasing peptide</a></li> <li><a href="/wiki/Relaxin_receptor" title="Relaxin receptor">Relaxin</a> (<a href="/wiki/Relaxin/insulin-like_family_peptide_receptor_1" title="Relaxin/insulin-like family peptide receptor 1">1</a></li> <li><a href="/wiki/Relaxin/insulin-like_family_peptide_receptor_2" title="Relaxin/insulin-like family peptide receptor 2">2</a></li> <li><a href="/wiki/Relaxin/insulin-like_family_peptide_receptor_3" title="Relaxin/insulin-like family peptide receptor 3">3</a></li> <li><a href="/wiki/Relaxin/insulin-like_family_peptide_receptor_4" title="Relaxin/insulin-like family peptide receptor 4">4</a>)</li> <li><a href="/wiki/Somatostatin_receptor" title="Somatostatin receptor">Somatostatin</a> (<a href="/wiki/Somatostatin_receptor_1" title="Somatostatin receptor 1">1</a></li> <li><a href="/wiki/Somatostatin_receptor_2" title="Somatostatin receptor 2">2</a></li> <li><a href="/wiki/Somatostatin_receptor_3" title="Somatostatin receptor 3">3</a></li> <li><a href="/wiki/Somatostatin_receptor_4" title="Somatostatin receptor 4">4</a></li> <li><a href="/wiki/Somatostatin_receptor_5" title="Somatostatin receptor 5">5</a>)</li> <li><a href="/wiki/Tachykinin_receptor" title="Tachykinin receptor">Tachykinin</a> (<a href="/wiki/Tachykinin_receptor_1" title="Tachykinin receptor 1">1</a></li> <li><a href="/wiki/Tachykinin_receptor_2" title="Tachykinin receptor 2">2</a></li> <li><a href="/wiki/Tachykinin_receptor_3" title="Tachykinin receptor 3">3</a>)</li> <li><a href="/wiki/Thyrotropin_receptor" title="Thyrotropin receptor">Thyrotropin</a></li> <li><a href="/wiki/Thyrotropin-releasing_hormone_receptor" title="Thyrotropin-releasing hormone receptor">Thyrotropin-releasing hormone</a></li> <li><a href="/wiki/Urotensin-II_receptor" title="Urotensin-II receptor">Urotensin-II</a></li> <li><a href="/wiki/Vasopressin_receptor" title="Vasopressin receptor">Vasopressin</a> (<a href="/wiki/Arginine_vasopressin_receptor_1A" class="mw-redirect" title="Arginine vasopressin receptor 1A">1A</a></li> <li><a href="/wiki/Arginine_vasopressin_receptor_1B" class="mw-redirect" title="Arginine vasopressin receptor 1B">1B</a></li> <li><a href="/wiki/Arginine_vasopressin_receptor_2" class="mw-redirect" title="Arginine vasopressin receptor 2">2</a>)</li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;">Miscellaneous</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;"><a href="/wiki/Taste_receptor" title="Taste receptor">Taste</a>, bitter</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><i>TAS2R</i> <ul><li><a href="/wiki/TAS2R1" title="TAS2R1">1</a></li> <li><a href="/wiki/TAS2R3" title="TAS2R3">3</a></li> <li><a href="/wiki/TAS2R4" title="TAS2R4">4</a></li> <li><a href="/wiki/TAS2R5" title="TAS2R5">5</a></li> <li><a href="/wiki/TAS2R7" title="TAS2R7">7</a></li> <li><a href="/wiki/TAS2R8" title="TAS2R8">8</a></li> <li><a href="/wiki/TAS2R9" title="TAS2R9">9</a></li> <li><a href="/wiki/TAS2R10" title="TAS2R10">10</a></li> <li><a href="/wiki/TAS2R13" title="TAS2R13">13</a></li> <li><a href="/wiki/TAS2R14" title="TAS2R14">14</a></li> <li><a href="/wiki/TAS2R16" title="TAS2R16">16</a></li> <li><a href="/wiki/TAS2R19" title="TAS2R19">19</a></li> <li><a href="/wiki/TAS2R20" title="TAS2R20">20</a></li> <li><a href="/wiki/TAS2R30" title="TAS2R30">30</a></li> <li><a href="/wiki/TAS2R31" title="TAS2R31">31</a></li> <li><a href="/wiki/TAS2R38" title="TAS2R38">38</a></li> <li><a href="/wiki/TAS2R39" title="TAS2R39">39</a></li> <li><a href="/wiki/TAS2R40" title="TAS2R40">40</a></li> <li><a href="/wiki/TAS2R41" title="TAS2R41">41</a></li> <li><a href="/wiki/TAS2R42" title="TAS2R42">42</a></li> <li><a href="/wiki/TAS2R43" title="TAS2R43">43</a></li> <li><a href="/wiki/TAS2R45" title="TAS2R45">45</a></li> <li><a href="/wiki/TAS2R46" title="TAS2R46">46</a></li> <li><a href="/wiki/TAS2R50" title="TAS2R50">50</a></li> <li><a href="/wiki/TAS2R60" title="TAS2R60">60</a></li></ul></li> <li><a href="/wiki/Vomeronasal_receptor" title="Vomeronasal receptor">Vomeronasal receptor</a> type 1</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;"><a href="/wiki/Orphan_receptor" title="Orphan receptor">Orphan</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><i>GPR</i> (<a href="/wiki/GPR1" title="GPR1">1</a></li> <li><a href="/wiki/GPR3" title="GPR3">3</a></li> <li><a href="/wiki/GPR4" title="GPR4">4</a></li> <li><a href="/wiki/GPR6" title="GPR6">6</a></li> <li><a href="/wiki/GPR12" title="GPR12">12</a></li> <li><a href="/wiki/GPR15" title="GPR15">15</a></li> <li><a href="/wiki/GPR17" title="GPR17">17</a></li> <li><a href="/wiki/GPR18" class="mw-redirect" title="GPR18">18</a></li> <li><a href="/wiki/GPR19" title="GPR19">19</a></li> <li><a href="/wiki/GPR20" title="GPR20">20</a></li> <li><a href="/wiki/GPR21" title="GPR21">21</a></li> <li><a href="/wiki/GPR22" title="GPR22">22</a></li> <li><a href="/wiki/LPAR4" title="LPAR4">23</a></li> <li><a href="/wiki/GPR25" title="GPR25">25</a></li> <li><a href="/wiki/GPR26" title="GPR26">26</a></li> <li><a href="/wiki/GPR27" title="GPR27">27</a></li> <li><a href="/wiki/GPR31" title="GPR31">31</a></li> <li><a href="/wiki/GPR32" title="GPR32">32</a></li> <li><a href="/wiki/GPR33" title="GPR33">33</a></li> <li><a href="/wiki/GPR34" title="GPR34">34</a></li> <li><a href="/wiki/GPR35" title="GPR35">35</a></li> <li><a href="/wiki/GPR37" title="GPR37">37</a></li> <li><a href="/wiki/GPR39" title="GPR39">39</a></li> <li><a href="/wiki/GPR42" title="GPR42">42</a></li> <li><a href="/wiki/GPR44" class="mw-redirect" title="GPR44">44</a></li> <li><a href="/wiki/GPR45" title="GPR45">45</a></li> <li><a href="/wiki/GPR50" title="GPR50">50</a></li> <li><a href="/wiki/GPR52" title="GPR52">52</a></li> <li><a href="/wiki/GPR55" title="GPR55">55</a></li> <li><a href="/wiki/GPR61" title="GPR61">61</a></li> <li><a href="/wiki/GPR62" title="GPR62">62</a></li> <li><a href="/wiki/GPR63" title="GPR63">63</a></li> <li><a href="/wiki/GPR65" title="GPR65">65</a></li> <li><a href="/wiki/GPR68" title="GPR68">68</a></li> <li><a href="/wiki/GPR75" title="GPR75">75</a></li> <li><a href="/wiki/GPR78" title="GPR78">78</a></li> <li><a href="/wiki/GPR81" class="mw-redirect" title="GPR81">81</a></li> <li><a href="/wiki/GPR82" title="GPR82">82</a></li> <li><a href="/wiki/GPR83" title="GPR83">83</a></li> <li><a href="/wiki/GPR84" title="GPR84">84</a></li> <li><a href="/wiki/GPR85" title="GPR85">85</a></li> <li><a href="/wiki/GPR87" title="GPR87">87</a></li> <li><a href="/wiki/GPR88" title="GPR88">88</a></li> <li><a href="/wiki/LPAR5" title="LPAR5">92</a></li> <li><a href="/wiki/GPR101" title="GPR101">101</a></li> <li><a href="/wiki/Pyroglutamylated_RFamide_peptide_receptor" title="Pyroglutamylated RFamide peptide receptor">103</a></li> <li><a href="/wiki/Niacin_receptor_1" class="mw-redirect" title="Niacin receptor 1">109A</a></li> <li><a href="/wiki/Niacin_receptor_2" class="mw-redirect" title="Niacin receptor 2">109B</a></li> <li><a href="/wiki/GPR119" title="GPR119">119</a></li> <li><a href="/wiki/GPR120" class="mw-redirect" title="GPR120">120</a></li> <li><a href="/wiki/GPR132" title="GPR132">132</a></li> <li><a href="/wiki/GPR135" title="GPR135">135</a></li> <li><a href="/wiki/GPR137B" title="GPR137B">137B</a></li> <li><a href="/wiki/GPR139" title="GPR139">139</a></li> <li><a href="/wiki/GPR141" title="GPR141">141</a></li> <li><a href="/wiki/GPR142" title="GPR142">142</a></li> <li><a href="/wiki/GPR146" title="GPR146">146</a></li> <li><a href="/wiki/GPR148" title="GPR148">148</a></li> <li><a href="/wiki/GPR149" title="GPR149">149</a></li> <li><a href="/wiki/GPR150" title="GPR150">150</a></li> <li><a href="/wiki/GPR151" title="GPR151">151</a></li> <li><a href="/wiki/GPR152" title="GPR152">152</a></li> <li><a href="/wiki/GPR153" title="GPR153">153</a></li> <li><a href="/wiki/GPR160" title="GPR160">160</a></li> <li><a href="/wiki/GPR161" title="GPR161">161</a></li> <li><a href="/wiki/GPR162" title="GPR162">162</a></li> <li><a href="/wiki/GPR171" title="GPR171">171</a></li> <li><a href="/wiki/GPR173" title="GPR173">173</a></li> <li><a href="/wiki/GPR174" title="GPR174">174</a></li> <li><a href="/wiki/GPR176" title="GPR176">176</a></li> <li><a href="/wiki/GPR177" class="mw-redirect" title="GPR177">177</a></li> <li><a href="/wiki/GPR182" title="GPR182">182</a></li> <li><a href="/wiki/GPR183" title="GPR183">183</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:7em;text-align:left;"><i>Other</i></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/GPR182" title="GPR182">Adrenomedullin</a></li> <li><a href="/wiki/Olfactory_receptor" title="Olfactory receptor">Olfactory</a></li> <li><a href="/wiki/Opsin" title="Opsin">Opsin</a> (<a href="/wiki/OPN3" title="OPN3">3</a></li> <li><a href="/wiki/Melanopsin" title="Melanopsin">4</a></li> <li><a href="/wiki/OPN5" title="OPN5">5</a></li> <li><a href="/wiki/OPN1LW" title="OPN1LW">1LW</a></li> <li><a href="/wiki/OPN1MW" title="OPN1MW">1MW</a></li> <li><a href="/wiki/OPN1SW" title="OPN1SW">1SW</a></li> <li><a href="/wiki/Retinal_G_protein_coupled_receptor" title="Retinal G protein coupled receptor">RGR</a></li> <li><a href="/wiki/RRH" title="RRH">RRH</a>)</li> <li><a href="/wiki/Protease-activated_receptor" title="Protease-activated receptor">Protease-activated</a> (<a href="/wiki/Coagulation_factor_II_receptor" class="mw-redirect" title="Coagulation factor II receptor">1</a></li> <li><a href="/wiki/Protease_activated_receptor_2" class="mw-redirect" title="Protease activated receptor 2">2</a></li> <li><a href="/wiki/F2RL2" title="F2RL2">3</a></li> <li><a href="/wiki/F2RL3" title="F2RL3">4</a>)</li> <li><a href="/wiki/Super_Conserved_Receptor_Expressed_in_Brain" title="Super Conserved Receptor Expressed in Brain">SREB</a> (<a href="/wiki/GPR27" title="GPR27">1</a></li> <li><a href="/wiki/GPR85" title="GPR85">2</a></li> <li><a href="/wiki/GPR173" title="GPR173">3</a>)</li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Class_B:_Secretin-like" style="font-size:114%;margin:0 4em"><a href="/wiki/Secretin_receptor_family" title="Secretin receptor family">Class B</a>: <a href="/wiki/Secretin_receptor" title="Secretin receptor">Secretin</a>-like</div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:10em;text-align:left;"><a href="/wiki/Adhesion_G_protein-coupled_receptor" title="Adhesion G protein-coupled receptor">Adhesion</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><i>ADGRB</i> <ul><li><a href="/wiki/Brain-specific_angiogenesis_inhibitor" title="Brain-specific angiogenesis inhibitor">Brain-specific angiogenesis inhibitor</a> <ul><li><a href="/wiki/Brain-specific_angiogenesis_inhibitor_1" title="Brain-specific angiogenesis inhibitor 1">1</a></li> <li><a href="/wiki/Brain-specific_angiogenesis_inhibitor_2" title="Brain-specific angiogenesis inhibitor 2">2</a></li> <li><a href="/wiki/Brain-specific_angiogenesis_inhibitor_3" title="Brain-specific angiogenesis inhibitor 3">3</a></li></ul></li></ul></li> <li><i>ADGRC</i> <ul><li><a href="/wiki/Flamingo_(protein)" title="Flamingo (protein)">Cadherin</a> <ul><li><a href="/wiki/CELSR1" title="CELSR1">1</a></li> <li><a href="/wiki/CELSR2" title="CELSR2">2</a></li> <li><a href="/wiki/CELSR3" title="CELSR3">3</a></li></ul></li></ul></li> <li><i>ADGRE</i> <ul><li><a href="/wiki/EGF_module-containing_mucin-like_hormone_receptor" title="EGF module-containing mucin-like hormone receptor">EMR</a> <ul><li><a href="/wiki/EMR1" title="EMR1">1</a></li> <li><a href="/wiki/EMR2" title="EMR2">2</a></li> <li><a href="/wiki/EMR3" title="EMR3">3</a></li></ul></li> <li><a href="/wiki/CD97" title="CD97">CD97</a></li></ul></li> <li><i>ADGRG</i> <ul><li><a href="/wiki/GPR56" title="GPR56">1</a></li> <li><a href="/wiki/GPR64" title="GPR64">2</a></li> <li><a href="/wiki/GPR97" title="GPR97">3</a></li> <li><a href="/wiki/GPR112" title="GPR112">4</a></li> <li><a href="/wiki/GPR114" title="GPR114">5</a></li> <li><a href="/wiki/GPR126" title="GPR126">6</a></li> <li><a href="/wiki/GPR128" title="GPR128">7</a></li></ul></li> <li><i>ADGRL</i> <ul><li><a href="/wiki/Latrophilin_receptor" class="mw-redirect" title="Latrophilin receptor">Latrophilin</a> <ul><li><a href="/wiki/Latrophilin_1" title="Latrophilin 1">1</a></li> <li><a href="/wiki/Latrophilin_2" title="Latrophilin 2">2</a></li> <li><a href="/wiki/Latrophilin_3" title="Latrophilin 3">3</a></li></ul></li> <li><a href="/wiki/ELTD1" class="mw-redirect" title="ELTD1">ELTD1</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:10em;text-align:left;"><a href="/wiki/Orphan_receptor" title="Orphan receptor">Orphan</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><i>GPR</i> (<a href="/wiki/GPR56" title="GPR56">56</a></li> <li><a href="/wiki/GPR64" title="GPR64">64</a></li> <li><a href="/wiki/GPR97" title="GPR97">97</a></li> <li><a href="/wiki/GPR98" title="GPR98">98</a></li> <li><a href="/wiki/GPR110" title="GPR110">110</a></li> <li><a href="/wiki/GPR111" title="GPR111">111</a></li> <li><a href="/wiki/GPR112" title="GPR112">112</a></li> <li><a href="/wiki/GPR113" title="GPR113">113</a></li> <li><a href="/wiki/GPR114" title="GPR114">114</a></li> <li><a href="/wiki/GPR115" title="GPR115">115</a></li> <li><a href="/wiki/GPR116" title="GPR116">116</a></li> <li><a href="/wiki/GPR123" title="GPR123">123</a></li> <li><a href="/wiki/GPR124" title="GPR124">124</a></li> <li><a href="/wiki/GPR125" title="GPR125">125</a></li> <li><a href="/wiki/GPR126" title="GPR126">126</a></li> <li><a href="/wiki/GPR128" title="GPR128">128</a></li> <li><a href="/wiki/GPR133" title="GPR133">133</a></li> <li><a href="/wiki/GPR143" title="GPR143">143</a></li> <li><a href="/wiki/GPR144" title="GPR144">144</a></li> <li><a href="/wiki/GPR155" title="GPR155">155</a></li> <li><a href="/wiki/GPR157" title="GPR157">157</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:10em;text-align:left;"><i>Other</i></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Calcitonin_receptor" title="Calcitonin receptor">Calcitonin</a></li> <li><a href="/wiki/CALCRL" title="CALCRL">CALCRL</a></li> <li><a href="/wiki/Corticotropin-releasing_hormone_receptor" title="Corticotropin-releasing hormone receptor">Corticotropin-releasing hormone</a> (<a href="/wiki/Corticotropin-releasing_hormone_receptor_1" title="Corticotropin-releasing hormone receptor 1">1</a></li> <li><a href="/wiki/Corticotropin-releasing_hormone_receptor_2" title="Corticotropin-releasing hormone receptor 2">2</a>)</li> <li><a href="/wiki/Glucagon_receptor_family" title="Glucagon receptor family">Glucagon</a> (<a href="/wiki/Glucagon_receptor" title="Glucagon receptor">GR</a></li> <li><a href="/wiki/Gastric_inhibitory_polypeptide_receptor" title="Gastric inhibitory polypeptide receptor">GIPR</a></li> <li><a href="/wiki/Glucagon-like_peptide-1_receptor" title="Glucagon-like peptide-1 receptor">GLP1R</a></li> <li><a href="/wiki/Glucagon-like_peptide-2_receptor" title="Glucagon-like peptide-2 receptor">GLP2R</a>)</li> <li><a href="/wiki/Growth-hormone-releasing_hormone_receptor" title="Growth-hormone-releasing hormone receptor">Growth-hormone-releasing hormone</a></li> <li><a href="/wiki/ADCYAP1R1" title="ADCYAP1R1">PACAPR1</a></li> <li><a href="/wiki/Orphan_receptor" title="Orphan receptor">GPR</a></li> <li><a href="/wiki/Methuselah-like_proteins" title="Methuselah-like proteins">Methuselah-like proteins</a></li> <li><a href="/wiki/Parathyroid_hormone_receptor" title="Parathyroid hormone receptor">Parathyroid hormone</a> (<a href="/wiki/Parathyroid_hormone_1_receptor" title="Parathyroid hormone 1 receptor">1</a></li> <li><a href="/wiki/Parathyroid_hormone_2_receptor" title="Parathyroid hormone 2 receptor">2</a>)</li> <li><a href="/wiki/Secretin_receptor" title="Secretin receptor">Secretin</a></li> <li><a href="/wiki/Vasoactive_intestinal_peptide_receptor" title="Vasoactive intestinal peptide receptor">Vasoactive intestinal peptide</a> (<a href="/wiki/VIPR1" title="VIPR1">1</a></li> <li><a href="/wiki/VIPR2" title="VIPR2">2</a>)</li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Class_C:_Metabotropic_glutamate_/_pheromone" style="font-size:114%;margin:0 4em"><a href="/wiki/Class_C_GPCR" title="Class C GPCR">Class C</a>: <a href="/wiki/Metabotropic_receptor" title="Metabotropic receptor">Metabotropic</a> <a href="/wiki/Metabotropic_glutamate_receptor" title="Metabotropic glutamate receptor">glutamate</a> / <a href="/wiki/Pheromone" title="Pheromone">pheromone</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:10em;text-align:left;"><a href="/wiki/Taste_receptor" title="Taste receptor">Taste</a>, sweet</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><i>TAS1R</i> <ul><li><a href="/wiki/TAS1R1" title="TAS1R1">1</a></li> <li><a href="/wiki/TAS1R2" title="TAS1R2">2</a></li> <li><a href="/wiki/TAS1R3" title="TAS1R3">3</a></li></ul></li> <li><a href="/wiki/Vomeronasal_receptor" title="Vomeronasal receptor">Vomeronasal receptor</a>, type 2</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:10em;text-align:left;"><i>Other</i></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Calcium-sensing_receptor" title="Calcium-sensing receptor">Calcium-sensing receptor</a></li> <li><a href="/wiki/GABA_receptor" title="GABA receptor">GABA<sub>B</sub></a> (<a href="/wiki/GABBR1" title="GABBR1">1</a></li> <li><a href="/wiki/GABBR2" title="GABBR2">2</a>)</li> <li><a href="/wiki/Glutamate_receptor" title="Glutamate receptor">Glutamate receptor</a> (<a href="/wiki/Metabotropic_glutamate_receptor" title="Metabotropic glutamate receptor">Metabotropic glutamate</a> (<a href="/wiki/Metabotropic_glutamate_receptor_1" title="Metabotropic glutamate receptor 1">1</a></li> <li><a href="/wiki/Metabotropic_glutamate_receptor_2" title="Metabotropic glutamate receptor 2">2</a></li> <li><a href="/wiki/Metabotropic_glutamate_receptor_3" title="Metabotropic glutamate receptor 3">3</a></li> <li><a href="/wiki/Metabotropic_glutamate_receptor_4" title="Metabotropic glutamate receptor 4">4</a></li> <li><a href="/wiki/Metabotropic_glutamate_receptor_5" title="Metabotropic glutamate receptor 5">5</a></li> <li><a href="/wiki/Metabotropic_glutamate_receptor_6" title="Metabotropic glutamate receptor 6">6</a></li> <li><a href="/wiki/Metabotropic_glutamate_receptor_7" title="Metabotropic glutamate receptor 7">7</a></li> <li><a href="/wiki/Metabotropic_glutamate_receptor_8" title="Metabotropic glutamate receptor 8">8</a>))</li> <li><a href="/wiki/GPRC6A" title="GPRC6A">GPRC6A</a></li> <li><a href="/wiki/Orphan_receptor" title="Orphan receptor">GPR</a> (<a href="/wiki/GPR156" title="GPR156">156</a></li> <li><a href="/wiki/GPR158" title="GPR158">158</a></li> <li><a href="/wiki/GPR179" title="GPR179">179</a>)</li> <li><a href="/wiki/Retinoic_acid-inducible_orphan_G_protein-coupled_receptor" title="Retinoic acid-inducible orphan G protein-coupled receptor">RAIG</a> (<a href="/wiki/GPRC5A" title="GPRC5A">1</a></li> <li><a href="/wiki/GPRC5B" title="GPRC5B">2</a></li> <li><a href="/wiki/GPRC5C" title="GPRC5C">3</a></li> <li><a href="/wiki/GPRC5D" title="GPRC5D">4</a>)</li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Class_F:_Frizzled_&amp;_Smoothened" style="font-size:114%;margin:0 4em">Class F: <a href="/wiki/Frizzled" title="Frizzled">Frizzled</a> & <a href="/wiki/Smoothened" title="Smoothened">Smoothened</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:10em;text-align:left;">Frizzled</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Frizzled" title="Frizzled">Frizzled</a> (<a href="/wiki/FZD1" class="mw-redirect" title="FZD1">1</a></li> <li><a href="/wiki/FZD2" class="mw-redirect" title="FZD2">2</a></li> <li><a href="/wiki/FZD3" class="mw-redirect" title="FZD3">3</a></li> <li><a href="/wiki/FZD4" class="mw-redirect" title="FZD4">4</a></li> <li><a href="/wiki/FZD5" class="mw-redirect" title="FZD5">5</a></li> <li><a href="/wiki/FZD6" class="mw-redirect" title="FZD6">6</a></li> <li><a href="/wiki/FZD7" class="mw-redirect" title="FZD7">7</a></li> <li><a href="/wiki/FZD8" class="mw-redirect" title="FZD8">8</a></li> <li><a href="/wiki/FZD9" class="mw-redirect" title="FZD9">9</a></li> <li><a href="/wiki/FZD10" class="mw-redirect" title="FZD10">10</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:10em;text-align:left;">Smoothened</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Smoothened" title="Smoothened">Smoothened</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"><style data-mw-deduplicate="TemplateStyles:r886047488">.mw-parser-output .nobold{font-weight:normal}</style><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886047488"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886047488"></div><div role="navigation" class="navbox" aria-labelledby="Cannabinoid_receptor_modulators" style="padding:3px"><table class="nowraplinks hlist mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Cannabinoid_receptor_modulators" title="Template:Cannabinoid receptor modulators"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Cannabinoid_receptor_modulators" title="Template talk:Cannabinoid receptor modulators"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Cannabinoid_receptor_modulators" title="Special:EditPage/Template:Cannabinoid receptor modulators"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Cannabinoid_receptor_modulators" style="font-size:114%;margin:0 4em"><a href="/wiki/Cannabinoid_receptor" title="Cannabinoid receptor">Cannabinoid receptor</a> <a href="/wiki/Receptor_modulator" title="Receptor modulator">modulators</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Receptor_(biochemistry)" title="Receptor (biochemistry)">Receptor</a><br /><span class="nobold">(<a href="/wiki/Ligand_(biochemistry)" title="Ligand (biochemistry)">ligands</a>)</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:4em;;text-align:center;"><a href="/wiki/Cannabinoid_receptor_type_1" class="mw-redirect" title="Cannabinoid receptor type 1"><abbr title="Cannabinoid receptor type 1">CB<sub>1</sub></abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Cannabinoid receptor type 1</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Agonists<br /><i>(abridged,<br /><a href="/wiki/Template:Cannabinoids" title="Template:Cannabinoids">full list</a>)</i></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/2-Arachidonoylglycerol" title="2-Arachidonoylglycerol">2-AG</a></li> <li><a href="/wiki/2-Arachidonyl_glyceryl_ether" title="2-Arachidonyl glyceryl ether">2-AGE (noladin ether)</a></li> <li><a href="/wiki/11-Hydroxy-THC" title="11-Hydroxy-THC">11-Hydroxy-THC</a></li> <li><a href="/wiki/Amyrin" title="Amyrin">α-Amyrin · β-Amyrin</a></li> <li><a href="/wiki/AB-CHMINACA" title="AB-CHMINACA">AB-CHMINACA</a></li> <li><a href="/w/index.php?title=AM-1172&action=edit&redlink=1" class="new" title="AM-1172 (page does not exist)">AM-1172</a></li> <li><a href="/wiki/AM-1220" title="AM-1220">AM-1220</a></li> <li><a href="/wiki/AM-1221" title="AM-1221">AM-1221</a></li> <li><a href="/wiki/AM-1235" title="AM-1235">AM-1235</a></li> <li><a href="/wiki/AM-2201" title="AM-2201">AM-2201</a></li> <li><a href="/wiki/AM-2232" title="AM-2232">AM-2232</a></li> <li><a href="/wiki/Anandamide" title="Anandamide">Anandamide</a></li> <li><a href="/w/index.php?title=Arvanil&action=edit&redlink=1" class="new" title="Arvanil (page does not exist)">Arvanil</a></li> <li><a href="/wiki/AZ-11713908" title="AZ-11713908">AZ-11713908</a></li> <li><a href="/wiki/Cannabinol" title="Cannabinol">Cannabinol</a></li> <li><a href="/wiki/CB-13" title="CB-13">CB-13</a></li> <li><a href="/wiki/CP_47,497" title="CP 47,497">CP 47,497</a></li> <li><a href="/wiki/CP_55,940" title="CP 55,940">CP 55,940</a></li> <li><a href="/wiki/Dimethylheptylpyran" title="Dimethylheptylpyran">Dimethylheptylpyran</a></li> <li><a href="/wiki/Docosatetraenoylethanolamide" title="Docosatetraenoylethanolamide">DEA</a></li> <li><a href="/wiki/Epicatechin_gallate" title="Epicatechin gallate">ECG</a></li> <li><a href="/wiki/Epigallocatechin_gallate" title="Epigallocatechin gallate">EGCG</a></li> <li><a href="/wiki/Catechin" title="Catechin">Epicatechin</a></li> <li><a href="/wiki/Gallocatechol" title="Gallocatechol">Gallocatechol (gallocatechin)</a></li> <li><a href="/wiki/Honokiol" title="Honokiol">Honokiol</a></li> <li><a href="/wiki/HU-210" title="HU-210">HU-210</a></li> <li><a href="/wiki/JWH-007" title="JWH-007">JWH-007</a></li> <li><a href="/wiki/JWH-015" title="JWH-015">JWH-015</a></li> <li><a href="/wiki/JWH-018" title="JWH-018">JWH-018</a></li> <li><a href="/wiki/JWH-073" title="JWH-073">JWH-073</a></li> <li><a href="/wiki/Kavain" title="Kavain">Kavain</a></li> <li><a href="/wiki/L-759,633" title="L-759,633">L-759,633</a></li> <li><a href="/wiki/Levonantradol" title="Levonantradol">Levonantradol</a></li> <li><a href="/wiki/Menabitan" title="Menabitan">Menabitan</a></li> <li><a href="/wiki/Nabilone" title="Nabilone">Nabilone</a></li> <li><a href="/wiki/Nabitan" title="Nabitan">Nabitan</a></li> <li><a href="/wiki/N-Arachidonoyl_dopamine" title="N-Arachidonoyl dopamine">NADA</a></li> <li><a href="/wiki/O-1812" title="O-1812">O-1812</a></li> <li><a href="/wiki/Oleamide" title="Oleamide">Oleamide</a></li> <li><a href="/wiki/Pravadoline" title="Pravadoline">Pravadoline</a></li> <li><a href="/wiki/Serinolamide_A" title="Serinolamide A">Serinolamide A</a></li> <li><a href="/wiki/Tetrahydrocannabinol" title="Tetrahydrocannabinol">THC (dronabinol)</a></li> <li><a href="/wiki/UR-144" title="UR-144">UR-144</a></li> <li><a href="/wiki/WIN_55,212-2" title="WIN 55,212-2">WIN 55,212-2</a></li> <li><a href="/wiki/Yangonin" title="Yangonin">Yangonin</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Inverse agonists</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/AM-251_(drug)" title="AM-251 (drug)">AM-251</a></li> <li><a href="/wiki/INV-202" class="mw-redirect" title="INV-202">INV-202</a></li> <li><a href="/wiki/Monlunabant" title="Monlunabant">Monlunabant</a></li> <li><a href="/wiki/Rimonabant" title="Rimonabant">Rimonabant</a></li> <li><a href="/wiki/Surinabant" title="Surinabant">Surinabant</a></li> <li><a href="/wiki/Taranabant" title="Taranabant">Taranabant</a></li> <li><a href="/wiki/TM-38837" title="TM-38837">TM-38837</a></li> <li><a href="/wiki/Zevaquenabant" title="Zevaquenabant">Zevaquenabant</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Antagonists</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/AM-6545" title="AM-6545">AM-6545</a></li> <li><a href="/wiki/Cannabidiol" title="Cannabidiol">Cannabidiol</a></li> <li><a href="/wiki/Cannabigerol" title="Cannabigerol">Cannabigerol</a></li> <li><a href="/wiki/Drinabant" title="Drinabant">Drinabant</a></li> <li><a href="/wiki/Falcarinol" title="Falcarinol">Falcarinol (carotatoxin)</a></li> <li><a href="/wiki/Hemopressin" title="Hemopressin">Hemopressin</a></li> <li><a href="/wiki/Ibipinabant" title="Ibipinabant">Ibipinabant</a></li> <li><a href="/wiki/LY-320,135" title="LY-320,135">LY-320,135</a></li> <li><a href="/wiki/MK-9470" title="MK-9470">MK-9470</a></li> <li><a href="/wiki/NESS-0327" title="NESS-0327">NESS-0327</a></li> <li><a href="/wiki/O-2050" title="O-2050">O-2050</a></li> <li><a href="/wiki/Otenabant" title="Otenabant">Otenabant</a></li> <li><a href="/wiki/PF-514273" title="PF-514273">PF-514273</a></li> <li><a href="/wiki/PipISB" title="PipISB">PipISB</a></li> <li><a href="/wiki/Rosonabant" title="Rosonabant">Rosonabant</a></li> <li><a href="/w/index.php?title=Selonabant&action=edit&redlink=1" class="new" title="Selonabant (page does not exist)">Selonabant</a></li> <li><a href="/wiki/Tetrahydrocannabivarin" title="Tetrahydrocannabivarin">THCV</a></li> <li><a href="/wiki/VCHSR" title="VCHSR">VCHSR</a></li> <li><a href="/wiki/Virodhamine" title="Virodhamine">Virodhamine</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:4em;;text-align:center;"><a href="/wiki/Cannabinoid_receptor_type_2" class="mw-redirect" title="Cannabinoid receptor type 2"><abbr title="Cannabinoid receptor type 2">CB<sub>2</sub></abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Cannabinoid receptor type 2</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Agonists</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/2-Arachidonoylglycerol" title="2-Arachidonoylglycerol">2-AG</a></li> <li><a href="/wiki/2-Arachidonyl_glyceryl_ether" title="2-Arachidonyl glyceryl ether">2-AGE (noladin ether)</a></li> <li><a href="/wiki/3,3%27-Diindolylmethane" title="3,3'-Diindolylmethane">3,3'-Diindolylmethane</a></li> <li><a href="/wiki/4-O-Methylhonokiol" title="4-O-Methylhonokiol">4-O-Methylhonokiol</a></li> <li><a href="/wiki/Amyrin" title="Amyrin">α-Amyrin · β-Amyrin</a></li> <li><a href="/wiki/A-796,260" title="A-796,260">A-796,260</a></li> <li><a href="/wiki/A-834,735" title="A-834,735">A-834,735</a></li> <li><a href="/wiki/A-836,339" title="A-836,339">A-836,339</a></li> <li><a href="/w/index.php?title=AM-1172&action=edit&redlink=1" class="new" title="AM-1172 (page does not exist)">AM-1172</a></li> <li><a href="/wiki/AM-1221" title="AM-1221">AM-1221</a></li> <li><a href="/wiki/AM-1235" title="AM-1235">AM-1235</a></li> <li><a href="/wiki/AM-1241" title="AM-1241">AM-1241</a></li> <li><a href="/wiki/AM-2232" title="AM-2232">AM-2232</a></li> <li><a href="/wiki/Anandamide" title="Anandamide">Anandamide</a></li> <li><a href="/wiki/AZ-11713908" title="AZ-11713908">AZ-11713908</a></li> <li><a href="/wiki/Cannabinol" title="Cannabinol">Cannabinol</a></li> <li><a href="/wiki/Caryophyllene" title="Caryophyllene">Caryophyllene</a></li> <li><a href="/wiki/CB-13" title="CB-13">CB-13</a></li> <li><a href="/wiki/CBS-0550" title="CBS-0550">CBS-0550</a></li> <li><a href="/wiki/CP_55,940" title="CP 55,940">CP 55,940</a></li> <li><a href="/wiki/GW-405,833" title="GW-405,833">GW-405,833 (L-768,242)</a></li> <li><a href="/wiki/GW-842,166X" title="GW-842,166X">GW-842,166X</a></li> <li><a href="/wiki/HU-308" class="mw-redirect" title="HU-308">HU-308</a></li> <li><a href="/wiki/JTE_7-31" title="JTE 7-31">JTE 7-31</a></li> <li><a href="/wiki/JWH-007" title="JWH-007">JWH-007</a></li> <li><a href="/wiki/JWH-015" title="JWH-015">JWH-015</a></li> <li><a href="/wiki/JWH-018" title="JWH-018">JWH-018</a></li> <li><a href="/w/index.php?title=JWH-73&action=edit&redlink=1" class="new" title="JWH-73 (page does not exist)">JWH-73</a></li> <li><a href="/wiki/JWH-133" title="JWH-133">JWH-133</a></li> <li><a href="/wiki/L-759,633" title="L-759,633">L-759,633</a></li> <li><a href="/wiki/L-759,656" title="L-759,656">L-759,656</a></li> <li><a href="/wiki/Lenabasum" title="Lenabasum">Lenabasum (anabasum)</a></li> <li><a href="/wiki/Magnolol" title="Magnolol">Magnolol</a></li> <li><a href="/wiki/MDA-19" title="MDA-19">MDA-19</a></li> <li><a href="/wiki/Nabitan" title="Nabitan">Nabitan</a></li> <li><a href="/wiki/N-Arachidonoyl_dopamine" title="N-Arachidonoyl dopamine">NADA</a></li> <li><a href="/wiki/Olorinab" title="Olorinab">Olorinab (APD-371)</a></li> <li><a href="/wiki/PF-03550096" title="PF-03550096">PF-03550096</a></li> <li><a href="/wiki/S-444,823" title="S-444,823">S-444,823</a></li> <li><a href="/wiki/SER-601" title="SER-601">SER-601</a></li> <li><a href="/wiki/Serinolamide_A" title="Serinolamide A">Serinolamide A</a></li> <li><a href="/wiki/UR-144" title="UR-144">UR-144</a></li> <li><a href="/wiki/Tedalinab" title="Tedalinab">Tedalinab</a></li> <li><a href="/wiki/Tetrahydrocannabinol" title="Tetrahydrocannabinol">THC (dronabinol)</a></li> <li><a href="/wiki/Tetrahydrocannabivarin" title="Tetrahydrocannabivarin">THCV</a></li> <li><a href="/w/index.php?title=Tetrahydromagnolol&action=edit&redlink=1" class="new" title="Tetrahydromagnolol (page does not exist)">Tetrahydromagnolol</a></li> <li><a href="/wiki/Virodhamine" title="Virodhamine">Virodhamine</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Antagonists</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/4-O-Methylhonokiol" title="4-O-Methylhonokiol">4-O-Methylhonokiol</a></li> <li><a href="/wiki/AM-630" title="AM-630">AM-630</a></li> <li><a href="/wiki/BML-190" title="BML-190">BML-190</a></li> <li><a href="/wiki/Cannabidiol" title="Cannabidiol">Cannabidiol</a></li> <li><a href="/wiki/Honokiol" title="Honokiol">Honokiol</a></li> <li><a href="/wiki/JTE-907" title="JTE-907">JTE-907</a></li> <li><a href="/wiki/SR-144,528" title="SR-144,528">SR-144,528</a></li> <li><a href="/wiki/WIN_54,461" title="WIN 54,461">WIN 54,461</a></li> <li><a href="/wiki/WIN_56,098" title="WIN 56,098">WIN 56,098</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:4em;;text-align:center;"><a href="/wiki/NAGly_receptor" title="NAGly receptor"><abbr title="N-Arachidonyl glycine receptor">NAGly</abbr><br />(<abbr title="G protein-coupled receptor 18">GPR18</abbr>)</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Agonists</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Abnormal_cannabidiol" title="Abnormal cannabidiol">Abnormal cannabidiol</a></li> <li><a href="/wiki/Arachidonylcyclopropylamide" title="Arachidonylcyclopropylamide">ACPA</a></li> <li><a href="/wiki/AM-251_(drug)" title="AM-251 (drug)">AM251</a></li> <li><a href="/wiki/Anandamide" title="Anandamide">Anandamide</a></li> <li><a href="/wiki/Cannabidiol" title="Cannabidiol">Cannabidiol</a></li> <li><a href="/wiki/N-Arachidonylglycine" title="N-Arachidonylglycine">NADGly</a></li> <li><a href="/wiki/Tetrahydrocannabinol" title="Tetrahydrocannabinol">THC (dronabinol)</a></li> <li><a href="/wiki/O-1602" title="O-1602">O-1602</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Antagonists</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/PSB-CB5" title="PSB-CB5">PSB-CB5</a></li> <li><a href="/wiki/O-1918" title="O-1918">O-1918</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:4em;;text-align:center;"><abbr title="G protein-coupled receptor 55"><a href="/wiki/GPR55" title="GPR55">GPR55</a></abbr></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Agonists</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/2-Arachidonyl_glyceryl_ether" title="2-Arachidonyl glyceryl ether">2-AGE (noladin ether)</a></li> <li><a href="/w/index.php?title=2-Arachidonoyl_lysophosphatidylinositol&action=edit&redlink=1" class="new" title="2-Arachidonoyl lysophosphatidylinositol (page does not exist)">2-ALPI</a></li> <li><a href="/wiki/Abnormal_cannabidiol" title="Abnormal cannabidiol">Abnormal cannabidiol</a></li> <li><a href="/wiki/AM-251_(drug)" title="AM-251 (drug)">AM-251</a></li> <li><a href="/w/index.php?title=CID1011163&action=edit&redlink=1" class="new" title="CID1011163 (page does not exist)">CID1011163</a></li> <li><a href="/w/index.php?title=CID1252842&action=edit&redlink=1" class="new" title="CID1252842 (page does not exist)">CID1252842</a></li> <li><a href="/w/index.php?title=CID1792579&action=edit&redlink=1" class="new" title="CID1792579 (page does not exist)">CID1792579</a></li> <li><a href="/wiki/CP_55,940" title="CP 55,940">CP 55,940</a></li> <li><a href="/w/index.php?title=GSK-494581A&action=edit&redlink=1" class="new" title="GSK-494581A (page does not exist)">GSK-494581A</a></li> <li><a href="/wiki/Lysophosphatidylinositol" title="Lysophosphatidylinositol">Lysophosphatidylinositol</a></li> <li><a href="/w/index.php?title=ML-184&action=edit&redlink=1" class="new" title="ML-184 (page does not exist)">ML-184</a></li> <li><a href="/w/index.php?title=ML-185&action=edit&redlink=1" class="new" title="ML-185 (page does not exist)">ML-185</a></li> <li><a href="/w/index.php?title=ML-186&action=edit&redlink=1" class="new" title="ML-186 (page does not exist)">ML-186</a></li> <li><a href="/wiki/O-1602" title="O-1602">O-1602</a></li> <li><a href="/wiki/Oleoylethanolamide" title="Oleoylethanolamide">Oleoylethanolamide</a></li> <li><a href="/wiki/Palmitoylethanolamide" title="Palmitoylethanolamide">Palmitoylethanolamide</a></li> <li><a href="/wiki/Tetrahydrocannabinol" title="Tetrahydrocannabinol">THC (dronabinol)</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Antagonists</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Cannabidiol" title="Cannabidiol">Cannabidiol</a></li> <li><a href="/wiki/CID-16020046" class="mw-redirect" title="CID-16020046">CID-16020046</a></li> <li><a href="/w/index.php?title=ML-191&action=edit&redlink=1" class="new" title="ML-191 (page does not exist)">ML-191</a></li> <li><a href="/w/index.php?title=ML-192&action=edit&redlink=1" class="new" title="ML-192 (page does not exist)">ML-192</a></li> <li><a href="/w/index.php?title=ML-193&action=edit&redlink=1" class="new" title="ML-193 (page does not exist)">ML-193</a></li> <li><a href="/wiki/O-1918" title="O-1918">O-1918</a></li> <li><a href="/wiki/PSB-SB-487" title="PSB-SB-487">PSB-SB-487</a></li> <li><a href="/wiki/PSB-SB-1202" title="PSB-SB-1202">PSB-SB-1202</a></li> <li><a href="/w/index.php?title=PSB-SB-1203&action=edit&redlink=1" class="new" title="PSB-SB-1203 (page does not exist)">PSB-SB-1203</a></li> <li><a href="/w/index.php?title=Tetrahydromagnolol&action=edit&redlink=1" class="new" title="Tetrahydromagnolol (page does not exist)">Tetrahydromagnolol</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:4em;;text-align:center;"><abbr title="G protein-coupled receptor 119"><a href="/wiki/GPR119" title="GPR119">GPR119</a></abbr></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Agonists" scope="row" class="navbox-group" style="width:1%">Agonists</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/2-Oleoylglycerol" title="2-Oleoylglycerol">2-Oleoylglycerol</a></li> <li><a href="/wiki/Anandamide" title="Anandamide">Anandamide</a></li> <li><a href="/w/index.php?title=APD668&action=edit&redlink=1" class="new" title="APD668 (page does not exist)">APD668</a></li> <li><a href="/wiki/AR-231,453" title="AR-231,453">AR-231,453</a></li> <li><a href="/w/index.php?title=AS-1269574&action=edit&redlink=1" class="new" title="AS-1269574 (page does not exist)">AS-1269574</a></li> <li><a href="/w/index.php?title=MBX-2982&action=edit&redlink=1" class="new" title="MBX-2982 (page does not exist)">MBX-2982</a></li> <li><a href="/w/index.php?title=N-Oleoyldopamine&action=edit&redlink=1" class="new" title="N-Oleoyldopamine (page does not exist)">N-Oleoyldopamine</a></li> <li><a href="/wiki/Oleoylethanolamide" title="Oleoylethanolamide">Oleoylethanolamide</a></li> <li><a href="/w/index.php?title=Olvanil&action=edit&redlink=1" class="new" title="Olvanil (page does not exist)">Olvanil</a></li> <li><a href="/wiki/PSN-375,963" title="PSN-375,963">PSN-375,963</a></li> <li><a href="/wiki/PSN-632,408" title="PSN-632,408">PSN-632,408</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Endocannabinoid_transporter" title="Endocannabinoid transporter">Transporter</a><br /><span class="nobold">(<a href="/wiki/Reuptake_modulator" title="Reuptake modulator">modulators</a>)</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="eCBTsTooltip_Endocannabinoid_transporter" scope="row" class="navbox-group" style="width:4em;;text-align:center;"><a href="/wiki/Endocannabinoid_transporter" title="Endocannabinoid transporter"><abbr title="Endocannabinoid transporter">eCBTs</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Endocannabinoid transporter</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><b>Inhibitors:</b> <a href="/w/index.php?title=5%27-DMH-CBD&action=edit&redlink=1" class="new" title="5'-DMH-CBD (page does not exist)">5'-DMH-CBD</a></li> <li><a href="/wiki/AM404" title="AM404">AM-404</a></li> <li><a href="/w/index.php?title=AM-1172&action=edit&redlink=1" class="new" title="AM-1172 (page does not exist)">AM-1172</a></li> <li><a href="/wiki/Arachidonoyl_serotonin" title="Arachidonoyl serotonin">Arachidonoyl serotonin</a></li> <li><a href="/w/index.php?title=Arvanil&action=edit&redlink=1" class="new" title="Arvanil (page does not exist)">Arvanil</a></li> <li><a href="/wiki/Cannabidiol" title="Cannabidiol">Cannabidiol</a></li> <li><a href="/wiki/Guineesine" title="Guineesine">Guineensine</a></li> <li><a href="/wiki/LY-2183240" title="LY-2183240">LY-2183240</a></li> <li><a href="/w/index.php?title=O-2093&action=edit&redlink=1" class="new" title="O-2093 (page does not exist)">O-2093</a></li> <li><a href="/w/index.php?title=OMDM-2&action=edit&redlink=1" class="new" title="OMDM-2 (page does not exist)">OMDM-2</a></li> <li><a href="/wiki/Paracetamol" title="Paracetamol">Paracetamol (acetaminophen)</a></li> <li><a href="/w/index.php?title=SB-FI-26&action=edit&redlink=1" class="new" title="SB-FI-26 (page does not exist)">SB-FI-26</a></li> <li><a href="/w/index.php?title=UCM-707&action=edit&redlink=1" class="new" title="UCM-707 (page does not exist)">UCM-707</a></li> <li><a href="/wiki/URB597" class="mw-redirect" title="URB597">URB-597</a></li> <li><a href="/wiki/VDM-11" title="VDM-11">VDM-11</a></li> <li><a href="/w/index.php?title=WOBE490&action=edit&redlink=1" class="new" title="WOBE490 (page does not exist)">WOBE490</a></li> <li><a href="/w/index.php?title=WOBE491&action=edit&redlink=1" class="new" title="WOBE491 (page does not exist)">WOBE491</a></li> <li><a href="/w/index.php?title=WOBE492&action=edit&redlink=1" class="new" title="WOBE492 (page does not exist)">WOBE492</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Enzyme" title="Enzyme">Enzyme</a><br /><span class="nobold">(<a href="/wiki/Enzyme_modulator" title="Enzyme modulator">modulators</a>)</span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:4em;;text-align:center;"><a href="/wiki/Fatty_acid_amide_hydrolase" class="mw-redirect" title="Fatty acid amide hydrolase"><abbr title="Fatty acid amide hydrolase">FAAH</abbr></a><span class="sr-only" style="border: 0; clip: rect(0, 0, 0, 0); clip-path: polygon(0px 0px, 0px 0px, 0px 0px); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; white-space: nowrap;">Tooltip Fatty acid amide hydrolase</span></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><b>Inhibitors:</b> <a href="/wiki/4-Nonylphenylboronic_acid" title="4-Nonylphenylboronic acid">4-Nonylphenylboronic acid</a></li> <li><a href="/wiki/Arachidonyl_trifluoromethyl_ketone" title="Arachidonyl trifluoromethyl ketone">AACOCF<sub>3</sub></a></li> <li><a href="/wiki/AM404" title="AM404">AM-404</a></li> <li><a href="/wiki/Arachidonoyl_serotonin" title="Arachidonoyl serotonin">Arachidonoyl serotonin</a></li> <li><a href="/wiki/BIA_10-2474" title="BIA 10-2474">BIA 10-2474</a></li> <li><a href="/wiki/Biochanin_A" title="Biochanin A">Biochanin A</a></li> <li><a href="/wiki/Genistein" title="Genistein">Genistein</a></li> <li><a href="/wiki/IDFP" title="IDFP">IDFP</a></li> <li><a href="/w/index.php?title=JNJ-1661010&action=edit&redlink=1" class="new" title="JNJ-1661010 (page does not exist)">JNJ-1661010</a></li> <li><a href="/wiki/JNJ-42165279" title="JNJ-42165279">JNJ-42165279</a></li> <li><a href="/wiki/JZL195" title="JZL195">JZL-195</a></li> <li><a href="/wiki/Kaempferol" title="Kaempferol">Kaempferol</a></li> <li><a href="/wiki/LY-2183240" title="LY-2183240">LY-2183240</a></li> <li><a href="/wiki/Methoxy_arachidonyl_fluorophosphonate" title="Methoxy arachidonyl fluorophosphonate">MAFP</a></li> <li><a href="/w/index.php?title=Palmitoylisopropylamide&action=edit&redlink=1" class="new" title="Palmitoylisopropylamide (page does not exist)">Palmitoylisopropylamide</a></li> <li><a href="/wiki/Paracetamol" title="Paracetamol">Paracetamol (acetaminophen)</a></li> <li><a href="/wiki/PF-3845" title="PF-3845">PF-3845</a></li> <li><a href="/w/index.php?title=PF-750&action=edit&redlink=1" class="new" title="PF-750 (page does not exist)">PF-750</a></li> <li><a href="/wiki/Redafamdastat" title="Redafamdastat">Redafamdastat (JZP-150, PF-04457845)</a></li> <li><a href="/w/index.php?title=SA-47&action=edit&redlink=1" class="new" title="SA-47 (page does not exist)">SA-47</a></li> <li><a href="/w/index.php?title=SA-57&action=edit&redlink=1" class="new" title="SA-57 (page does not exist)">SA-57</a></li> <li><a href="/w/index.php?title=TAK_21d&action=edit&redlink=1" class="new" title="TAK 21d (page does not exist)">TAK 21d</a></li> <li><a href="/w/index.php?title=TC-F_2&action=edit&redlink=1" class="new" title="TC-F 2 (page does not exist)">TC-F 2</a></li> <li><a href="/w/index.php?title=UCM710&action=edit&redlink=1" class="new" title="UCM710 (page does not exist)">UCM710</a></li> <li><a href="/wiki/URB597" class="mw-redirect" title="URB597">URB-597</a></li></ul> <ul><li><b>Activators:</b> <a href="/w/index.php?title=PDP-EA&action=edit&redlink=1" class="new" title="PDP-EA (page does not exist)">PDP-EA</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:4em;;text-align:center;"><a href="/wiki/Monoacylglycerol_lipase" title="Monoacylglycerol lipase">MAGL</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><b>Inhibitors:</b> <a href="/w/index.php?title=ABX-1431&action=edit&redlink=1" class="new" title="ABX-1431 (page does not exist)">ABX-1431</a></li> <li><a href="/wiki/IDFP" title="IDFP">IDFP</a></li> <li><a href="/w/index.php?title=JJKK_048&action=edit&redlink=1" class="new" title="JJKK 048 (page does not exist)">JJKK 048</a></li> <li><a href="/w/index.php?title=JW_642&action=edit&redlink=1" class="new" title="JW 642 (page does not exist)">JW 642</a></li> <li><a href="/wiki/JZL184" title="JZL184">JZL-184</a></li> <li><a href="/wiki/JZL195" title="JZL195">JZL-195</a></li> <li><a href="/w/index.php?title=JZP-361&action=edit&redlink=1" class="new" title="JZP-361 (page does not exist)">JZP-361</a></li> <li><a href="/w/index.php?title=KML_29&action=edit&redlink=1" class="new" title="KML 29 (page does not exist)">KML 29</a></li> <li><a href="/wiki/Methoxy_arachidonyl_fluorophosphonate" title="Methoxy arachidonyl fluorophosphonate">MAFP</a></li> <li><a href="/w/index.php?title=MJN110&action=edit&redlink=1" class="new" title="MJN110 (page does not exist)">MJN110</a></li> <li><a href="/w/index.php?title=N-Arachidonoylmaleimide&action=edit&redlink=1" class="new" title="N-Arachidonoylmaleimide (page does not exist)">NAM</a></li> <li><a href="/w/index.php?title=Pristimerin&action=edit&redlink=1" class="new" title="Pristimerin (page does not exist)">Pristimerin</a></li> <li><a href="/wiki/URB602" title="URB602">URB-602</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:4em;;text-align:center;"><abbr title="alpha/beta-Hydrolase domain containing 6"><a href="/wiki/ABHD6" title="ABHD6">ABHD6</a></abbr></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><b>Inhibitors:</b> <a href="/w/index.php?title=JZP-169&action=edit&redlink=1" class="new" title="JZP-169 (page does not exist)">JZP-169</a></li> <li><a href="/w/index.php?title=JZP-430&action=edit&redlink=1" class="new" title="JZP-430 (page does not exist)">JZP-430</a></li> <li><a href="/w/index.php?title=KT182&action=edit&redlink=1" class="new" title="KT182 (page does not exist)">KT182</a></li> <li><a href="/w/index.php?title=KT185&action=edit&redlink=1" class="new" title="KT185 (page does not exist)">KT185</a></li> <li><a href="/w/index.php?title=KT195&action=edit&redlink=1" class="new" title="KT195 (page does not exist)">KT195</a></li> <li><a href="/w/index.php?title=KT203&action=edit&redlink=1" class="new" title="KT203 (page does not exist)">KT203</a></li> <li><a href="/w/index.php?title=LEI-106&action=edit&redlink=1" class="new" title="LEI-106 (page does not exist)">LEI-106</a></li> <li><a href="/w/index.php?title=ML294&action=edit&redlink=1" class="new" title="ML294 (page does not exist)">ML294</a></li> <li><a href="/w/index.php?title=ML295&action=edit&redlink=1" class="new" title="ML295 (page does not exist)">ML295</a></li> <li><a href="/w/index.php?title=ML296&action=edit&redlink=1" class="new" title="ML296 (page does not exist)">ML296</a></li> <li><a href="/w/index.php?title=UCM710&action=edit&redlink=1" class="new" title="UCM710 (page does not exist)">UCM710</a></li> <li><a href="/w/index.php?title=WWL-70&action=edit&redlink=1" class="new" title="WWL-70 (page does not exist)">WWL-70</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:4em;;text-align:center;"><abbr title="alpha/beta-Hydrolase domain containing 12"><a href="/wiki/ABHD12" title="ABHD12">ABHD12</a></abbr></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><b>Inhibitors:</b> <a href="/wiki/Betulinic_acid" title="Betulinic acid">Betulinic acid</a></li> <li><a href="/wiki/Maslinic_acid" title="Maslinic acid">Maslinic acid</a></li> <li><a href="/wiki/Methoxy_arachidonyl_fluorophosphonate" title="Methoxy arachidonyl fluorophosphonate">MAFP</a></li> <li><a href="/wiki/Oleanolic_acid" title="Oleanolic acid">Oleanolic acid</a></li> <li><a href="/wiki/Orlistat" title="Orlistat">Orlistat (tetrahydrolipstatin)</a></li> <li><a href="/wiki/Ursolic_acid" title="Ursolic acid">Ursolic acid</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;">Others</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><b>Precursors:</b> <a href="/wiki/Phosphatidylethanolamine" title="Phosphatidylethanolamine">Phosphatidylethanolamine</a></li> <li><a href="/wiki/N-Acylphosphatidylethanolamine" title="N-Acylphosphatidylethanolamine">NAPE</a></li> <li><a href="/wiki/Diglyceride" title="Diglyceride">Diacylglycerol</a></li></ul> <ul><li><b>Others:</b> <a href="/w/index.php?title=2-Palmitoylglycerol&action=edit&redlink=1" class="new" title="2-Palmitoylglycerol (page does not exist)">2-PG</a> <i>(directly potentiates activity of 2-AG at CB<sub>1</sub> receptor)</i></li> <li><a href="/w/index.php?title=ARN-272&action=edit&redlink=1" class="new" title="ARN-272 (page does not exist)">ARN-272</a> <i>(FAAH-like anandamide transporter inhibitor)</i></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <dl><dt>See also</dt> <dd><i> <a href="/wiki/Template:Receptor_modulators" title="Template:Receptor modulators">Receptor/signaling modulators</a></i></dd> <dd><i> <a href="/wiki/Template:Cannabinoids" title="Template:Cannabinoids">Cannabinoids</a> (cannabinoids by structure)</i></dd></dl> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=Cannabinoid_receptor_2&oldid=1247056097">https://en.wikipedia.org/w/index.php?title=Cannabinoid_receptor_2&oldid=1247056097</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:Genes_on_human_chromosome_1" title="Category:Genes on human chromosome 1">Genes on human chromosome 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