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href="https://es.wikipedia.org/wiki/Receptor_sigma" title="Receptor sigma – Spanish" lang="es" hreflang="es" data-title="Receptor sigma" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Receptory_sigma" title="Receptory sigma – Polish" lang="pl" hreflang="pl" data-title="Receptory sigma" 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/Sigma_receptor" title="Sigma receptor – Serbian" lang="sr" hreflang="sr" data-title="Sigma receptor" 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 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id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Class of cell surface receptors</div> <p class="mw-empty-elt"> </p> <style data-mw-deduplicate="TemplateStyles:r1251242444">.mw-parser-output .ambox{border:1px solid #a2a9b1;border-left:10px solid #36c;background-color:#fbfbfb;box-sizing:border-box}.mw-parser-output .ambox+link+.ambox,.mw-parser-output .ambox+link+style+.ambox,.mw-parser-output .ambox+link+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+style+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+link+.ambox{margin-top:-1px}html body.mediawiki .mw-parser-output .ambox.mbox-small-left{margin:4px 1em 4px 0;overflow:hidden;width:238px;border-collapse:collapse;font-size:88%;line-height:1.25em}.mw-parser-output .ambox-speedy{border-left:10px solid #b32424;background-color:#fee7e6}.mw-parser-output .ambox-delete{border-left:10px solid #b32424}.mw-parser-output .ambox-content{border-left:10px solid #f28500}.mw-parser-output .ambox-style{border-left:10px solid #fc3}.mw-parser-output .ambox-move{border-left:10px solid #9932cc}.mw-parser-output .ambox-protection{border-left:10px solid #a2a9b1}.mw-parser-output .ambox .mbox-text{border:none;padding:0.25em 0.5em;width:100%}.mw-parser-output .ambox .mbox-image{border:none;padding:2px 0 2px 0.5em;text-align:center}.mw-parser-output .ambox .mbox-imageright{border:none;padding:2px 0.5em 2px 0;text-align:center}.mw-parser-output .ambox .mbox-empty-cell{border:none;padding:0;width:1px}.mw-parser-output .ambox .mbox-image-div{width:52px}@media(min-width:720px){.mw-parser-output .ambox{margin:0 10%}}@media print{body.ns-0 .mw-parser-output .ambox{display:none!important}}</style><table class="box-Technical plainlinks metadata ambox ambox-style ambox-technical" role="presentation"><tbody><tr><td class="mbox-image"><div class="mbox-image-div"><span typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/f/f2/Edit-clear.svg/40px-Edit-clear.svg.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/f2/Edit-clear.svg/60px-Edit-clear.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/f2/Edit-clear.svg/80px-Edit-clear.svg.png 2x" data-file-width="48" data-file-height="48" /></span></span></div></td><td class="mbox-text"><div class="mbox-text-span">This article <b>may be too technical for most readers to understand</b>.<span class="hide-when-compact"> Please <a class="external text" href="https://en.wikipedia.org/w/index.php?title=Sigma_receptor&action=edit">help improve it</a> to <a href="/wiki/Wikipedia:Make_technical_articles_understandable" title="Wikipedia:Make technical articles understandable">make it understandable to non-experts</a>, without removing the technical details.</span> <span class="date-container"><i>(<span class="date">August 2020</span>)</i></span><span class="hide-when-compact"><i> (<small><a href="/wiki/Help:Maintenance_template_removal" title="Help:Maintenance template removal">Learn how and when to remove this message</a></small>)</i></span></div></td></tr></tbody></table> <style data-mw-deduplicate="TemplateStyles:r1257001546">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox"><tbody><tr><th colspan="2" class="infobox-above">ERG2/Sigma-1 receptor</th></tr><tr><th colspan="2" class="infobox-header" style="background-color: #ddd">Identifiers</th></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3">Symbol</th><td class="infobox-data" style="background-color: #eee">ERG2_Sigma1R</td></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3"><a href="/wiki/Pfam" title="Pfam">Pfam</a></th><td class="infobox-data pfam" style="background-color: #eee"><a rel="nofollow" class="external text" href="https://www.ebi.ac.uk/interpro/entry/pfam/PF04622">PF04622</a></td></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3"><a href="/wiki/InterPro" title="InterPro">InterPro</a></th><td class="infobox-data" style="background-color: #eee"><a rel="nofollow" class="external text" href="https://www.ebi.ac.uk/interpro/entry/IPR006716">IPR006716</a></td></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3"><a href="/wiki/TCDB" class="mw-redirect" title="TCDB">TCDB</a></th><td class="infobox-data" style="background-color: #eee"><a rel="nofollow" class="external text" href="http://www.tcdb.org/search/result.php?tc=8.A.63">8.A.63</a></td></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3"><a href="/wiki/Orientations_of_Proteins_in_Membranes_database" title="Orientations of Proteins in Membranes database">OPM superfamily</a></th><td class="infobox-data" style="background-color: #eee"><a rel="nofollow" class="external text" href="https://opm.phar.umich.edu/protein_superfamilies/446">446</a></td></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3"><a href="/wiki/Orientations_of_Proteins_in_Membranes_database" title="Orientations of Proteins in Membranes database">OPM protein</a></th><td class="infobox-data" style="background-color: #eee"><a rel="nofollow" class="external text" href="https://opm.phar.umich.edu/proteins?search=5hk1">5hk1</a></td></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3"><a href="/wiki/Membranome_database" title="Membranome database">Membranome</a></th><td class="infobox-data" style="background-color: #eee"><a rel="nofollow" class="external text" href="http://membranome.org/protein_families/1025">1025</a></td></tr><tr><td colspan="2" class="infobox-full-data" style="background-color: #eee"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"><table class="infobox mw-collapsible mw-collapsed" style="float:none; clear:none; margin:0; border-width:0; border-collapse:collapse; text-align:left; width:100%"><tbody><tr><th colspan="2" class="infobox-header" style="background-color: #ddd">Available protein structures:</th></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3; border:#fafafa 2px solid; border-width:3px 2px 0 0;"><a href="/wiki/Pfam" title="Pfam">Pfam</a>  </th><td class="infobox-data" style="background-color: #eee; border:#fafafa 2px solid; border-width:3px 0 0 2px;"><a rel="nofollow" class="external text" href="http://pfam.xfam.org/family/PF04622?tab=pdbBlock">structures</a> / <a rel="nofollow" class="external text" href="http://prodata.swmed.edu/ecod/complete/search?kw=PF04622">ECOD</a>  </td></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3; border:#fafafa 2px solid; border-width:3px 2px 0 0;"><a href="/wiki/Protein_Data_Bank" title="Protein Data Bank">PDB</a></th><td class="infobox-data" style="background-color: #eee; border:#fafafa 2px solid; border-width:3px 0 0 2px;"><a rel="nofollow" class="external text" href="https://www.rcsb.org/search?q=rcsb_polymer_entity_annotation.annotation_id:PF04622%20AND%20rcsb_polymer_entity_annotation.type:Pfam">RCSB PDB</a>; <a rel="nofollow" class="external text" href="https://www.ebi.ac.uk/pdbe/entry/search/index?pfam_accession:PF04622">PDBe</a>; <a rel="nofollow" class="external text" href="https://pdbj.org/search/pdb?other_db_select=PFam&other_db_field=PF04622">PDBj</a></td></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3; border:#fafafa 2px solid; border-width:3px 2px 0 0;"><a href="/wiki/PDBsum" title="PDBsum">PDBsum</a></th><td class="infobox-data" style="background-color: #eee; border:#fafafa 2px solid; border-width:3px 0 0 2px;"><a rel="nofollow" class="external text" href="https://www.ebi.ac.uk/thornton-srv/databases/cgi-bin/pdbsum/GetPfamStr.pl?pfam_id=PF04622">structure summary</a></td></tr></tbody></table></td></tr></tbody></table> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"><table class="infobox"><tbody><tr><th colspan="2" class="infobox-above">Sigma intracellular receptor 2</th></tr><tr><th colspan="2" class="infobox-header" style="background-color: #ddd">Identifiers</th></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3">Symbol</th><td class="infobox-data" style="background-color: #eee">Sigma2</td></tr><tr><th scope="row" class="infobox-label" style="background-color: #e7dcc3"><a href="/wiki/InterPro" title="InterPro">InterPro</a></th><td class="infobox-data" style="background-color: #eee"><a rel="nofollow" class="external text" href="https://www.ebi.ac.uk/interpro/entry/IPR016964">IPR016964</a></td></tr></tbody></table> <p><b>Sigma receptors</b> (<b>σ-receptors</b>) are <a href="/wiki/Protein" title="Protein">protein</a> <a href="/wiki/Receptor_(biochemistry)" title="Receptor (biochemistry)">receptors</a> that bind <a href="/wiki/Ligand" title="Ligand">ligands</a> such as <a href="/wiki/4-PPBP" title="4-PPBP">4-PPBP</a> (4-phenyl-1-(4-phenylbutyl) piperidine),<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> <a href="/wiki/SA_4503" class="mw-redirect" title="SA 4503">SA 4503</a> (cutamesine), <a href="/wiki/Ditolylguanidine" title="Ditolylguanidine">ditolylguanidine</a>, <a href="/wiki/Dimethyltryptamine" class="mw-redirect" title="Dimethyltryptamine">dimethyltryptamine</a>,<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> and <a href="/wiki/Siramesine" title="Siramesine">siramesine</a>.<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> There are two subtypes, <a href="/wiki/Sigma-1_receptor" title="Sigma-1 receptor">sigma-1 receptors</a> (σ<sub>1</sub>) and <a href="/wiki/Sigma-2_receptor" title="Sigma-2 receptor">sigma-2 receptors</a> (σ<sub>2</sub>), which are classified as sigma receptors for their pharmacological similarities, even though they are evolutionarily unrelated. </p><p>The fungal protein ERG2, a C-8 sterol isomerase, falls into the same <a href="/wiki/Protein_family" title="Protein family">protein family</a> as sigma-1. Both localize to the <a href="/wiki/ER_membrane" class="mw-redirect" title="ER membrane">ER membrane</a>, although sigma-1 is also reported to be a cell surface receptor. Sigma-2 is an EXPREA domain protein<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> with a mostly intracellular (ER membrane) localization.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Classification">Classification</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Sigma_receptor&action=edit&section=1" title="Edit section: Classification"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Because the σ-receptor was originally discovered to be agonized by <a href="/wiki/Benzomorphan" title="Benzomorphan">benzomorphan</a> <a href="/wiki/Opioid" title="Opioid">opioids</a> and antagonized by <a href="/wiki/Morphine/naltrexone" title="Morphine/naltrexone">naltrexone</a>, σ-receptors were originally believed to be a type of opioid receptor.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> When the σ<sub>1</sub> receptor was isolated and cloned, it was found to have no structural similarity to the opioid receptors, but rather showed similarity to fungal proteins involved in sterol synthesis.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> At this point, they were designated as a separate class of proteins. </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=Sigma_receptor&action=edit&section=2" title="Edit section: Function"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The function of these receptors is poorly understood.<sup id="cite_ref-pmid15547782_8-0" class="reference"><a href="#cite_note-pmid15547782-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> Drugs known to be σ-agonists include <a href="/wiki/Cocaine" title="Cocaine">cocaine</a>, <a href="/wiki/Morphine" title="Morphine">morphine</a>/<a href="/wiki/Diacetylmorphine" class="mw-redirect" title="Diacetylmorphine">diacetylmorphine</a>, <a href="/wiki/Opipramol" title="Opipramol">opipramol</a>, <a href="/wiki/Phencyclidine" title="Phencyclidine">PCP</a>, <a href="/wiki/Fluvoxamine" title="Fluvoxamine">fluvoxamine</a>, <a href="/wiki/Methamphetamine" title="Methamphetamine">methamphetamine</a>, <a href="/wiki/Dextromethorphan" title="Dextromethorphan">dextromethorphan</a>, and <a href="/wiki/Berberine" title="Berberine">berberine</a>.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (June 2021)">citation needed</span></a></i>]</sup> However, the exact role of σ-receptors is difficult to establish as many σ-agonists also bind to other targets such as the <a href="/wiki/%CE%9A-opioid_receptor" title="Κ-opioid receptor">κ-opioid receptor</a> and the <a href="/wiki/NMDA_receptor" title="NMDA receptor">NMDA glutamate receptor</a>. In animal experiments, σ-antagonists such as <a href="/wiki/Rimcazole" title="Rimcazole">rimcazole</a> were able to block convulsions from cocaine overdose. σ-antagonists are also under investigation for use as <a href="/wiki/Antipsychotic" title="Antipsychotic">antipsychotic</a> medications. </p><p>The abundant neurosteroid steroid hormone <a href="/wiki/DHEA" class="mw-redirect" title="DHEA">DHEA</a> is an agonist at sigma receptors and along with <a href="/wiki/Pregnenolone" title="Pregnenolone">pregnenolone</a> could be endogenous agonist ligands; opposed by sigma antagonistic activity from <a href="/wiki/Progesterone" title="Progesterone">progesterone</a>.<sup id="cite_ref-pmid19619582_9-0" class="reference"><a href="#cite_note-pmid19619582-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> Another endogenous ligand, <a href="/wiki/N,N-Dimethyltryptamine" title="N,N-Dimethyltryptamine"><i>N</i>,<i>N</i>-dimethyltryptamine</a>, was also found to interact with σ<sub>1</sub>.<sup id="cite_ref-pmid15197533_10-0" class="reference"><a href="#cite_note-pmid15197533-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid19213917_11-0" class="reference"><a href="#cite_note-pmid19213917-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Physiologic_effects">Physiologic effects</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Sigma_receptor&action=edit&section=3" title="Edit section: Physiologic effects"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Physiologic effects when the σ-receptor is activated include <a href="/wiki/Hypertonia" title="Hypertonia">hypertonia</a>, <a href="/wiki/Tachycardia" title="Tachycardia">tachycardia</a>, <a href="/wiki/Tachypnea" title="Tachypnea">tachypnea</a>, <a href="/wiki/Antitussive" class="mw-redirect" title="Antitussive">antitussive</a> effects, and <a href="/wiki/Mydriasis" title="Mydriasis">mydriasis</a>.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (March 2021)">citation needed</span></a></i>]</sup> Some σ-receptor agonists—such as cocaine, a weak σ-agonist—exert convulsant effects in animals. </p><p>In 2007, selective σ-receptor agonists were shown to produce <a href="/wiki/Antidepressant" title="Antidepressant">antidepressant</a>-like effects in mice.<sup id="cite_ref-Wang_12-0" class="reference"><a href="#cite_note-Wang-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p><p>σ-receptors were also shown to have a role in the regulation of iron/heme homeostasis.<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<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=Sigma_receptor&action=edit&section=4" title="Edit section: Ligands"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <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=Sigma_receptor&action=edit&section=5" title="Edit section: Agonists"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1184024115">.mw-parser-output .div-col{margin-top:0.3em;column-width:30em}.mw-parser-output .div-col-small{font-size:90%}.mw-parser-output .div-col-rules{column-rule:1px solid #aaa}.mw-parser-output .div-col dl,.mw-parser-output .div-col ol,.mw-parser-output .div-col ul{margin-top:0}.mw-parser-output .div-col li,.mw-parser-output .div-col dd{page-break-inside:avoid;break-inside:avoid-column}</style><div class="div-col"> <ul><li><a href="/wiki/Choline" title="Choline">Choline</a><sup id="cite_ref-Researchers_identify_long-sought_activator_of_sigma_receptors_in_human_cells_14-0" class="reference"><a href="#cite_note-Researchers_identify_long-sought_activator_of_sigma_receptors_in_human_cells-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup></li> <li><a href="/wiki/3-MeO-PCP" title="3-MeO-PCP">3-MeO-PCP</a>:<sup id="cite_ref-ACMD_MXE_report_15-0" class="reference"><a href="#cite_note-ACMD_MXE_report-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> selective for σ<sub>1</sub> subtype, Ki = 42nM</li> <li><a href="/wiki/4-PPBP" title="4-PPBP">4-PPBP</a></li> <li><a href="/wiki/Afobazole" class="mw-redirect" title="Afobazole">Afobazole</a>: selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/Allylnormetazocine" class="mw-redirect" title="Allylnormetazocine">Allylnormetazocine</a> (SKF-10047)</li> <li><a href="/wiki/Anavex_2-73" class="mw-redirect" title="Anavex 2-73">Anavex 2-73</a><sup id="cite_ref-pmid19619582_9-1" class="reference"><a href="#cite_note-pmid19619582-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup></li> <li><a href="/wiki/Arketamine" title="Arketamine">Arketamine</a></li> <li><a href="/wiki/BD1031" title="BD1031">BD1031</a>: selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/BD1052" title="BD1052">BD1052</a>: selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/Berberine" title="Berberine">Berberine</a></li> <li><a href="/wiki/Citalopram" title="Citalopram">Citalopram</a></li> <li><a href="/wiki/Cocaine" title="Cocaine">Cocaine</a></li> <li><a href="/wiki/Dehydroepiandrosterone" title="Dehydroepiandrosterone">Dehydroepiandrosterone</a> (DHEA)</li> <li><a href="/wiki/Dehydroepiandrosterone_sulfate" title="Dehydroepiandrosterone sulfate">Dehydroepiandrosterone sulfate</a> (DHEA-S)</li> <li><a href="/wiki/Dextromethorphan" title="Dextromethorphan">Dextromethorphan</a> (DXM): relatively selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/Dextrorphan" title="Dextrorphan">Dextrorphan</a></li> <li><a href="/wiki/N,N-Dimethyltryptamine" title="N,N-Dimethyltryptamine"><i>N</i>,<i>N</i>-Dimethyltryptamine</a> (DMT)</li> <li><a href="/wiki/Dimemorfan" title="Dimemorfan">Dimemorfan</a></li> <li><a href="/wiki/Ditolylguanidine" title="Ditolylguanidine">Ditolylguanidine</a></li> <li><a href="/wiki/Escitalopram" title="Escitalopram">Escitalopram</a></li> <li><a href="/wiki/Fluoxetine" title="Fluoxetine">Fluoxetine</a></li> <li><a href="/wiki/Fluvoxamine" title="Fluvoxamine">Fluvoxamine</a></li> <li><a href="/wiki/Igmesine" title="Igmesine">Igmesine</a></li> <li><a href="/wiki/Ketamine" title="Ketamine">Ketamine</a><sup id="cite_ref-pmid9088882_16-0" class="reference"><a href="#cite_note-pmid9088882-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid1963598_17-0" class="reference"><a href="#cite_note-pmid1963598-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup></li> <li><a href="/wiki/L-687,384" title="L-687,384">L-687,384</a>: selective for σ<sub>1</sub> subtype (& <a href="/w/index.php?title=Spipethiane&action=edit&redlink=1" class="new" title="Spipethiane (page does not exist)">Spipethiane</a>).</li> <li><a href="/wiki/Lamotrigine" title="Lamotrigine">Lamotrigine</a><sup id="cite_ref-pmid11105737_18-0" class="reference"><a href="#cite_note-pmid11105737-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-pmid19300575_19-0" class="reference"><a href="#cite_note-pmid19300575-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup></li> <li><a href="/wiki/Memantine" title="Memantine">Memantine</a>:<sup id="cite_ref-pmid15090047_20-0" class="reference"><a href="#cite_note-pmid15090047-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup> selective for σ<sub>1</sub> subtype, low affinity</li> <li><a href="/wiki/Methamphetamine" title="Methamphetamine">Methamphetamine</a></li> <li><a href="/wiki/Methylphenidate" title="Methylphenidate">Methylphenidate</a><sup id="cite_ref-pmid23284812_21-0" class="reference"><a href="#cite_note-pmid23284812-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup></li> <li><a href="/wiki/Noscapine" title="Noscapine">Noscapine</a><sup id="cite_ref-22" class="reference"><a href="#cite_note-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup></li> <li><a href="/w/index.php?title=OPC-14523&action=edit&redlink=1" class="new" title="OPC-14523 (page does not exist)">OPC-14523</a></li> <li><a href="/wiki/Opipramol" title="Opipramol">Opipramol</a></li> <li><a href="/wiki/PB-28" title="PB-28">PB-28</a>: selective for σ<sub>2</sub> subtype</li> <li><a href="/wiki/Pentazocine" title="Pentazocine">Pentazocine</a></li> <li><a href="/wiki/Pentoxyverine" title="Pentoxyverine">Pentoxyverine</a>: selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/Phencyclidine" title="Phencyclidine">Phencyclidine</a></li> <li><a href="/wiki/(%2B)-3-PPP" class="mw-redirect" title="(+)-3-PPP">(+)-3-PPP</a></li> <li><a href="/wiki/PRE-084" title="PRE-084">PRE-084</a>: selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/Pregnenolone" title="Pregnenolone">Pregnenolone</a></li> <li><a href="/wiki/Pregnenolone_sulfate" title="Pregnenolone sulfate">Pregnenolone sulfate</a></li> <li><a href="/wiki/SA_4503" class="mw-redirect" title="SA 4503">SA 4503</a>: selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/Siramesine" title="Siramesine">Siramesine</a></li> <li><a href="/w/index.php?title=UMB23&action=edit&redlink=1" class="new" title="UMB23 (page does not exist)">UMB23</a></li> <li><a href="/w/index.php?title=UMB82&action=edit&redlink=1" class="new" title="UMB82 (page does not exist)">UMB82</a></li></ul> </div> <div class="mw-heading mw-heading3"><h3 id="Antagonists">Antagonists</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Sigma_receptor&action=edit&section=6" title="Edit section: Antagonists"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1184024115"><div class="div-col"> <ul><li><a href="/wiki/AC927" title="AC927">AC927</a></li> <li><a href="/w/index.php?title=AHD1&action=edit&redlink=1" class="new" title="AHD1 (page does not exist)">AHD1</a></li> <li><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/58511937">AZ-66</a></li> <li><a href="/wiki/BD1008" title="BD1008">BD1008</a></li> <li><a href="/wiki/BD-1047" title="BD-1047">BD-1047</a>: selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/BD1060" title="BD1060">BD1060</a>: selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/BD1063" title="BD1063">BD1063</a>: selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/BD1067" title="BD1067">BD1067</a></li> <li><a href="/wiki/BMY-14802" title="BMY-14802">BMY-14802</a></li> <li><a href="/wiki/CM156" title="CM156">CM156</a>: 3-(4-(4-cyclohexylpiperazin-1-yl)butyl)benzo[d]thiazole-2(3H)-thione<sup id="cite_ref-pmid20100904_23-0" class="reference"><a href="#cite_note-pmid20100904-23"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup></li> <li><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/6918385">E-5842</a></li> <li><a href="/wiki/Haloperidol" title="Haloperidol">Haloperidol</a></li> <li><a href="/wiki/LR132" title="LR132">LR132</a>: selective for σ<sub>1</sub> subtype</li> <li><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/5026275">LR172</a></li> <li><a href="/wiki/MS-377" title="MS-377">MS-377</a>: selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/NE-100" title="NE-100">NE-100</a>: selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/Panamesine" title="Panamesine">Panamesine</a></li> <li><a href="/wiki/Phenothiazines" class="mw-redirect" title="Phenothiazines">Phenothiazines</a><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></li> <li><a href="/wiki/Progesterone" title="Progesterone">Progesterone</a></li> <li><a href="/wiki/Rimcazole" title="Rimcazole">Rimcazole</a></li> <li><a href="/wiki/S1RA" class="mw-redirect" title="S1RA">S1RA</a> (E-52862): selective for σ<sub>1</sub> subtype</li> <li><a href="/wiki/Sertraline" title="Sertraline">Sertraline</a></li> <li><a href="/w/index.php?title=UMB_98&action=edit&redlink=1" class="new" title="UMB 98 (page does not exist)">UMB 98</a> & <a href="/w/index.php?title=UMB_99&action=edit&redlink=1" class="new" title="UMB 99 (page does not exist)">UMB 99</a><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></li> <li><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/9971487">UMB100</a></li> <li><a href="/w/index.php?title=UMB101&action=edit&redlink=1" class="new" title="UMB101 (page does not exist)">UMB101</a></li> <li><a href="/w/index.php?title=UMB103&action=edit&redlink=1" class="new" title="UMB103 (page does not exist)">UMB103</a></li> <li><a href="/w/index.php?title=UMB116&action=edit&redlink=1" class="new" title="UMB116 (page does not exist)">UMB116</a></li> <li><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/10849098">YZ-011</a><sup id="cite_ref-26" class="reference"><a href="#cite_note-26"><span class="cite-bracket">[</span>26<span class="cite-bracket">]</span></a></sup></li> <li><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/401829">YZ-067</a><sup id="cite_ref-27" class="reference"><a href="#cite_note-27"><span class="cite-bracket">[</span>27<span class="cite-bracket">]</span></a></sup></li> <li><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/401827">YZ-069</a><sup id="cite_ref-28" class="reference"><a href="#cite_note-28"><span class="cite-bracket">[</span>28<span class="cite-bracket">]</span></a></sup></li> <li><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/401862">YZ-185</a><sup id="cite_ref-29" class="reference"><a href="#cite_note-29"><span class="cite-bracket">[</span>29<span class="cite-bracket">]</span></a></sup></li></ul> </div> <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=Sigma_receptor&action=edit&section=7" title="Edit section: 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"Novel analogs of the sigma receptor ligand BD1008 attenuate cocaine-induced toxicity in mice". <i>Eur J Pharmacol</i>. <b>492</b> (1): 21–6. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1016%2Fj.ejphar.2004.03.037">10.1016/j.ejphar.2004.03.037</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/15145701">15145701</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Eur+J+Pharmacol&rft.atitle=Novel+analogs+of+the+sigma+receptor+ligand+BD1008+attenuate+cocaine-induced+toxicity+in+mice&rft.volume=492&rft.issue=1&rft.pages=21-6&rft.date=2004-05&rft_id=info%3Adoi%2F10.1016%2Fj.ejphar.2004.03.037&rft_id=info%3Apmid%2F15145701&rft.aulast=Matsumoto&rft.aufirst=RR&rft.au=Gilmore%2C+DL&rft.au=Pouw%2C+B&rft.au=Bowen%2C+WD&rft.au=Williams%2C+W&rft.au=Kausar%2C+A&rft.au=Coop%2C+A&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASigma+receptor" class="Z3988"></span></span> </li> <li id="cite_note-26"><span class="mw-cite-backlink"><b><a href="#cite_ref-26">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFDanielsAyalaChenCoop2006" class="citation journal cs1">Daniels A, Ayala E, Chen W, Coop A, Matsumoto RR (August 2006). "N-[2-(m-methoxyphenyl)ethyl]-N-ethyl-2-(1-pyrrolidinyl)ethylamine (UMB 116) is a novel antagonist for cocaine-induced effects". <i>Eur J Pharmacol</i>. <b>542</b> (1–3): 61–8. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1016%2Fj.ejphar.2006.03.062">10.1016/j.ejphar.2006.03.062</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/16797004">16797004</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Eur+J+Pharmacol&rft.atitle=N-%5B2-%28m-methoxyphenyl%29ethyl%5D-N-ethyl-2-%281-pyrrolidinyl%29ethylamine+%28UMB+116%29+is+a+novel+antagonist+for+cocaine-induced+effects&rft.volume=542&rft.issue=1%E2%80%933&rft.pages=61-8&rft.date=2006-08&rft_id=info%3Adoi%2F10.1016%2Fj.ejphar.2006.03.062&rft_id=info%3Apmid%2F16797004&rft.aulast=Daniels&rft.aufirst=A&rft.au=Ayala%2C+E&rft.au=Chen%2C+W&rft.au=Coop%2C+A&rft.au=Matsumoto%2C+RR&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASigma+receptor" class="Z3988"></span></span> </li> <li id="cite_note-27"><span class="mw-cite-backlink"><b><a href="#cite_ref-27">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFTapiaSageFullertonJudd2020" class="citation journal cs1">Tapia MA, Sage AS, Fullerton EI, Judd JM, Hildebrant PC, Will MJ, Lever SZ, Lever JR, Miller DK (March 2020). "The sigma receptor ligand N-phenylpropyl-N'-(4-methoxyphenethyl)3piperazine (YZ-067) enhances the cocaine conditioned-rewarding properties while inhibiting the development of sensitization of cocaine in mice". <i>Psychopharmacology (Berl)</i>. <b>237</b> (3): 723–734. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1007%2Fs00213-019-05411-z">10.1007/s00213-019-05411-z</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/31822924">31822924</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Psychopharmacology+%28Berl%29&rft.atitle=The+sigma+receptor+ligand+N-phenylpropyl-N%27-%284-methoxyphenethyl%293piperazine+%28YZ-067%29+enhances+the+cocaine+conditioned-rewarding+properties+while+inhibiting+the+development+of+sensitization+of+cocaine+in+mice&rft.volume=237&rft.issue=3&rft.pages=723-734&rft.date=2020-03&rft_id=info%3Adoi%2F10.1007%2Fs00213-019-05411-z&rft_id=info%3Apmid%2F31822924&rft.aulast=Tapia&rft.aufirst=MA&rft.au=Sage%2C+AS&rft.au=Fullerton%2C+EI&rft.au=Judd%2C+JM&rft.au=Hildebrant%2C+PC&rft.au=Will%2C+MJ&rft.au=Lever%2C+SZ&rft.au=Lever%2C+JR&rft.au=Miller%2C+DK&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASigma+receptor" class="Z3988"></span></span> </li> <li id="cite_note-28"><span class="mw-cite-backlink"><b><a href="#cite_ref-28">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFMatsumotoPotelleretMackPouw2004" class="citation journal cs1">Matsumoto RR, Potelleret FH, Mack A, Pouw B, Zhang Y, Bowen WD (April 2004). "Structure-activity comparison of YZ-069, a novel sigma ligand, and four analogs in receptor binding and behavioral studies". <i>Pharmacol Biochem Behav</i>. <b>77</b> (4): 775–81. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1016%2Fj.pbb.2004.01.014">10.1016/j.pbb.2004.01.014</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/15099923">15099923</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Pharmacol+Biochem+Behav&rft.atitle=Structure-activity+comparison+of+YZ-069%2C+a+novel+sigma+ligand%2C+and+four+analogs+in+receptor+binding+and+behavioral+studies&rft.volume=77&rft.issue=4&rft.pages=775-81&rft.date=2004-04&rft_id=info%3Adoi%2F10.1016%2Fj.pbb.2004.01.014&rft_id=info%3Apmid%2F15099923&rft.aulast=Matsumoto&rft.aufirst=RR&rft.au=Potelleret%2C+FH&rft.au=Mack%2C+A&rft.au=Pouw%2C+B&rft.au=Zhang%2C+Y&rft.au=Bowen%2C+WD&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASigma+receptor" class="Z3988"></span></span> </li> <li id="cite_note-29"><span class="mw-cite-backlink"><b><a href="#cite_ref-29">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFSageVannestFanWill2013" class="citation journal cs1">Sage AS, Vannest SC, Fan KH, Will MJ, Lever SZ, Lever JR, Miller DK (2013). <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3780704">"N-Phenylpropyl-N'-(3-methoxyphenethyl)piperazine (YZ-185) Attenuates the Conditioned-Rewarding Properties of Cocaine in Mice"</a>. <i>ISRN Pharmacol</i>. <b>2013</b>: 546314. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1155%2F2013%2F546314">10.1155/2013/546314</a></span>. <a href="/wiki/PMC_(identifier)" class="mw-redirect" title="PMC (identifier)">PMC</a> <span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3780704">3780704</a></span>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/24089641">24089641</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=ISRN+Pharmacol&rft.atitle=N-Phenylpropyl-N%27-%283-methoxyphenethyl%29piperazine+%28YZ-185%29+Attenuates+the+Conditioned-Rewarding+Properties+of+Cocaine+in+Mice&rft.volume=2013&rft.pages=546314&rft.date=2013&rft_id=https%3A%2F%2Fwww.ncbi.nlm.nih.gov%2Fpmc%2Farticles%2FPMC3780704%23id-name%3DPMC&rft_id=info%3Apmid%2F24089641&rft_id=info%3Adoi%2F10.1155%2F2013%2F546314&rft.aulast=Sage&rft.aufirst=AS&rft.au=Vannest%2C+SC&rft.au=Fan%2C+KH&rft.au=Will%2C+MJ&rft.au=Lever%2C+SZ&rft.au=Lever%2C+JR&rft.au=Miller%2C+DK&rft_id=https%3A%2F%2Fwww.ncbi.nlm.nih.gov%2Fpmc%2Farticles%2FPMC3780704&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASigma+receptor" class="Z3988"></span></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a 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receptor">Hormone receptors</a></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:1%;background-color: AntiqueWhite"><a href="/wiki/Hypothalamus" title="Hypothalamus">Hypothalamic</a></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/Corticotropin-releasing_hormone_receptor" title="Corticotropin-releasing hormone receptor">CRH</a></li> <li><a href="/wiki/Follicle-stimulating_hormone_receptor" title="Follicle-stimulating hormone receptor">FSH</a></li> <li><a href="/wiki/Gonadotropin-releasing_hormone_receptor" title="Gonadotropin-releasing hormone receptor">LHRH</a></li> <li><a href="/wiki/Thyrotropin-releasing_hormone_receptor" title="Thyrotropin-releasing hormone receptor">TRH</a></li> <li><a href="/wiki/Somatostatin_receptor" title="Somatostatin receptor">Somatostatin</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: AntiqueWhite"><a href="/wiki/Pituitary_gland" title="Pituitary gland">Pituitary</a></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/Vasopressin_receptor" title="Vasopressin receptor">Vasopressin</a> <ul><li><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></li> <li><a href="/wiki/Oxytocin_receptor" title="Oxytocin receptor">Oxytocin</a></li> <li><a href="/wiki/Luteinizing_hormone/choriogonadotropin_receptor" title="Luteinizing hormone/choriogonadotropin receptor">LHCG</a></li> <li><a href="/wiki/Thyrotropin_receptor" title="Thyrotropin receptor">TSH</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: AntiqueWhite">Other</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/Atrial_natriuretic_peptide_receptor" title="Atrial natriuretic peptide receptor">Atrial natriuretic factor</a> <ul><li><a href="/wiki/NPR3" title="NPR3">NPR3</a></li></ul></li> <li><a href="/wiki/Calcitonin_receptor" title="Calcitonin receptor">Calcitonin</a></li> <li><a href="/wiki/Cholecystokinin_receptor" title="Cholecystokinin receptor">Cholecystokinin</a> <ul><li><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></ul></li> <li><a href="/wiki/Vasoactive_intestinal_peptide_receptor" title="Vasoactive intestinal peptide receptor">VIP</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: AntiqueWhite"><a href="/wiki/Opioid_receptor" title="Opioid receptor">Opioid receptors</a></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/%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></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: AntiqueWhite">Other neuropeptide receptors</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/Angiotensin_receptor" class="mw-redirect" title="Angiotensin receptor">Angiotensin</a></li> <li><a href="/wiki/Bradykinin_receptor" title="Bradykinin receptor">Bradykinin</a> <ul><li><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/Tachykinin_receptor" title="Tachykinin receptor">Tachykinin</a> <ul><li><a href="/wiki/Tachykinin_receptor_1" title="Tachykinin receptor 1">TACR1</a></li></ul></li> <li><a href="/wiki/CALCRL" title="CALCRL">Calcitonin gene-related peptide</a></li> <li><a href="/wiki/Galanin_receptor" title="Galanin receptor">Galanin</a></li> <li><a href="/wiki/GPCR_neuropeptide_receptor" title="GPCR neuropeptide receptor">GPCR neuropeptide</a> <ul><li><a href="/wiki/Neuropeptide_B/W_receptor" title="Neuropeptide B/W receptor">B/W</a></li> <li><a href="/wiki/Neuropeptide_FF_receptor" title="Neuropeptide FF receptor">FF</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></li></ul></li> <li><a href="/wiki/Neurotensin_receptor" title="Neurotensin receptor">Neurotensin</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: AntiqueWhite"><a href="/wiki/Type_I_cytokine_receptor" title="Type I cytokine receptor">Type I cytokine receptor</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Growth_hormone_receptor" title="Growth hormone receptor">GH</a></li> <li><a href="/wiki/Prolactin_receptor" title="Prolactin receptor">Prolactin</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: AntiqueWhite"><a href="/wiki/Enzyme-linked_receptor" title="Enzyme-linked receptor">Enzyme-linked receptor</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Atrial_natriuretic_peptide_receptor" title="Atrial natriuretic peptide receptor">Atrial natriuretic factor</a> <ul><li><a href="/wiki/NPR1" title="NPR1">NPR1</a></li> <li><a href="/wiki/NPR2" title="NPR2">NPR2</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background-color: AntiqueWhite">Other</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a class="mw-selflink selflink">Sigma</a> <ul><li><a href="/wiki/Sigma-1_receptor" title="Sigma-1 receptor">1</a></li> <li><a href="/wiki/Sigma-2_receptor" title="Sigma-2 receptor">2</a></li></ul></li></ul> </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"></div><div role="navigation" class="navbox" aria-labelledby="Sigma_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:Sigma_receptor_modulators" title="Template:Sigma receptor modulators"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Sigma_receptor_modulators" title="Template talk:Sigma receptor modulators"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Sigma_receptor_modulators" title="Special:EditPage/Template:Sigma receptor modulators"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Sigma_receptor_modulators" style="font-size:114%;margin:0 4em"><a class="mw-selflink selflink">Sigma 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/Sigma-1_receptor" title="Sigma-1 receptor">σ<sub>1</sub></a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><b>Agonists:</b> <a href="/wiki/3-PPP" title="3-PPP">3-PPP</a></li> <li><a href="/wiki/4-PPBP" title="4-PPBP">4-PPBP</a></li> <li><a href="/wiki/5-MeO-DMT" title="5-MeO-DMT">5-MeO-DMT</a></li> <li><a href="/wiki/Alazocine" title="Alazocine">Alazocine (SKF-10047)</a></li> <li><a href="/wiki/Amantadine" title="Amantadine">Amantadine</a></li> <li><a href="/wiki/Arketamine" title="Arketamine">Arketamine</a></li> <li><a href="/w/index.php?title=BD-737&action=edit&redlink=1" class="new" title="BD-737 (page does not exist)">BD-737</a></li> <li><a href="/wiki/BD-1052" class="mw-redirect" title="BD-1052">BD-1052</a></li> <li><a href="/wiki/Blarcamesine" title="Blarcamesine">Blarcamesine</a></li> <li><a href="/wiki/Captodiame" title="Captodiame">Captodiame</a></li> <li><a href="/wiki/Citalopram" title="Citalopram">Citalopram</a></li> <li><a href="/wiki/Calcitonin_gene-related_peptide" title="Calcitonin gene-related peptide"><abbr title="Calcitonin gene-related peptide">CGRP</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 Calcitonin gene-related peptide</span></li> <li><a href="/wiki/Cloperastine" title="Cloperastine">Cloperastine</a></li> <li><a href="/wiki/Cocaine" title="Cocaine">Cocaine</a></li> <li><a href="/wiki/Cutamesine" title="Cutamesine">Cutamesine (SA-4503)</a></li> <li><a href="/wiki/Cyclazocine" title="Cyclazocine">Cyclazocine</a></li> <li><a href="/wiki/Dehydroepiandrosterone" title="Dehydroepiandrosterone">Dehydroepiandrosterone (DHEA)</a> (<a href="/wiki/Prasterone" title="Prasterone">prasterone</a>)</li> <li><a href="/wiki/Dehydroepiandrosterone_sulfate" title="Dehydroepiandrosterone sulfate">Dehydroepiandrosterone sulfate (DHEA-S)</a> (<a href="/wiki/Prasterone_sulfate" title="Prasterone sulfate">prasterone sulfate</a>)</li> <li><a href="/wiki/Dextrallorphan" title="Dextrallorphan">Dextrallorphan</a></li> <li><a href="/wiki/Dextromethorphan" title="Dextromethorphan">Dextromethorphan (DXM)</a></li> <li><a href="/wiki/Dextrorphan" title="Dextrorphan">Dextrorphan (DXO)</a></li> <li><a href="/wiki/Dimemorfan" title="Dimemorfan">Dimemorfan</a></li> <li><a href="/wiki/Dimethyltryptamine" class="mw-redirect" title="Dimethyltryptamine">Dimethyltryptamine (DMT)</a></li> <li><a href="/wiki/Ditolylguanidine" title="Ditolylguanidine">Ditolylguanidine (DTG)</a></li> <li><a href="/wiki/Donepezil" title="Donepezil">Donepezil</a></li> <li><a href="/wiki/Eliprodil" title="Eliprodil">Eliprodil</a></li> <li><a href="/wiki/Escitalopram" title="Escitalopram">Escitalopram</a></li> <li><a href="/wiki/Fabomotizole" title="Fabomotizole">Fabomotizole (afobazole)</a></li> <li><a href="/wiki/Fluoxetine" title="Fluoxetine">Fluoxetine</a></li> <li><a href="/wiki/Fluvoxamine" title="Fluvoxamine">Fluvoxamine</a></li> <li><a href="/wiki/Ifenprodil" title="Ifenprodil">Ifenprodil</a></li> <li><a href="/wiki/Igmesine" title="Igmesine">Igmesine (JO-1784)</a></li> <li><a href="/w/index.php?title=IPAB_(drug)&action=edit&redlink=1" class="new" title="IPAB (drug) (page does not exist)">IPAB</a></li> <li><a href="/wiki/Ketamine" title="Ketamine">Ketamine</a></li> <li><a href="/wiki/L-687384" class="mw-redirect" title="L-687384">L-687384</a></li> <li><a href="/wiki/MDMA" title="MDMA"><abbr title="Methylenedioxymethamphetamine">MDMA</abbr> (midomafetamine)</a></li> <li><a href="/wiki/Memantine" title="Memantine">Memantine</a></li> <li><a href="/wiki/Methamphetamine" title="Methamphetamine">Methamphetamine</a></li> <li><a href="/wiki/Methoxetamine" title="Methoxetamine">Methoxetamine</a></li> <li><a href="/wiki/Methylphenidate" title="Methylphenidate">Methylphenidate</a></li> <li><a href="/wiki/Nepinalone" title="Nepinalone">Nepinalone</a></li> <li><a href="/wiki/Neuropeptide_Y" title="Neuropeptide Y">Neuropeptide Y</a></li> <li><a href="/wiki/Noscapine" title="Noscapine">Noscapine</a></li> <li><a href="/w/index.php?title=OPC-14523&action=edit&redlink=1" class="new" title="OPC-14523 (page does not exist)">OPC-14523</a></li> <li><a href="/wiki/Opipramol" title="Opipramol">Opipramol</a></li> <li><a href="/wiki/Pentazocine" title="Pentazocine">Pentazocine</a></li> <li><a href="/wiki/Pentoxyverine" title="Pentoxyverine">Pentoxyverine (carbetapentane)</a></li> <li><a href="/wiki/PRE-084" title="PRE-084">PRE-084</a></li> <li><a href="/wiki/Pregnenolone" title="Pregnenolone">Pregnenolone</a></li> <li><a href="/wiki/Pregnenolone_sulfate" title="Pregnenolone sulfate">Pregnenolone sulfate</a></li> <li><a href="/wiki/Pridopidine" title="Pridopidine">Pridopidine</a></li> <li><a href="/wiki/Racemethorphan" class="mw-redirect" title="Racemethorphan">Racemethorphan (methorphan)</a></li> <li><a href="/wiki/Racemorphan" title="Racemorphan">Racemorphan (morphanol)</a></li> <li><a href="/w/index.php?title=UMB-23&action=edit&redlink=1" class="new" title="UMB-23 (page does not exist)">UMB-23</a></li> <li><a href="/w/index.php?title=UMB-82&action=edit&redlink=1" class="new" title="UMB-82 (page does not exist)">UMB-82</a></li></ul> <ul><li><b>Antagonists:</b> <a href="/wiki/3-PPP" title="3-PPP">3-PPP</a></li> <li><a href="/wiki/AC-927" class="mw-redirect" title="AC-927">AC-927</a></li> <li><a href="/wiki/BD-1008" class="mw-redirect" title="BD-1008">BD-1008</a></li> <li><a href="/wiki/BD-1031" class="mw-redirect" title="BD-1031">BD-1031</a></li> <li><a href="/wiki/BD-1047" title="BD-1047">BD-1047</a></li> <li><a href="/wiki/BD-1060" class="mw-redirect" title="BD-1060">BD-1060</a></li> <li><a href="/wiki/BD-1063" class="mw-redirect" title="BD-1063">BD-1063</a></li> <li><a href="/wiki/BD-1067" class="mw-redirect" title="BD-1067">BD-1067</a></li> <li><a href="/wiki/BMY-14802" title="BMY-14802">BMY-14802 (BMS-181100)</a></li> <li><a href="/wiki/CM-156" class="mw-redirect" title="CM-156">CM-156</a></li> <li><a href="/w/index.php?title=Dup-734&action=edit&redlink=1" class="new" title="Dup-734 (page does not exist)">Dup-734</a></li> <li><a href="/w/index.php?title=E-5842&action=edit&redlink=1" class="new" title="E-5842 (page does not exist)">E-5842</a></li> <li><a href="/wiki/E-52862" title="E-52862">E-52862 (S1RA)</a></li> <li><a href="/wiki/Haloperidol" title="Haloperidol">Haloperidol</a></li> <li><a href="/w/index.php?title=LR-132&action=edit&redlink=1" class="new" title="LR-132 (page does not exist)">LR-132</a></li> <li><a href="/w/index.php?title=LR-172&action=edit&redlink=1" class="new" title="LR-172 (page does not exist)">LR-172</a></li> <li><a href="/wiki/MS-377" title="MS-377">MS-377</a></li> <li><a href="/wiki/NE-100" title="NE-100">NE-100</a></li> <li><a href="/w/index.php?title=NPC-16377&action=edit&redlink=1" class="new" title="NPC-16377 (page does not exist)">NPC-16377</a></li> <li><a href="/wiki/Panamesine" title="Panamesine">Panamesine (EMD-57455)</a></li> <li><a href="/w/index.php?title=PD-144418&action=edit&redlink=1" class="new" title="PD-144418 (page does not exist)">PD-144418</a></li> <li><a href="/wiki/Pentazocine" title="Pentazocine">Pentazocine</a></li> <li><a href="/wiki/Progesterone" title="Progesterone">Progesterone</a></li> <li><a href="/wiki/Rimcazole" title="Rimcazole">Rimcazole (BW-234U)</a></li> <li><a href="/wiki/Sertraline" title="Sertraline">Sertraline</a></li> <li><a href="/w/index.php?title=SR-31742A&action=edit&redlink=1" class="new" title="SR-31742A (page does not exist)">SR-31742A</a></li></ul> <ul><li><b>Allosteric modulators:</b> <a href="/wiki/Phenytoin" title="Phenytoin">Phenytoin</a>; <i>Positive:</i> <a href="/wiki/Methylphenylpiracetam" title="Methylphenylpiracetam">Methylphenylpiracetam</a></li> <li><a href="/w/index.php?title=SOMCL-668&action=edit&redlink=1" class="new" title="SOMCL-668 (page does not exist)">SOMCL-668</a></li></ul> <ul><li><b>Unknown/unsorted:</b> <a href="/w/index.php?title=3-Methoxydextrallorphan&action=edit&redlink=1" class="new" title="3-Methoxydextrallorphan (page does not exist)">3-Methoxydextrallorphan</a></li> <li><a href="/wiki/3-MeO-PCP" title="3-MeO-PCP">3-MeO-PCP</a></li> <li><a href="/wiki/4C-T-2" title="4C-T-2">4C-T-2</a></li> <li><a href="/w/index.php?title=4-IBP&action=edit&redlink=1" class="new" title="4-IBP (page does not exist)">4-IBP</a></li> <li><a href="/w/index.php?title=4-IPBS&action=edit&redlink=1" class="new" title="4-IPBS (page does not exist)">4-IPBS</a></li> <li><a href="/wiki/4-MeO-PCP" title="4-MeO-PCP">4-MeO-PCP</a></li> <li><a href="/wiki/5-MeO-DALT" title="5-MeO-DALT">5-MeO-DALT</a></li> <li><a href="/wiki/5-MeO-DiPT" title="5-MeO-DiPT">5-MeO-DiPT</a></li> <li><a href="/wiki/Amitriptyline" title="Amitriptyline">Amitriptyline</a></li> <li><a href="/w/index.php?title=Azidopamil&action=edit&redlink=1" class="new" title="Azidopamil (page does not exist)">Azidopamil</a></li> <li><a href="/wiki/Chlorpromazine" title="Chlorpromazine">Chlorpromazine</a></li> <li><a href="/wiki/Clemastine" title="Clemastine">Clemastine</a></li> <li><a href="/wiki/Clomipramine" title="Clomipramine">Clomipramine</a></li> <li><a href="/wiki/Clorgiline" title="Clorgiline">Clorgiline</a></li> <li><a href="/wiki/D-Deprenyl" title="D-Deprenyl"><small>D</small>-Deprenyl</a></li> <li><a href="/wiki/N,N-Diisopropyltryptamine" class="mw-redirect" title="N,N-Diisopropyltryptamine"><abbr title="N,N-Diisopropyltryptamine">DiPT</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 N,N-Diisopropyltryptamine</span></li> <li><a href="/wiki/N,N-Dipropyltryptamine" class="mw-redirect" title="N,N-Dipropyltryptamine"><abbr title="N,N-Dipropyltryptamine">DPT</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 N,N-Dipropyltryptamine</span></li> <li><a href="/wiki/Ibogaine" title="Ibogaine">Ibogaine</a></li> <li><a href="/wiki/Imipramine" title="Imipramine">Imipramine</a></li> <li><a href="/w/index.php?title=KCR-12-83.1&action=edit&redlink=1" class="new" title="KCR-12-83.1 (page does not exist)">KCR-12-83.1</a></li> <li><a href="/wiki/Nemonapride" title="Nemonapride">Nemonapride</a></li> <li><a href="/wiki/Noribogaine" title="Noribogaine">Noribogaine</a></li> <li><a href="/w/index.php?title=RHL-033&action=edit&redlink=1" class="new" title="RHL-033 (page does not exist)">RHL-033</a></li> <li><a href="/wiki/RS-67,333" title="RS-67,333">RS-67,333</a></li> <li><a href="/wiki/RTI-55" title="RTI-55">RTI-55</a></li> <li><a href="/wiki/Saffron" title="Saffron">Saffron</a></li> <li><a href="/wiki/Safinamide" title="Safinamide">Safinamide</a></li> <li><a href="/wiki/Selegiline" title="Selegiline">Selegiline</a></li> <li><a href="/w/index.php?title=Spipethiane&action=edit&redlink=1" class="new" title="Spipethiane (page does not exist)">Spipethiane</a></li> <li><a href="/wiki/Trifluoperazine" title="Trifluoperazine">Trifluoperazine</a></li> <li><a href="/wiki/W-18_(drug)" title="W-18 (drug)">W-18</a></li> <li><a href="/wiki/YKP10A" class="mw-redirect" title="YKP10A">YKP10A</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;"><a href="/wiki/Sigma-2_receptor" title="Sigma-2 receptor">σ<sub>2</sub></a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><b>Agonists:</b> <a href="/wiki/3-PPP" title="3-PPP">3-PPP</a></li> <li><a href="/wiki/Arketamine" title="Arketamine">Arketamine</a></li> <li><a href="/wiki/BD-1047" title="BD-1047">BD-1047</a></li> <li><a href="/wiki/BD1063" title="BD1063">BD1063</a></li> <li><a href="/wiki/Ditolylguanidine" title="Ditolylguanidine">Ditolylguanidine (DTG)</a></li> <li><a href="/w/index.php?title=DKR-1005&action=edit&redlink=1" class="new" title="DKR-1005 (page does not exist)">DKR-1005</a></li> <li><a href="/w/index.php?title=DKR-1051&action=edit&redlink=1" class="new" title="DKR-1051 (page does not exist)">DKR-1051</a></li> <li><a href="/wiki/Haloperidol" title="Haloperidol">Haloperidol</a></li> <li><a href="/wiki/Ifenprodil" title="Ifenprodil">Ifenprodil</a></li> <li><a href="/wiki/Ketamine" title="Ketamine">Ketamine</a></li> <li><a href="/wiki/MDMA" title="MDMA"><abbr title="Methylenedioxymethamphetamine">MDMA</abbr> (midomafetamine)</a></li> <li><a href="/wiki/Methamphetamine" title="Methamphetamine">Methamphetamine</a></li> <li><a href="/w/index.php?title=OPC-14523&action=edit&redlink=1" class="new" title="OPC-14523 (page does not exist)">OPC-14523</a></li> <li><a href="/wiki/Opipramol" title="Opipramol">Opipramol</a></li> <li><a href="/wiki/PB-28" title="PB-28">PB-28</a></li> <li><a href="/wiki/Phencyclidine" title="Phencyclidine">Phencyclidine</a></li> <li><a href="/wiki/Siramesine" title="Siramesine">Siramesine (Lu 28-179)</a></li> <li><a href="/w/index.php?title=UKH-1114&action=edit&redlink=1" class="new" title="UKH-1114 (page does not exist)">UKH-1114</a></li></ul> <ul><li><b>Antagonists:</b> <a href="/wiki/AC-927" class="mw-redirect" title="AC-927">AC-927</a></li> <li><a href="/wiki/BD-1008" class="mw-redirect" title="BD-1008">BD-1008</a></li> <li><a href="/wiki/BD-1067" class="mw-redirect" title="BD-1067">BD-1067</a></li> <li><a href="/wiki/CM-156" class="mw-redirect" title="CM-156">CM-156</a></li> <li><a href="/w/index.php?title=CT-1812&action=edit&redlink=1" class="new" title="CT-1812 (page does not exist)">CT-1812</a></li> <li><a href="/w/index.php?title=LR-172&action=edit&redlink=1" class="new" title="LR-172 (page does not exist)">LR-172</a></li> <li><a href="/wiki/MIN-101" class="mw-redirect" title="MIN-101">MIN-101</a></li> <li><a href="/wiki/Panamesine" title="Panamesine">Panamesine (EMD-57455)</a></li> <li><a href="/w/index.php?title=SAS-0132&action=edit&redlink=1" class="new" title="SAS-0132 (page does not exist)">SAS-0132</a></li></ul> <ul><li><b>Unknown/unsorted:</b> <a href="/w/index.php?title=3-Methoxydextrallorphan&action=edit&redlink=1" class="new" title="3-Methoxydextrallorphan (page does not exist)">3-Methoxydextrallorphan</a></li> <li><a href="/wiki/3-MeO-PCE" title="3-MeO-PCE">3-MeO-PCE</a></li> <li><a href="/wiki/4-MeO-PCP" title="4-MeO-PCP">4-MeO-PCP</a></li> <li><a href="/wiki/5-MeO-DALT" title="5-MeO-DALT">5-MeO-DALT</a></li> <li><a href="/wiki/5-MeO-DiPT" title="5-MeO-DiPT">5-MeO-DiPT</a></li> <li><a href="/wiki/Clemastine" title="Clemastine">Clemastine</a></li> <li><a href="/wiki/N,N-Diisopropyltryptamine" class="mw-redirect" title="N,N-Diisopropyltryptamine"><abbr title="N,N-Diisopropyltryptamine">DiPT</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 N,N-Diisopropyltryptamine</span></li> <li><a href="/wiki/N,N-Dipropyltryptamine" class="mw-redirect" title="N,N-Dipropyltryptamine"><abbr title="N,N-Dipropyltryptamine">DPT</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 N,N-Dipropyltryptamine</span></li> <li><a href="/wiki/Ibogaine" title="Ibogaine">Ibogaine</a></li> <li><a href="/wiki/Lu_29-252" title="Lu 29-252">Lu 29-252</a></li> <li><a href="/wiki/Nemonapride" title="Nemonapride">Nemonapride</a></li> <li><a href="/wiki/Nepinalone" title="Nepinalone">Nepinalone</a></li> <li><a href="/wiki/Noribogaine" title="Noribogaine">Noribogaine</a></li> <li><a href="/wiki/Pentazocine" title="Pentazocine">Pentazocine</a></li> <li><a href="/wiki/RS-67,333" title="RS-67,333">RS-67,333</a></li> <li><a href="/wiki/Safinamide" title="Safinamide">Safinamide</a></li> <li><a href="/wiki/3,4,5-Trimethoxyamphetamine" class="mw-redirect" title="3,4,5-Trimethoxyamphetamine"><abbr title="3,4,5-Trimethoxyamphetamine">TMA</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 3,4,5-Trimethoxyamphetamine</span></li> <li><a href="/w/index.php?title=UMB-23&action=edit&redlink=1" class="new" title="UMB-23 (page does not exist)">UMB-23</a></li> <li><a href="/w/index.php?title=UMB-82&action=edit&redlink=1" class="new" title="UMB-82 (page does not exist)">UMB-82</a></li> <li><a href="/wiki/W-18_(drug)" title="W-18 (drug)">W-18</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;text-align:center;">Unsorted</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><b>Agonists:</b> <a href="/wiki/Berberine" title="Berberine">Berberine</a></li> <li><a href="/wiki/Ethylketazocine" title="Ethylketazocine">Ethylketazocine</a></li> <li><a href="/wiki/Fourphit" title="Fourphit">Fourphit</a></li> <li><a href="/wiki/Metaphit" title="Metaphit">Metaphit</a></li> <li><a href="/wiki/Naluzotan" title="Naluzotan">Naluzotan</a></li> <li><a href="/wiki/Tapentadol" title="Tapentadol">Tapentadol</a></li> <li><a href="/wiki/Tenocyclidine" title="Tenocyclidine">Tenocyclidine</a></li></ul> <ul><li><b>Antagonists:</b> <a href="/w/index.php?title=AHD1&action=edit&redlink=1" class="new" title="AHD1 (page does not exist)">AHD1</a></li> <li><a href="/w/index.php?title=AZ66&action=edit&redlink=1" class="new" title="AZ66 (page does not exist)">AZ66</a></li> <li><a href="/wiki/Lamotrigine" title="Lamotrigine">Lamotrigine</a></li> <li><a href="/wiki/Naloxone" title="Naloxone">Naloxone</a></li> <li><a href="/w/index.php?title=SM-21&action=edit&redlink=1" class="new" title="SM-21 (page does not exist)">SM-21</a></li> <li><a href="/w/index.php?title=UMB-100&action=edit&redlink=1" class="new" title="UMB-100 (page does not exist)">UMB-100</a></li> <li><a href="/w/index.php?title=UMB-101&action=edit&redlink=1" class="new" title="UMB-101 (page does not exist)">UMB-101</a></li> <li><a href="/w/index.php?title=UMB-103&action=edit&redlink=1" class="new" title="UMB-103 (page does not exist)">UMB-103</a></li> <li><a href="/w/index.php?title=UMB-116&action=edit&redlink=1" class="new" title="UMB-116 (page does not exist)">UMB-116</a></li> <li><a href="/w/index.php?title=YZ-011&action=edit&redlink=1" class="new" title="YZ-011 (page does not exist)">YZ-011</a></li> <li><a href="/w/index.php?title=YZ-069&action=edit&redlink=1" class="new" title="YZ-069 (page does not exist)">YZ-069</a></li> <li><a href="/w/index.php?title=YZ-185&action=edit&redlink=1" class="new" title="YZ-185 (page does not exist)">YZ-185</a></li></ul> <ul><li><b>Allosteric modulators:</b> <a href="/wiki/SKF-83959" class="mw-redirect" title="SKF-83959">SKF-83959</a></li></ul> <ul><li><b>Unknown/unsorted:</b> <a href="/wiki/18-Methoxycoronaridine" title="18-Methoxycoronaridine">18-Methoxycoronaridine</a></li> <li><a href="/w/index.php?title=BMY-13980&action=edit&redlink=1" class="new" title="BMY-13980 (page does not exist)">BMY-13980</a></li> <li><a href="/wiki/Butaclamol" title="Butaclamol">Butaclamol</a></li> <li><a href="/wiki/Caramiphen" title="Caramiphen">Caramiphen</a></li> <li><a href="/w/index.php?title=Carvotroline&action=edit&redlink=1" class="new" title="Carvotroline (page does not exist)">Carvotroline</a></li> <li><a href="/wiki/Chlorphenamine" title="Chlorphenamine">Chlorphenamine (chlorpheniramine)</a></li> <li><a href="/wiki/Chlorpromazine" title="Chlorpromazine">Chlorpromazine</a></li> <li><a href="/wiki/Cinnarizine" title="Cinnarizine">Cinnarizine</a></li> <li><a href="/w/index.php?title=Cinuperone&action=edit&redlink=1" class="new" title="Cinuperone (page does not exist)">Cinuperone</a></li> <li><a href="/wiki/Clocapramine" title="Clocapramine">Clocapramine</a></li> <li><a href="/wiki/Dezocine" title="Dezocine">Dezocine</a></li> <li><a href="/w/index.php?title=EMD-59983&action=edit&redlink=1" class="new" title="EMD-59983 (page does not exist)">EMD-59983</a></li> <li><a href="/wiki/Hypericin" title="Hypericin">Hypericin</a> (<a href="/wiki/St._John%27s_wort" class="mw-redirect" title="St. John's wort">St. John's wort</a>)</li> <li><a href="/wiki/Fluphenazine" title="Fluphenazine">Fluphenazine</a></li> <li><a href="/wiki/Gevotroline" title="Gevotroline">Gevotroline (WY-47384)</a></li> <li><a href="/wiki/Mepyramine" title="Mepyramine">Mepyramine (pyrilamine)</a></li> <li><a href="/wiki/Molindone" title="Molindone">Molindone</a></li> <li><a href="/wiki/Perphenazine" title="Perphenazine">Perphenazine</a></li> <li><a href="/wiki/Pimozide" title="Pimozide">Pimozide</a></li> <li><a href="/wiki/Proadifen" title="Proadifen">Proadifen</a></li> <li><a href="/wiki/Promethazine" title="Promethazine">Promethazine</a></li> <li><a href="/wiki/Propranolol" title="Propranolol">Propranolol</a></li> <li><a href="/wiki/Quinidine" title="Quinidine">Quinidine</a></li> <li><a href="/wiki/Remoxipride" title="Remoxipride">Remoxipride</a></li> <li><a href="/w/index.php?title=SL_82.0715&action=edit&redlink=1" class="new" title="SL 82.0715 (page does not exist)">SL 82.0715</a></li> <li><a href="/w/index.php?title=SR-31747A&action=edit&redlink=1" class="new" title="SR-31747A (page does not exist)">SR-31747A</a></li> <li><a href="/wiki/Tiospirone" title="Tiospirone">Tiospirone (BMY-13859)</a></li> <li><a href="/wiki/Venlafaxine" title="Venlafaxine">Venlafaxine</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div><i><b>See also:</b> <a href="/wiki/Template:Receptor_modulators" title="Template:Receptor modulators">Receptor/signaling modulators</a></i></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=Sigma_receptor&oldid=1238852218">https://en.wikipedia.org/w/index.php?title=Sigma_receptor&oldid=1238852218</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">Category</a>: <ul><li><a href="/wiki/Category:Receptors" title="Category:Receptors">Receptors</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks 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