CINXE.COM

<!DOCTYPE html> <html class="client-nojs vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available" lang="fr" dir="ltr"> <head> <meta charset="UTF-8"> <title>Uracile — Wikipédia</title> <script>(function(){var className="client-js vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available";var cookie=document.cookie.match(/(?:^|; )frwikimwclientpreferences=([^;]+)/);if(cookie){cookie[1].split('%2C').forEach(function(pref){className=className.replace(new RegExp('(^| )'+pref.replace(/-clientpref-\w+$|[^\w-]+/g,'')+'-clientpref-\\w+( |$)'),'$1'+pref+'$2');});}document.documentElement.className=className;}());RLCONF={"wgBreakFrames":false,"wgSeparatorTransformTable":[",\t."," \t,"],"wgDigitTransformTable":["",""], "wgDefaultDateFormat":"dmy","wgMonthNames":["","janvier","février","mars","avril","mai","juin","juillet","août","septembre","octobre","novembre","décembre"],"wgRequestId":"3f3904bf-89b7-4587-bc53-335935341b64","wgCanonicalNamespace":"","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":0,"wgPageName":"Uracile","wgTitle":"Uracile","wgCurRevisionId":217288943,"wgRevisionId":217288943,"wgArticleId":85690,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":["Portail:Chimie/Articles liés","Article utilisant une Infobox","Chimiebox à maintenir","Portail:Sciences/Articles liés","Portail:Biochimie/Articles liés","Portail:Biologie/Articles liés","Base nucléique","Pyrimidinedione"],"wgPageViewLanguage":"fr","wgPageContentLanguage":"fr","wgPageContentModel":"wikitext","wgRelevantPageName":"Uracile","wgRelevantArticleId":85690,"wgIsProbablyEditable":true,"wgRelevantPageIsProbablyEditable":true,"wgRestrictionEdit":[], "wgRestrictionMove":[],"wgNoticeProject":"wikipedia","wgCiteReferencePreviewsActive":true,"wgMediaViewerOnClick":true,"wgMediaViewerEnabledByDefault":true,"wgPopupsFlags":0,"wgVisualEditor":{"pageLanguageCode":"fr","pageLanguageDir":"ltr","pageVariantFallbacks":"fr"},"wgMFDisplayWikibaseDescriptions":{"search":true,"watchlist":true,"tagline":true,"nearby":true},"wgWMESchemaEditAttemptStepOversample":false,"wgWMEPageLength":5000,"wgRelatedArticlesCompat":[],"wgCentralAuthMobileDomain":false,"wgEditSubmitButtonLabelPublish":true,"wgULSPosition":"interlanguage","wgULSisCompactLinksEnabled":false,"wgVector2022LanguageInHeader":true,"wgULSisLanguageSelectorEmpty":false,"wgWikibaseItemId":"Q182990","wgCheckUserClientHintsHeadersJsApi":["brands","architecture","bitness","fullVersionList","mobile","model","platform","platformVersion"],"GEHomepageSuggestedEditsEnableTopics":true,"wgGETopicsMatchModeEnabled":false,"wgGEStructuredTaskRejectionReasonTextInputEnabled":false, "wgGELevelingUpEnabledForUser":false};RLSTATE={"ext.globalCssJs.user.styles":"ready","site.styles":"ready","user.styles":"ready","ext.globalCssJs.user":"ready","user":"ready","user.options":"loading","ext.cite.styles":"ready","skins.vector.search.codex.styles":"ready","skins.vector.styles":"ready","skins.vector.icons":"ready","ext.wikimediamessages.styles":"ready","ext.visualEditor.desktopArticleTarget.noscript":"ready","ext.uls.interlanguage":"ready","wikibase.client.init":"ready","ext.wikimediaBadges":"ready"};RLPAGEMODULES=["ext.cite.ux-enhancements","mediawiki.page.media","site","mediawiki.page.ready","skins.vector.js","ext.centralNotice.geoIP","ext.centralNotice.startUp","ext.gadget.ArchiveLinks","ext.gadget.Wdsearch","ext.urlShortener.toolbar","ext.centralauth.centralautologin","mmv.bootstrap","ext.popups","ext.visualEditor.desktopArticleTarget.init","ext.visualEditor.targetLoader","ext.echo.centralauth","ext.eventLogging","ext.wikimediaEvents","ext.navigationTiming", "ext.uls.interface","ext.cx.eventlogging.campaigns","ext.cx.uls.quick.actions","wikibase.client.vector-2022","ext.checkUser.clientHints","ext.growthExperiments.SuggestedEditSession","wikibase.sidebar.tracking"];</script> <script>(RLQ=window.RLQ||[]).push(function(){mw.loader.impl(function(){return["user.options@12s5i",function($,jQuery,require,module){mw.user.tokens.set({"patrolToken":"+\\","watchToken":"+\\","csrfToken":"+\\"}); }];});});</script> <link rel="stylesheet" href="/w/load.php?lang=fr&modules=ext.cite.styles%7Cext.uls.interlanguage%7Cext.visualEditor.desktopArticleTarget.noscript%7Cext.wikimediaBadges%7Cext.wikimediamessages.styles%7Cskins.vector.icons%2Cstyles%7Cskins.vector.search.codex.styles%7Cwikibase.client.init&only=styles&skin=vector-2022"> <script async="" src="/w/load.php?lang=fr&modules=startup&only=scripts&raw=1&skin=vector-2022"></script> <meta name="ResourceLoaderDynamicStyles" content=""> <link rel="stylesheet" href="/w/load.php?lang=fr&modules=site.styles&only=styles&skin=vector-2022"> <meta name="generator" content="MediaWiki 1.44.0-wmf.4"> <meta name="referrer" content="origin"> <meta name="referrer" content="origin-when-cross-origin"> <meta name="robots" content="max-image-preview:standard"> <meta name="format-detection" content="telephone=no"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/2/26/Uracile_3D.png"> <meta property="og:image:width" content="1200"> <meta property="og:image:height" content="1202"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/2/26/Uracile_3D.png"> <meta property="og:image:width" content="800"> <meta property="og:image:height" content="801"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/thumb/2/26/Uracile_3D.png/640px-Uracile_3D.png"> <meta property="og:image:width" content="640"> <meta property="og:image:height" content="641"> <meta name="viewport" content="width=1120"> <meta property="og:title" content="Uracile — Wikipédia"> <meta property="og:type" content="website"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="alternate" media="only screen and (max-width: 640px)" href="//fr.m.wikipedia.org/wiki/Uracile"> <link rel="alternate" type="application/x-wiki" title="Modifier" href="/w/index.php?title=Uracile&action=edit"> <link rel="apple-touch-icon" href="/static/apple-touch/wikipedia.png"> <link rel="icon" href="/static/favicon/wikipedia.ico"> <link rel="search" type="application/opensearchdescription+xml" href="/w/rest.php/v1/search" title="Wikipédia (fr)"> <link rel="EditURI" type="application/rsd+xml" href="//fr.wikipedia.org/w/api.php?action=rsd"> <link rel="canonical" href="https://fr.wikipedia.org/wiki/Uracile"> <link rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/deed.fr"> <link rel="alternate" type="application/atom+xml" title="Flux Atom de Wikipédia" href="/w/index.php?title=Sp%C3%A9cial:Modifications_r%C3%A9centes&feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="//login.wikimedia.org"> </head> <body class="skin--responsive skin-vector skin-vector-search-vue mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-Uracile rootpage-Uracile skin-vector-2022 action-view"><a class="mw-jump-link" href="#bodyContent">Aller au contenu</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Menu principal" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Menu principal</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Menu principal</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">déplacer vers la barre latérale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">masquer</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navigation </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Wikip%C3%A9dia:Accueil_principal" title="Accueil général [z]" accesskey="z"><span>Accueil</span></a></li><li id="n-thema" class="mw-list-item"><a href="/wiki/Portail:Accueil"><span>Portails thématiques</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Page_au_hasard" title="Affiche un article au hasard [x]" accesskey="x"><span>Article au hasard</span></a></li><li id="n-contact" class="mw-list-item"><a href="/wiki/Wikip%C3%A9dia:Contact"><span>Contact</span></a></li> </ul> </div> </div> <div id="p-Contribuer" class="vector-menu mw-portlet mw-portlet-Contribuer" > <div class="vector-menu-heading"> Contribuer </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-aboutwp" class="mw-list-item"><a href="/wiki/Aide:D%C3%A9buter"><span>Débuter sur Wikipédia</span></a></li><li id="n-help" class="mw-list-item"><a href="/wiki/Aide:Accueil" title="Accès à l’aide"><span>Aide</span></a></li><li id="n-portal" class="mw-list-item"><a href="/wiki/Wikip%C3%A9dia:Accueil_de_la_communaut%C3%A9" title="À propos du projet, ce que vous pouvez faire, où trouver les informations"><span>Communauté</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Modifications_r%C3%A9centes" title="Liste des modifications récentes sur le wiki [r]" accesskey="r"><span>Modifications récentes</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Wikip%C3%A9dia:Accueil_principal" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Wikipédia" src="/static/images/mobile/copyright/wikipedia-wordmark-fr.svg" style="width: 7.4375em; height: 1.125em;"> <img class="mw-logo-tagline" alt="l'encyclopédie libre" src="/static/images/mobile/copyright/wikipedia-tagline-fr.svg" width="120" height="13" style="width: 7.5em; height: 0.8125em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Sp%C3%A9cial:Recherche" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Rechercher sur Wikipédia [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Rechercher</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Rechercher sur Wikipédia" aria-label="Rechercher sur Wikipédia" autocapitalize="sentences" title="Rechercher sur Wikipédia [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Spécial:Recherche"> </div> <button class="cdx-button cdx-search-input__end-button">Rechercher</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Outils personnels"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Apparence"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Modifier l'apparence de la taille, de la largeur et de la couleur de la police de la page" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Apparence" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Apparence</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_fr.wikipedia.org&uselang=fr" class=""><span>Faire un don</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Sp%C3%A9cial:Cr%C3%A9er_un_compte&returnto=Uracile" title="Nous vous encourageons à créer un compte utilisateur et vous connecter ; ce n’est cependant pas obligatoire." class=""><span>Créer un compte</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Sp%C3%A9cial:Connexion&returnto=Uracile" title="Nous vous encourageons à vous connecter ; ce n’est cependant pas obligatoire. [o]" accesskey="o" class=""><span>Se connecter</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Plus d’options" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Outils personnels" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Outils personnels</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Menu utilisateur" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_fr.wikipedia.org&uselang=fr"><span>Faire un don</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:Cr%C3%A9er_un_compte&returnto=Uracile" title="Nous vous encourageons à créer un compte utilisateur et vous connecter ; ce n’est cependant pas obligatoire."><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Créer un compte</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:Connexion&returnto=Uracile" title="Nous vous encourageons à vous connecter ; ce n’est cependant pas obligatoire. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Se connecter</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Pages pour les contributeurs déconnectés <a href="/wiki/Aide:Premiers_pas" aria-label="En savoir plus sur la contribution"><span>en savoir plus</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Mes_contributions" title="Une liste des modifications effectuées depuis cette adresse IP [y]" accesskey="y"><span>Contributions</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Mes_discussions" title="La page de discussion pour les contributions depuis cette adresse IP [n]" accesskey="n"><span>Discussion</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Sommaire" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Sommaire</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">déplacer vers la barre latérale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">masquer</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Début</div> </a> </li> <li id="toc-Explication_évolutive_possible_d'un_remplacement_de_U_par_T_dans_l'ADN" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Explication_évolutive_possible_d'un_remplacement_de_U_par_T_dans_l'ADN"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Explication évolutive possible d'un remplacement de U par T dans l'ADN</span> </div> </a> <ul id="toc-Explication_évolutive_possible_d'un_remplacement_de_U_par_T_dans_l'ADN-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Notes_et_références" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Notes_et_références"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Notes et références</span> </div> </a> <ul id="toc-Notes_et_références-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Sommaire" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Basculer la table des matières" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Basculer la table des matières</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Uracile</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="Aller à un article dans une autre langue. Disponible en 60 langues." > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-60" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">60 langues</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%8A%D9%88%D8%B1%D8%A7%D8%B3%D9%8A%D9%84" title="يوراسيل – arabe" lang="ar" hreflang="ar" data-title="يوراسيل" data-language-autonym="العربية" data-language-local-name="arabe" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Urasil" title="Urasil – azerbaïdjanais" lang="az" hreflang="az" data-title="Urasil" data-language-autonym="Azərbaycanca" data-language-local-name="azerbaïdjanais" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%A7%D9%88%D8%B1%D8%A7%D8%B3%DB%8C%D9%84" title="اوراسیل – South Azerbaijani" lang="azb" hreflang="azb" data-title="اوراسیل" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%A3%D1%80%D0%B0%D1%86%D1%8B%D0%BB" title="Урацыл – biélorusse" lang="be" hreflang="be" data-title="Урацыл" data-language-autonym="Беларуская" data-language-local-name="biélorusse" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%A3%D1%80%D0%B0%D1%86%D0%B8%D0%BB" title="Урацил – bulgare" lang="bg" hreflang="bg" data-title="Урацил" data-language-autonym="Български" data-language-local-name="bulgare" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%87%E0%A6%89%E0%A6%B0%E0%A6%BE%E0%A6%B8%E0%A6%BF%E0%A6%B2" title="ইউরাসিল – bengali" lang="bn" hreflang="bn" data-title="ইউরাসিল" data-language-autonym="বাংলা" data-language-local-name="bengali" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Uracil" title="Uracil – bosniaque" lang="bs" hreflang="bs" data-title="Uracil" data-language-autonym="Bosanski" data-language-local-name="bosniaque" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Uracil" title="Uracil – catalan" lang="ca" hreflang="ca" data-title="Uracil" data-language-autonym="Català" data-language-local-name="catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Uracil" title="Uracil – tchèque" lang="cs" hreflang="cs" data-title="Uracil" data-language-autonym="Čeština" data-language-local-name="tchèque" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Uracil" title="Uracil – danois" lang="da" hreflang="da" data-title="Uracil" data-language-autonym="Dansk" data-language-local-name="danois" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Uracil" title="Uracil – allemand" lang="de" hreflang="de" data-title="Uracil" data-language-autonym="Deutsch" data-language-local-name="allemand" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%9F%CF%85%CF%81%CE%B1%CE%BA%CE%AF%CE%BB%CE%B7" title="Ουρακίλη – grec" lang="el" hreflang="el" data-title="Ουρακίλη" data-language-autonym="Ελληνικά" data-language-local-name="grec" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Uracil" title="Uracil – anglais" lang="en" hreflang="en" data-title="Uracil" data-language-autonym="English" data-language-local-name="anglais" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Uracilo" title="Uracilo – espéranto" lang="eo" hreflang="eo" data-title="Uracilo" data-language-autonym="Esperanto" data-language-local-name="espéranto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Uracilo" title="Uracilo – espagnol" lang="es" hreflang="es" data-title="Uracilo" data-language-autonym="Español" data-language-local-name="espagnol" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Uratsiil" title="Uratsiil – estonien" lang="et" hreflang="et" data-title="Uratsiil" data-language-autonym="Eesti" data-language-local-name="estonien" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Urazilo" title="Urazilo – basque" lang="eu" hreflang="eu" data-title="Urazilo" data-language-autonym="Euskara" data-language-local-name="basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%A7%D9%88%D8%B1%D8%A7%D8%B3%DB%8C%D9%84" title="اوراسیل – persan" lang="fa" hreflang="fa" data-title="اوراسیل" data-language-autonym="فارسی" data-language-local-name="persan" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Urasiili" title="Urasiili – finnois" lang="fi" hreflang="fi" data-title="Urasiili" data-language-autonym="Suomi" data-language-local-name="finnois" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Uracilo" title="Uracilo – galicien" lang="gl" hreflang="gl" data-title="Uracilo" data-language-autonym="Galego" data-language-local-name="galicien" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%90%D7%95%D7%A8%D7%A6%D7%99%D7%9C" title="אורציל – hébreu" lang="he" hreflang="he" data-title="אורציל" data-language-autonym="עברית" data-language-local-name="hébreu" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%AF%E0%A5%82%E0%A4%B0%E0%A4%BE%E0%A4%B8%E0%A4%BF%E0%A4%B2" title="यूरासिल – hindi" lang="hi" hreflang="hi" data-title="यूरासिल" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Uracil" title="Uracil – croate" lang="hr" hreflang="hr" data-title="Uracil" data-language-autonym="Hrvatski" data-language-local-name="croate" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Uracil" title="Uracil – hongrois" lang="hu" hreflang="hu" data-title="Uracil" data-language-autonym="Magyar" data-language-local-name="hongrois" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%88%D6%82%D6%80%D5%A1%D6%81%D5%AB%D5%AC" title="Ուրացիլ – arménien" lang="hy" hreflang="hy" data-title="Ուրացիլ" data-language-autonym="Հայերեն" data-language-local-name="arménien" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Urasil" title="Urasil – indonésien" lang="id" hreflang="id" data-title="Urasil" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonésien" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Uracile" title="Uracile – italien" lang="it" hreflang="it" data-title="Uracile" data-language-autonym="Italiano" data-language-local-name="italien" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%82%A6%E3%83%A9%E3%82%B7%E3%83%AB" title="ウラシル – japonais" lang="ja" hreflang="ja" data-title="ウラシル" data-language-autonym="日本語" data-language-local-name="japonais" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%A3%E1%83%A0%E1%83%90%E1%83%AA%E1%83%98%E1%83%9A%E1%83%98" title="ურაცილი – géorgien" lang="ka" hreflang="ka" data-title="ურაცილი" data-language-autonym="ქართული" data-language-local-name="géorgien" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%A3%D1%80%D0%B0%D1%86%D0%B8%D0%BB" title="Урацил – kazakh" lang="kk" hreflang="kk" data-title="Урацил" data-language-autonym="Қазақша" data-language-local-name="kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%9C%A0%EB%9D%BC%EC%8B%A4" title="유라실 – coréen" lang="ko" hreflang="ko" data-title="유라실" data-language-autonym="한국어" data-language-local-name="coréen" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/Uracil" title="Uracil – lombard" lang="lmo" hreflang="lmo" data-title="Uracil" data-language-autonym="Lombard" data-language-local-name="lombard" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Uracilas" title="Uracilas – lituanien" lang="lt" hreflang="lt" data-title="Uracilas" data-language-autonym="Lietuvių" data-language-local-name="lituanien" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%A3%D1%80%D0%B0%D1%86%D0%B8%D0%BB" title="Урацил – macédonien" lang="mk" hreflang="mk" data-title="Урацил" data-language-autonym="Македонски" data-language-local-name="macédonien" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Urasil" title="Urasil – malais" lang="ms" hreflang="ms" data-title="Urasil" data-language-autonym="Bahasa Melayu" data-language-local-name="malais" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Uracil" title="Uracil – néerlandais" lang="nl" hreflang="nl" data-title="Uracil" data-language-autonym="Nederlands" data-language-local-name="néerlandais" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Uracil" title="Uracil – norvégien bokmål" lang="nb" hreflang="nb" data-title="Uracil" data-language-autonym="Norsk bokmål" data-language-local-name="norvégien bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Uracil" title="Uracil – occitan" lang="oc" hreflang="oc" data-title="Uracil" data-language-autonym="Occitan" data-language-local-name="occitan" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Uracyl" title="Uracyl – polonais" lang="pl" hreflang="pl" data-title="Uracyl" data-language-autonym="Polski" data-language-local-name="polonais" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Uracilo" title="Uracilo – portugais" lang="pt" hreflang="pt" data-title="Uracilo" data-language-autonym="Português" data-language-local-name="portugais" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Uracil" title="Uracil – roumain" lang="ro" hreflang="ro" data-title="Uracil" data-language-autonym="Română" data-language-local-name="roumain" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A3%D1%80%D0%B0%D1%86%D0%B8%D0%BB" title="Урацил – russe" lang="ru" hreflang="ru" data-title="Урацил" data-language-autonym="Русский" data-language-local-name="russe" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-rue mw-list-item"><a href="https://rue.wikipedia.org/wiki/%D0%A3%D1%80%D0%B0%D1%86%D0%B8%D0%BB" title="Урацил – ruthène" lang="rue" hreflang="rue" data-title="Урацил" data-language-autonym="Русиньскый" data-language-local-name="ruthène" class="interlanguage-link-target"><span>Русиньскый</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Uracil" title="Uracil – serbo-croate" lang="sh" hreflang="sh" data-title="Uracil" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbo-croate" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Uracil" title="Uracil – Simple English" lang="en-simple" hreflang="en-simple" data-title="Uracil" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Uracil" title="Uracil – slovaque" lang="sk" hreflang="sk" data-title="Uracil" data-language-autonym="Slovenčina" data-language-local-name="slovaque" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Uracil" title="Uracil – slovène" lang="sl" hreflang="sl" data-title="Uracil" data-language-autonym="Slovenščina" data-language-local-name="slovène" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Uracili" title="Uracili – albanais" lang="sq" hreflang="sq" data-title="Uracili" data-language-autonym="Shqip" data-language-local-name="albanais" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%A3%D1%80%D0%B0%D1%86%D0%B8%D0%BB" title="Урацил – serbe" lang="sr" hreflang="sr" data-title="Урацил" data-language-autonym="Српски / srpski" data-language-local-name="serbe" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Uracil" title="Uracil – suédois" lang="sv" hreflang="sv" data-title="Uracil" data-language-autonym="Svenska" data-language-local-name="suédois" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%AF%E0%AF%81%E0%AE%B0%E0%AE%BE%E0%AE%9A%E0%AE%BF%E0%AE%B2%E0%AF%8D" title="யுராசில் – tamoul" lang="ta" hreflang="ta" data-title="யுராசில்" data-language-autonym="தமிழ்" data-language-local-name="tamoul" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Uracil" title="Uracil – tagalog" lang="tl" hreflang="tl" data-title="Uracil" data-language-autonym="Tagalog" data-language-local-name="tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Urasil" title="Urasil – turc" lang="tr" hreflang="tr" data-title="Urasil" data-language-autonym="Türkçe" data-language-local-name="turc" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%A3%D1%80%D0%B0%D1%86%D0%B8%D0%BB" title="Урацил – ukrainien" lang="uk" hreflang="uk" data-title="Урацил" data-language-autonym="Українська" data-language-local-name="ukrainien" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%DB%8C%D9%88%D8%B1%D8%A7%D8%B3%D9%84" title="یوراسل – ourdou" lang="ur" hreflang="ur" data-title="یوراسل" data-language-autonym="اردو" data-language-local-name="ourdou" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Uracil" title="Uracil – vietnamien" lang="vi" hreflang="vi" data-title="Uracil" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamien" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E5%B0%BF%E5%98%A7%E5%95%B6" title="尿嘧啶 – wu" lang="wuu" hreflang="wuu" data-title="尿嘧啶" data-language-autonym="吴语" data-language-local-name="wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E5%B0%BF%E5%98%A7%E5%95%B6" title="尿嘧啶 – chinois" lang="zh" hreflang="zh" data-title="尿嘧啶" data-language-autonym="中文" data-language-local-name="chinois" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Uracil" title="Uracil – minnan" lang="nan" hreflang="nan" data-title="Uracil" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="minnan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E5%B0%BF%E5%98%A7%E5%95%B6" title="尿嘧啶 – cantonais" lang="yue" hreflang="yue" data-title="尿嘧啶" data-language-autonym="粵語" data-language-local-name="cantonais" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q182990#sitelinks-wikipedia" title="Modifier les liens interlangues" class="wbc-editpage">Modifier les liens</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Espaces de noms"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Uracile" title="Voir le contenu de la page [c]" accesskey="c"><span>Article</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Discussion:Uracile" rel="discussion" title="Discussion au sujet de cette page de contenu [t]" accesskey="t"><span>Discussion</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Modifier la variante de langue" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">français</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Affichages"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Uracile"><span>Lire</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Uracile&veaction=edit" title="Modifier cette page [v]" accesskey="v"><span>Modifier</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Uracile&action=edit" title="Modifier le wikicode de cette page [e]" accesskey="e"><span>Modifier le code</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Uracile&action=history" title="Historique des versions de cette page [h]" accesskey="h"><span>Voir l’historique</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Outils de la page"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Outils" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Outils</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Outils</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">déplacer vers la barre latérale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">masquer</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Plus d’options" > <div class="vector-menu-heading"> Actions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Uracile"><span>Lire</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Uracile&veaction=edit" title="Modifier cette page [v]" accesskey="v"><span>Modifier</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Uracile&action=edit" title="Modifier le wikicode de cette page [e]" accesskey="e"><span>Modifier le code</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Uracile&action=history"><span>Voir l’historique</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Général </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Pages_li%C3%A9es/Uracile" title="Liste des pages liées qui pointent sur celle-ci [j]" accesskey="j"><span>Pages liées</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Suivi_des_liens/Uracile" rel="nofollow" title="Liste des modifications récentes des pages appelées par celle-ci [k]" accesskey="k"><span>Suivi des pages liées</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Aide:Importer_un_fichier" title="Téléverser des fichiers [u]" accesskey="u"><span>Téléverser un fichier</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Pages_sp%C3%A9ciales" title="Liste de toutes les pages spéciales [q]" accesskey="q"><span>Pages spéciales</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Uracile&oldid=217288943" title="Adresse permanente de cette version de cette page"><span>Lien permanent</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Uracile&action=info" title="Davantage d’informations sur cette page"><span>Informations sur la page</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:Citer&page=Uracile&id=217288943&wpFormIdentifier=titleform" title="Informations sur la manière de citer cette page"><span>Citer cette page</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:UrlShortener&url=https%3A%2F%2Ffr.wikipedia.org%2Fwiki%2FUracile"><span>Obtenir l'URL raccourcie</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:QrCode&url=https%3A%2F%2Ffr.wikipedia.org%2Fwiki%2FUracile"><span>Télécharger le code QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Imprimer / exporter </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:Livre&bookcmd=book_creator&referer=Uracile"><span>Créer un livre</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:DownloadAsPdf&page=Uracile&action=show-download-screen"><span>Télécharger comme PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Uracile&printable=yes" title="Version imprimable de cette page [p]" accesskey="p"><span>Version imprimable</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> Dans d’autres projets </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Uracil" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q182990" title="Lien vers l’élément dans le dépôt de données connecté [g]" accesskey="g"><span>Élément Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Outils de la page"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Apparence"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Apparence</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">déplacer vers la barre latérale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">masquer</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Un article de Wikipédia, l'encyclopédie libre.</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="fr" dir="ltr"><p class="mw-empty-elt"> </p> <table class="infobox_v2 infobox infobox--frwiki noarchive"> <tbody><tr> <td colspan="2" class="entete defaut" style="background-color:#FFDEAD;color:black;">Uracile </td></tr> <tr><td colspan="2" style="text-align:center; line-height: 1.5em;"><span typeof="mw:File/Frameless"><a href="/wiki/Fichier:Uracile_3D.png" class="mw-file-description"><img alt="Image illustrative de l’article Uracile" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/26/Uracile_3D.png/150px-Uracile_3D.png" decoding="async" width="150" height="150" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/26/Uracile_3D.png/225px-Uracile_3D.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/26/Uracile_3D.png/300px-Uracile_3D.png 2x" data-file-width="663" data-file-height="664" /></a></span> </td></tr> <tr> <td colspan="3" style="text-align:center; line-height: 1.5em;"><span typeof="mw:File/Frameless"><a href="/wiki/Fichier:Uracil.svg" class="mw-file-description"><img alt="Image illustrative de l’article Uracile" src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b4/Uracil.svg/160px-Uracil.svg.png" decoding="async" width="160" height="220" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b4/Uracil.svg/240px-Uracil.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b4/Uracil.svg/320px-Uracil.svg.png 2x" data-file-width="112" data-file-height="154" /></a></span> </td></tr> <tr> <td colspan="2" style="text-align:center;">Structure de la 1,3H-Uracile</td> </tr><tr> <th colspan="2" style="padding:4px; text-align:center; background-color:#FFDEAD; color:#000000">Identification</th></tr> <tr> <th scope="row"><a href="/wiki/Nomenclature_de_l%27UICPA" title="Nomenclature de l'UICPA">Nom UICPA</a> </th> <td><small>pyrimidine-2,4(1H,3H)-dione</small> </td> </tr> <tr> <th scope="row"><a href="/wiki/Synonymie" title="Synonymie">Synonymes</a> </th> <td> <p>1,3-dihydro-2,4-dioxopyrimidine <span class="nowrap">1,3-dihydropyrimidine-2,4-dione</span> </p> </td> </tr> <tr> <th scope="row"><a href="/wiki/Num%C3%A9ro_CAS" title="Numéro CAS">N<sup>o</sup> CAS</a> </th> <td><span class="reflink plainlinksneverexpand"><span class="noarchive"><a class="external text" href="//tools.wmflabs.org/magnustools/cas.php?cas=66-22-8&language=fr&title=Uracile">66-22-8</a></span></span> (7,8H-Uracile) </td> </tr> <tr> <th scope="row"> N<sup>o</sup> <a href="/wiki/Agence_europ%C3%A9enne_des_produits_chimiques" title="Agence européenne des produits chimiques">ECHA</a> </th> <td><span class="plainlinks"><span class="noarchive"><a rel="nofollow" class="external text" href="https://echa.europa.eu/substance-information/-/substanceinfo/100.000.565">100.000.565</a></span></span></td> </tr> <tr> <th scope="row"><a href="/wiki/Num%C3%A9ro_CE" title="Numéro CE">N<sup>o</sup> CE</a> </th> <td>200-621-9 (7,8H-Uracile) </td> </tr> <tr> <th scope="row"><a href="/wiki/PubChem" title="PubChem">PubChem</a> </th> <td><span class="plainlinks"><span class="noarchive"><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/1174">1174</a></span></span> (1,3H-Uracile) </td> </tr> <tr> <th scope="row"><a href="/wiki/Simplified_Molecular_Input_Line_Entry_System" title="Simplified Molecular Input Line Entry System">SMILES</a> </th> <td><div class="NavFrame" title="[Afficher]/[Masquer]" style="border: none; padding: 0;"><div class="NavContent" style="display: none; text-align: left;">C1=CNC(=O)NC1=O <br /><span class="reflink plainlinksneverexpand"><a rel="nofollow" class="external text" href="http://pubchem.ncbi.nlm.nih.gov/search/?smarts=C1%3DCNC%28%3DO%29NC1%3DO">PubChem</a></span>, <span class="reflink plainlinksneverexpand"><a rel="nofollow" class="external text" href="http://chemapps.stolaf.edu/jmol/jmol.php?title=Uracile&model=C1%3DCNC%28%3DO%29NC1%3DO">vue 3D</a></span></div></div> </td> </tr> <tr> <th scope="row"><a href="/wiki/International_Chemical_Identifier" title="International Chemical Identifier">InChI</a> </th> <td><div class="NavFrame" title="[Afficher]/[Masquer]" style="border: none; padding: 0;"><div class="NavContent" style="display: none; text-align: left;"><b>InChI :</b> <span class="reflink plainlinksneverexpand"><a rel="nofollow" class="external text" href="http://chemapps.stolaf.edu/jmol/jmol.php?title=Uracile&model=InChI%3D1%2FC4H4N2O2%2Fc7-3-1-2-5-4%288%296-3%2Fh1-2H%2C%28H2%2C5%2C6%2C7%2C8%29%2Ff%2Fh5-6H+%281%2C3H-Uracile%29">vue 3D</a></span> <br />InChI=1/C4H4N2O2/c7-3-1-2-5-4(8)6-3/h1-2H,(H2,5,6,7,8)/f/h5-6H (1,3H-Uracile) <br /></div></div> </td> </tr> <tr> <th colspan="2" style="padding:4px; text-align:center; background-color:#FFDEAD; color:#000000">Propriétés chimiques</th></tr> <tr> <th scope="row"><a href="/wiki/Formule_chimique" title="Formule chimique">Formule</a> </th> <td><a href="/wiki/Carbone" title="Carbone">C</a><sub>4</sub><a href="/wiki/Hydrog%C3%A8ne" title="Hydrogène">H</a><sub>4</sub><a href="/wiki/Azote" title="Azote">N</a><sub>2</sub><a href="/wiki/Oxyg%C3%A8ne" title="Oxygène">O</a><sub>2</sub>  <span class="page_h"><a href="/wiki/C4H4N2O2" class="mw-disambig" title="C4H4N2O2"><small>[Isomères]</small></a></span><br /> </td> </tr> <tr> <th scope="row"><a href="/wiki/Masse_molaire" title="Masse molaire">Masse molaire</a><sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite_crochet">[</span>1<span class="cite_crochet">]</span></a></sup> </th> <td>112,086 8 ± 0,004 5 <a href="/wiki/Gramme" title="Gramme">g</a>/<a href="/wiki/Mole_(unit%C3%A9)" title="Mole (unité)">mol</a> <br /><small>C 42,86 %,  H 3,6 %,  N 24,99 %,  O 28,55 %,  </small> </td> </tr> <tr> <td colspan="2"><hr style="height:2px; background-color:#FFDEAD;" /></td></tr> <tr> <td colspan="2" style="text-align:center;">Unités du <a href="/wiki/Syst%C3%A8me_international_d%27unit%C3%A9s" title="Système international d'unités">SI</a> et <a href="/wiki/Conditions_normales_de_temp%C3%A9rature_et_de_pression" title="Conditions normales de température et de pression"><abbr title="conditions normales de température et de pression">CNTP</abbr></a>, sauf indication contraire.</td> </tr><tr> <td class="navigation-only" colspan="2" style="border-top: 2px #FFDEAD solid; font-size: 80%; background:inherit; text-align: right;"><span class="plainlinks" style="float:left;"><a class="external text" href="https://fr.wikipedia.org/w/index.php?title=Uracile&action=edit&section=0"><span class="infodoc">modifier</span></a></span> <span typeof="mw:File"><a href="/wiki/Mod%C3%A8le:Infobox_Chimie" title="Consultez la documentation du modèle"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/12px-Info_Simple.svg.png" decoding="async" width="12" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/18px-Info_Simple.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/24px-Info_Simple.svg.png 2x" data-file-width="512" data-file-height="512" /></a></span></td> </tr> </tbody></table> <p>L'<b>uracile</b> (usuellement noté "U") est une <a href="/wiki/Base_nucl%C3%A9ique" class="mw-redirect" title="Base nucléique">base nucléique</a> (<a href="/wiki/Pyrimidine" title="Pyrimidine">base pyrimidique</a>) spécifique à l'<a href="/wiki/Acide_ribonucl%C3%A9ique" title="Acide ribonucléique">ARN</a>. On le trouve dans cet <a href="/wiki/Acide_nucl%C3%A9ique" title="Acide nucléique">acide nucléique</a> sous forme de <a href="/wiki/Nucl%C3%A9oside" title="Nucléoside">nucléoside</a> avec l'<i>uridine</i> et de <a href="/wiki/Nucl%C3%A9otide" title="Nucléotide">nucléotide</a> avec l'<i>uridine monophosphate</i> ou <i>uridylate</i>. Alors que dans l'ADN, l'<b>adénine</b> s'apparie avec la <b><a href="/wiki/Thymine" title="Thymine">thymine</a></b> (notée "T"), c'est l'<b>uracile</b> qui se lie à l'<b>adénine</b> dans l'ARN, par deux <a href="/wiki/Liaisons_hydrog%C3%A8ne" class="mw-redirect" title="Liaisons hydrogène">liaisons hydrogène</a>. </p><p>Il existe sous 7 formes <a href="/wiki/Tautom%C3%A8re" title="Tautomère">tautomères</a> dont 2 <a href="/wiki/St%C3%A9r%C3%A9oisom%C3%A8re" class="mw-redirect" title="Stéréoisomère">stéréoisomères</a> (1,3H et 3,5H) et 5 tautomères avec au moins un <a href="/wiki/Groupe_fonctionnel" title="Groupe fonctionnel">groupe fonctionnel</a> différent (7,8H, 3,8H, 5,8H, 5,7H et 3,7H : oxo- en hydroxy-). </p><p>L'uracile peut servir à des fins thérapeutiques antitumorales : l'hydrogène du carbone 5 du cycle va être remplacé par un élément halogéné (fluor F, chlore Cl, brome Br, iode I). </p> <div class="mw-heading mw-heading2"><h2 id="Explication_évolutive_possible_d'un_remplacement_de_U_par_T_dans_l'ADN"><span id="Explication_.C3.A9volutive_possible_d.27un_remplacement_de_U_par_T_dans_l.27ADN"></span>Explication évolutive possible d'un remplacement de U par T dans l'ADN</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Uracile&veaction=edit&section=1" title="Modifier la section : Explication évolutive possible d'un remplacement de U par T dans l'ADN" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Uracile&action=edit&section=1" title="Modifier le code source de la section : Explication évolutive possible d'un remplacement de U par T dans l'ADN"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fichier:DesaminierungCtoU.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a9/DesaminierungCtoU.png/220px-DesaminierungCtoU.png" decoding="async" width="220" height="102" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a9/DesaminierungCtoU.png/330px-DesaminierungCtoU.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a9/DesaminierungCtoU.png/440px-DesaminierungCtoU.png 2x" data-file-width="1224" data-file-height="565" /></a><figcaption>Désamination de cytosine en uracile.</figcaption></figure> <p>Certains auteurs avancent l'hypothèse que la <a href="/wiki/D%C3%A9samination" title="Désamination">désamination</a> spontanée de la <a href="/wiki/Cytosine" title="Cytosine">cytosine</a> en uracile, aisément détectable dans l'<a href="/wiki/ADN" class="mw-redirect" title="ADN">ADN</a> (où U n'est pas normalement présent) par la machinerie cellulaire de réparation des <a href="/wiki/Mutation_(g%C3%A9n%C3%A9tique)" class="mw-redirect" title="Mutation (génétique)">mutations</a>, expliquerait l'utilisation de la base T dans l'<a href="/wiki/ADN" class="mw-redirect" title="ADN">ADN</a>. L'<a href="/wiki/ARN" class="mw-redirect" title="ARN">ARN</a> (notamment l'<a href="/wiki/ARNm" class="mw-redirect" title="ARNm">ARNm</a>), molécule régulièrement renouvelée dans la cellule, ne voit pas sa séquence contrôlée par des systèmes de réparation, d'où une conservation de la base U dans cette molécule. Dans cette hypothèse, la base U est donc ancestrale, la base T dérivée. </p> <div class="mw-heading mw-heading2"><h2 id="Notes_et_références"><span id="Notes_et_r.C3.A9f.C3.A9rences"></span>Notes et références</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Uracile&veaction=edit&section=2" title="Modifier la section : Notes et références" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Uracile&action=edit&section=2" title="Modifier le code source de la section : Notes et références"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="references-small decimal" style=""><div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink noprint"><a href="#cite_ref-1">↑</a> </span><span class="reference-text">Masse molaire calculée d’après <span class="ouvrage">« <a rel="nofollow" class="external text" href="http://www.chem.qmul.ac.uk/iupac/AtWt/"><cite style="font-style:normal;"><span class="lang-en" lang="en">Atomic weights of the elements 2007</span></cite></a> », sur <span class="italique">www.chem.qmul.ac.uk</span></span>.</span> </li> </ol></div> </div> <div class="navbox-container" style="clear:both;"> <table class="navbox collapsible noprint autocollapse" style=""> <tbody><tr><th class="navbox-title" colspan="2" style=""><div style="float:left; width:6em; text-align:left"><div class="noprint plainlinks nowrap tnavbar" style="padding:0; font-size:xx-small; color:var(--color-emphasized, #000000);"><a href="/wiki/Mod%C3%A8le:Palette_Acides_nucl%C3%A9iques" title="Modèle:Palette Acides nucléiques"><abbr class="abbr" title="Voir ce modèle.">v</abbr></a> · <a class="external text" href="https://fr.wikipedia.org/w/index.php?title=Mod%C3%A8le:Palette_Acides_nucl%C3%A9iques&action=edit"><abbr class="abbr" title="Modifier ce modèle. Merci de prévisualiser avant de sauvegarder.">m</abbr></a></div></div><div style="font-size:110%"><a href="/wiki/Acide_nucl%C3%A9ique" title="Acide nucléique">Acides nucléiques</a></div></th> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/Base_azot%C3%A9e" title="Base azotée">Bases nucléiques</a></th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/Purine" title="Purine"><i>Puriques</i></a> <ul><li><a href="/wiki/Ad%C3%A9nine" title="Adénine">Adénine</a></li> <li><a href="/wiki/Guanine" title="Guanine">Guanine</a></li> <li><a href="/wiki/Hypoxanthine" title="Hypoxanthine">Hypoxanthine</a></li> <li><a href="/wiki/Xanthine" title="Xanthine">Xanthine</a></li> <li><a href="/wiki/Queuine" title="Queuine">Queuine</a></li> <li><a href="/wiki/2,6-Diaminopurine" title="2,6-Diaminopurine">2,6-Diaminopurine</a></li></ul></li> <li><a href="/wiki/Pyrimidine" title="Pyrimidine"><i>Pyrimidiques</i></a> <ul><li><a href="/wiki/Thymine" title="Thymine">Thymine</a></li> <li><a class="mw-selflink selflink">Uracile</a></li> <li><a href="/wiki/Cytosine" title="Cytosine">Cytosine</a></li> <li><a href="/wiki/5-Hydroxycytosine" title="5-Hydroxycytosine">5-Hydroxycytosine</a></li></ul></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/Nucl%C3%A9oside" title="Nucléoside">Nucléosides</a></th> <td class="navbox-list navbox-even" style=""><table class="navbox-subgroup" style=""> <tbody><tr> <th class="navbox-group" style="width:110px;"><a href="/wiki/Ribonucl%C3%A9oside" title="Ribonucléoside">Ribonucléosides</a></th> <td class="navbox-list" style="text-align:left;;"><div class="liste-horizontale"> <ul><li><a href="/wiki/Ad%C3%A9nosine" title="Adénosine">Adénosine</a> (<b>A</b>)</li> <li><a href="/wiki/Ribothymidine" title="Ribothymidine">Ribothymidine</a> (<b>T</b>, <abbr title="5-Méthyluridine"><b>m<sup>5</sup>U</b></abbr>)</li> <li><a href="/wiki/Uridine" title="Uridine">Uridine</a> (<b>U</b>)</li> <li><a href="/wiki/Guanosine" title="Guanosine">Guanosine</a> (<b>G</b>)</li> <li><a href="/wiki/Cytidine" title="Cytidine">Cytidine</a> (<b>C</b>)</li> <li><a href="/wiki/Inosine" title="Inosine">Inosine</a> (<b>I</b>)</li> <li><a href="/wiki/Xanthosine" title="Xanthosine">Xanthosine</a> (<b>X</b>)</li> <li><a href="/wiki/Queuosine" title="Queuosine">Queuosine</a> (<b>Q</b>)</li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:110px;"><a href="/wiki/D%C3%A9soxyribonucl%C3%A9oside" title="Désoxyribonucléoside">Désoxyribonucléosides</a></th> <td class="navbox-list navbox-even" style="text-align:left;;"><div class="liste-horizontale"> <ul><li><a href="/wiki/D%C3%A9soxyad%C3%A9nosine" title="Désoxyadénosine">Désoxyadénosine</a></li> <li><a href="/wiki/Thymidine" title="Thymidine">Thymidine</a></li> <li><a href="/wiki/D%C3%A9soxyuridine" title="Désoxyuridine">Désoxyuridine</a></li> <li><a href="/wiki/D%C3%A9soxyguanosine" title="Désoxyguanosine">Désoxyguanosine</a></li> <li><a href="/wiki/D%C3%A9soxycytidine" title="Désoxycytidine">Désoxycytidine</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:110px;"><a href="/wiki/Nucl%C3%A9oside" title="Nucléoside">Nucléosides</a> modifiés</th> <td class="navbox-list" style="text-align:left;;"><div class="liste-horizontale"> <ul><li><a href="/wiki/Pseudouridine" title="Pseudouridine">Pseudouridine</a> (<b>ψ</b>)</li> <li><a href="/wiki/Dihydrouridine" title="Dihydrouridine">Dihydrouridine</a> (<b>D</b>)</li> <li><a href="/wiki/1-M%C3%A9thylad%C3%A9nosine" title="1-Méthyladénosine">m<sup>1</sup>A</a></li> <li><a href="/wiki/2-M%C3%A9thylad%C3%A9nosine" title="2-Méthyladénosine">m<sup>2</sup>A</a></li> <li><a href="/wiki/N6-M%C3%A9thylad%C3%A9nosine" title="N6-Méthyladénosine">m<sup>6</sup>A</a></li> <li><a href="/wiki/N6,N6-Dim%C3%A9thylad%C3%A9nosine" title="N6,N6-Diméthyladénosine">m<sup>6</sup><sub>2</sub>A</a></li> <li><a href="/wiki/N6-Isopent%C3%A9nylad%C3%A9nosine" title="N6-Isopentényladénosine">i<sup>6</sup>A</a></li> <li><a href="/wiki/N6-Thr%C3%A9onylcarbamoylad%C3%A9nosine" title="N6-Thréonylcarbamoyladénosine">t<sup>6</sup>A</a></li> <li><a href="/wiki/2%27-O-M%C3%A9thylad%C3%A9nosine" title="2'-O-Méthyladénosine">A<sub>m</sub></a></li> <li><a href="/wiki/2%27-O-Ribosylad%C3%A9nosine_phosphate" title="2'-O-Ribosyladénosine phosphate">Ar(p)</a></li> <li><a href="/wiki/5,6-Dihydrothymidine" title="5,6-Dihydrothymidine">DHT</a></li> <li><a href="/wiki/3-M%C3%A9thyluridine" title="3-Méthyluridine">m<sup>3</sup>U</a></li> <li><a href="/wiki/5-M%C3%A9thoxyuridine" title="5-Méthoxyuridine">mo<sup>5</sup>U</a></li> <li><a href="/wiki/2-Thiouridine" title="2-Thiouridine">s<sup>2</sup>U</a></li> <li><a href="/wiki/4-Thiouridine" title="4-Thiouridine">s<sup>4</sup>U</a></li> <li><a href="/wiki/Isoguanosine" title="Isoguanosine">iG</a></li> <li><a href="/wiki/1-M%C3%A9thylguanosine" title="1-Méthylguanosine">m<sup>1</sup>G</a></li> <li><a href="/wiki/N2-M%C3%A9thylguanosine" title="N2-Méthylguanosine">m<sup>2</sup>G</a></li> <li><a href="/wiki/N2,N2-Dim%C3%A9thylguanosine" title="N2,N2-Diméthylguanosine">m<sup>2</sup><sub>2</sub>G</a></li> <li><a href="/wiki/2%E2%80%B2-O-M%C3%A9thylguanosine" title="2′-O-Méthylguanosine">G<sub>m</sub></a></li> <li><a href="/wiki/Lysidine" title="Lysidine">k<sup>2</sup>C</a></li> <li><a href="/wiki/Isocytidine" title="Isocytidine">iC</a></li> <li><a href="/wiki/Pseudocytidine" title="Pseudocytidine">ψC</a></li> <li><a href="/wiki/Pseudoisocytidine" title="Pseudoisocytidine">ψiC</a></li> <li><a href="/wiki/3-M%C3%A9thylcytidine" title="3-Méthylcytidine">m<sup>3</sup>C</a></li> <li><a href="/wiki/N4-M%C3%A9thylcytidine" title="N4-Méthylcytidine">m<sup>4</sup>C</a></li> <li><a href="/wiki/5-M%C3%A9thylcytidine" title="5-Méthylcytidine">m<sup>5</sup>C</a></li> <li><a href="/wiki/N4,N4-Dim%C3%A9thylcytidine" title="N4,N4-Diméthylcytidine">m<sup>4</sup><sub>2</sub>C</a></li> <li><a href="/wiki/2%27-O-M%C3%A9thylcytidine" title="2'-O-Méthylcytidine">C<sub>m</sub></a></li> <li><a href="/wiki/N4-Ac%C3%A9tylcytidine" title="N4-Acétylcytidine">ac<sup>4</sup>C</a></li> <li><a href="/wiki/2-Thiocytidine" title="2-Thiocytidine">s<sup>2</sup>C</a></li> <li><a href="/wiki/1-M%C3%A9thylinosine" title="1-Méthylinosine">m<sup>1</sup>I</a></li> <li><a href="/wiki/2%27-O-M%C3%A9thylinosine" title="2'-O-Méthylinosine">I<sub>m</sub></a></li> <li><a href="/wiki/Arch%C3%A9osine" title="Archéosine">Archéosine</a> (<b>G*</b>)</li></ul> </div></td> </tr> </tbody></table></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/Nucl%C3%A9otide" title="Nucléotide">Nucléotides</a></th> <td class="navbox-list" style=""><table class="navbox-subgroup" style=""> <tbody><tr> <th class="navbox-group" style="width:110px"><a href="/wiki/Ribonucl%C3%A9otide" title="Ribonucléotide">Ribonucléotides</a></th> <td class="navbox-list" style="text-align:left;;"><div class="liste-horizontale"> <ul><li><i>Monophosphate</i> <ul><li><a href="/wiki/Ad%C3%A9nosine_monophosphate" title="Adénosine monophosphate">AMP</a></li> <li><a href="/wiki/5-M%C3%A9thyluridine_monophosphate" title="5-Méthyluridine monophosphate">m<sup>5</sup>UMP</a></li> <li><a href="/wiki/Uridine_monophosphate" title="Uridine monophosphate">UMP</a></li> <li><a href="/wiki/Guanosine_monophosphate" title="Guanosine monophosphate">GMP</a></li> <li><a href="/wiki/Cytidine_monophosphate" title="Cytidine monophosphate">CMP</a></li> <li><a href="/wiki/Acide_inosinique" title="Acide inosinique">IMP</a></li> <li><a href="/wiki/Xanthosine_monophosphate" title="Xanthosine monophosphate">XMP</a></li></ul></li> <li><i><a href="/wiki/Pyrophosphate" title="Pyrophosphate">Diphosphate</a></i> <ul><li><a href="/wiki/Ad%C3%A9nosine_diphosphate" title="Adénosine diphosphate">ADP</a></li> <li><a href="/wiki/5-M%C3%A9thyluridine_diphosphate" title="5-Méthyluridine diphosphate">m<sup>5</sup>UDP</a></li> <li><a href="/wiki/Uridine_diphosphate" title="Uridine diphosphate">UDP</a></li> <li><a href="/wiki/Guanosine_diphosphate" title="Guanosine diphosphate">GDP</a></li> <li><a href="/wiki/Cytidine_diphosphate" title="Cytidine diphosphate">CDP</a></li> <li><a href="/wiki/Inosine_diphosphate" title="Inosine diphosphate">IDP</a></li> <li><a href="/w/index.php?title=Xanthosine_diphosphate&action=edit&redlink=1" class="new" title="Xanthosine diphosphate (page inexistante)">XDP</a></li></ul></li> <li><i><a href="/wiki/Triphosphate" class="mw-redirect" title="Triphosphate">Triphosphate</a></i> <ul><li><a href="/wiki/Ad%C3%A9nosine_triphosphate" title="Adénosine triphosphate">ATP</a></li> <li><a href="/wiki/5-M%C3%A9thyluridine_triphosphate" title="5-Méthyluridine triphosphate">m<sup>5</sup>UTP</a></li> <li><a href="/wiki/Uridine_triphosphate" title="Uridine triphosphate">UTP</a></li> <li><a href="/wiki/Guanosine_triphosphate" title="Guanosine triphosphate">GTP</a></li> <li><a href="/wiki/Cytidine_triphosphate" title="Cytidine triphosphate">CTP</a></li> <li><a href="/wiki/Inosine_triphosphate" title="Inosine triphosphate">ITP</a></li> <li><a href="/wiki/Xanthosine_triphosphate" title="Xanthosine triphosphate">XTP</a></li></ul></li> <li><i>Cycliques</i> <ul><li><a href="/wiki/Ad%C3%A9nosine_monophosphate_cyclique" title="Adénosine monophosphate cyclique">AMPc</a></li> <li><a href="/wiki/Guanosine_monophosphate_cyclique" title="Guanosine monophosphate cyclique">GMPc</a></li> <li><a href="/wiki/Di-guanosine_monophosphate_cyclique" title="Di-guanosine monophosphate cyclique">di-GMPc</a></li> <li><a href="/wiki/Ad%C3%A9nosine_diphosphate_ribose_cyclique" title="Adénosine diphosphate ribose cyclique">ADPRc</a></li></ul></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:110px"><a href="/wiki/D%C3%A9soxyribonucl%C3%A9otide" title="Désoxyribonucléotide">Désoxyribonucléotides</a></th> <td class="navbox-list navbox-even" style="text-align:left;;"><div class="liste-horizontale"> <ul><li><i>Monophosphate</i> <ul><li><a href="/wiki/D%C3%A9soxyad%C3%A9nosine_monophosphate" title="Désoxyadénosine monophosphate">dAMP</a></li></ul></li> <li><a href="/wiki/Thymidine_monophosphate" title="Thymidine monophosphate">TMP</a></li> <li><a href="/wiki/D%C3%A9soxyuridine_monophosphate" title="Désoxyuridine monophosphate">dUMP</a></li> <li><a href="/wiki/D%C3%A9soxyguanosine_monophosphate" title="Désoxyguanosine monophosphate">dGMP</a></li> <li><a href="/wiki/D%C3%A9soxycytidine_monophosphate" title="Désoxycytidine monophosphate">dCMP</a></li> <li><i>Diphosphate</i> <ul><li><a href="/wiki/D%C3%A9soxyad%C3%A9nosine_diphosphate" title="Désoxyadénosine diphosphate">dADP</a></li> <li><a href="/wiki/Thymidine_diphosphate" title="Thymidine diphosphate">TDP</a></li> <li><a href="/w/index.php?title=D%C3%A9soxyuridine_diphosphate&action=edit&redlink=1" class="new" title="Désoxyuridine diphosphate (page inexistante)">dUDP</a></li> <li><a href="/wiki/D%C3%A9soxyguanosine_diphosphate" title="Désoxyguanosine diphosphate">dGDP</a></li> <li><a href="/wiki/D%C3%A9soxycytidine_diphosphate" title="Désoxycytidine diphosphate">dCDP</a></li></ul></li> <li><i>Triphosphate</i> <ul><li><a href="/wiki/D%C3%A9soxyad%C3%A9nosine_triphosphate" title="Désoxyadénosine triphosphate">dATP</a></li> <li><a href="/wiki/Thymidine_triphosphate" title="Thymidine triphosphate">TTP</a></li> <li><a href="/w/index.php?title=D%C3%A9soxyuridine_triphosphate&action=edit&redlink=1" class="new" title="Désoxyuridine triphosphate (page inexistante)">dUTP</a></li> <li><a href="/wiki/D%C3%A9soxyguanosine_triphosphate" title="Désoxyguanosine triphosphate">dGTP</a></li> <li><a href="/wiki/D%C3%A9soxycytidine_triphosphate" title="Désoxycytidine triphosphate">dCTP</a></li></ul></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:110px"><a href="/wiki/Acide_nucl%C3%A9ique" title="Acide nucléique">Acides nucléiques</a></th> <td class="navbox-list" style="text-align:left;;"><div class="liste-horizontale"> <ul><li><a href="/wiki/Acide_d%C3%A9soxyribonucl%C3%A9ique" title="Acide désoxyribonucléique">ADN</a></li> <li><a href="/wiki/ADN_nucl%C3%A9aire" title="ADN nucléaire">ADNn</a></li> <li><a href="/wiki/ADN_mitochondrial" class="mw-redirect" title="ADN mitochondrial">ADNmt</a></li> <li><a href="/wiki/ADN_chloroplastique" class="mw-redirect" title="ADN chloroplastique">ADN chloroplastique</a></li> <li><a href="/wiki/ADN_compl%C3%A9mentaire" title="ADN complémentaire">ADNc</a></li> <li><a href="/wiki/Acide_ribonucl%C3%A9ique" title="Acide ribonucléique">ARN</a></li> <li><a href="/wiki/Acide_ribonucl%C3%A9ique_messager" title="Acide ribonucléique messager">ARNm</a></li> <li><a href="/wiki/ARN_non_codant" title="ARN non codant">ARN non codant</a></li> <li><a href="/wiki/Micro-ARN" title="Micro-ARN">miARN</a></li> <li><a href="/wiki/ARN_circulaire" title="ARN circulaire">ARN circulaire</a></li> <li><a href="/wiki/Acide_ribonucl%C3%A9ique_ribosomique" title="Acide ribonucléique ribosomique">ARNr</a></li> <li><a href="/wiki/Acide_ribonucl%C3%A9ique_de_transfert" title="Acide ribonucléique de transfert">ARNt</a></li> <li><a href="/wiki/Petit_ARN_en_%C3%A9pingle_%C3%A0_cheveux" title="Petit ARN en épingle à cheveux">shARN</a></li> <li><a href="/wiki/Petit_ARN_interf%C3%A9rent" title="Petit ARN interférent">pARNi</a></li> <li><a href="/wiki/Petite_ribonucl%C3%A9oprot%C3%A9ine_nucl%C3%A9aire" title="Petite ribonucléoprotéine nucléaire">pARNn</a></li> <li><a href="/wiki/ARN_interagissant_avec_Piwi" title="ARN interagissant avec Piwi">ARNpi</a></li> <li><a href="/wiki/Petit_ARN_nucl%C3%A9olaire" title="Petit ARN nucléolaire">snoARN</a></li> <li><a href="/wiki/ARNsn_7SK" title="ARNsn 7SK">ARNsn 7SK</a></li> <li><a href="/wiki/ARNtm" title="ARNtm">ARNtm</a></li> <li><a href="/wiki/Oligonucl%C3%A9otide" title="Oligonucléotide">Oligonucléotide</a></li> <li><a href="/wiki/Liste_de_types_d%27ADN" title="Liste de types d'ADN">Liste de différents types d'ADN</a></li> <li><a href="/wiki/Liste_de_types_d%27ARN" title="Liste de types d'ARN">Liste de différents types d'ARN</a></li></ul> </div></td> </tr> </tbody></table></td> </tr> <tr> <th class="navbox-group" style="">Analogues<br />non ribosidiques</th> <td class="navbox-list navbox-even" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/Acide_nucl%C3%A9ique_%C3%A0_glycol" title="Acide nucléique à glycol">GNA</a></li> <li><a href="/wiki/Acide_nucl%C3%A9ique_bloqu%C3%A9" title="Acide nucléique bloqué">LNA</a></li> <li><a href="/wiki/Acide_nucl%C3%A9ique_peptidique" title="Acide nucléique peptidique">PNA</a></li> <li><a href="/wiki/Acide_nucl%C3%A9ique_%C3%A0_thr%C3%A9ose" title="Acide nucléique à thréose">TNA</a></li> <li><a href="/wiki/Morpholino" title="Morpholino">Morpholino</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/Vecteur_(biologie)#Vecteur_biologique_en_génie_génétique" title="Vecteur (biologie)">Vecteurs de clonage</a></th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/Plasmide" title="Plasmide">Plasmide</a></li> <li><a href="/wiki/Phage_lambda" title="Phage lambda">Phage lambda</a></li> <li><a href="/wiki/Cosmide" title="Cosmide">Cosmide</a></li> <li>Chromosome artificiel <ul><li><a href="/wiki/Chromosome_artificiel_bact%C3%A9rien" title="Chromosome artificiel bactérien">Bactérien</a></li> <li><a href="/wiki/Chromosome_artificiel_de_levure" title="Chromosome artificiel de levure">De levure</a></li> <li><a href="/wiki/Chromosome_artificiel_humain" title="Chromosome artificiel humain">Humain</a></li> <li><a href="/wiki/Chromosome_artificiel_d%C3%A9riv%C3%A9_du_phage_P1" title="Chromosome artificiel dérivé du phage P1">Dérivé du phage P1</a></li></ul></li></ul> </div></td> </tr> <tr> <td class="navbox-banner" style="" colspan="2"><div class="liste-horizontale"> <ul><li><a href="/wiki/Did%C3%A9soxyribonucl%C3%A9otide" title="Didésoxyribonucléotide">Didésoxyribonucléotide</a></li> <li><a href="/wiki/Brin_d%27acide_nucl%C3%A9ique" title="Brin d'acide nucléique">Brin d'acide nucléique</a></li> <li><a href="/wiki/Monocat%C3%A9naire" title="Monocaténaire">Monocaténaire</a></li> <li><a href="/wiki/Bicat%C3%A9naire" title="Bicaténaire">Bicaténaire</a></li> <li><a href="/wiki/ARN_double_brin" title="ARN double brin">ARN double brin</a></li> <li><a href="/wiki/Paire_de_bases" title="Paire de bases">Paire de bases</a></li> <li><a href="/wiki/Kilobase" title="Kilobase">Kilobase</a></li> <li><a href="/wiki/M%C3%A9gabase" title="Mégabase">Mégabase</a></li></ul> </div></td></tr></tbody></table> <table class="navbox collapsible noprint autocollapse" style=""> <tbody><tr><th class="navbox-title" colspan="2" style=""><div style="float:left; width:6em; text-align:left"><div class="noprint plainlinks nowrap tnavbar" style="padding:0; font-size:xx-small; color:var(--color-emphasized, #000000);"><a href="/wiki/Mod%C3%A8le:Palette_Interm%C3%A9diaires_du_m%C3%A9tabolisme_des_nucl%C3%A9otides" title="Modèle:Palette Intermédiaires du métabolisme des nucléotides"><abbr class="abbr" title="Voir ce modèle.">v</abbr></a> · <a class="external text" href="https://fr.wikipedia.org/w/index.php?title=Mod%C3%A8le:Palette_Interm%C3%A9diaires_du_m%C3%A9tabolisme_des_nucl%C3%A9otides&action=edit"><abbr class="abbr" title="Modifier ce modèle. Merci de prévisualiser avant de sauvegarder.">m</abbr></a></div></div><div style="font-size:110%"><a href="/wiki/M%C3%A9tabolite" title="Métabolite">Intermédiaires</a> du <a href="/wiki/M%C3%A9tabolisme" title="Métabolisme">métabolisme</a> des <a href="/wiki/Nucl%C3%A9otide" title="Nucléotide">nucléotides</a></div></th> </tr> <tr> <th class="navbox-group" style="width:80px;"><a href="/wiki/Purine" title="Purine">Purines</a></th> <td class="navbox-list" style=""><table class="navbox-subgroup" style=""> <tbody><tr> <th class="navbox-group" style="width:80px;"><a href="/wiki/Anabolisme" title="Anabolisme">Anabolisme</a></th> <td class="navbox-list" style=";background:#ECECFF; text-align:left;"><div class="liste-horizontale"><a href="/wiki/Ribose-5-phosphate" title="Ribose-5-phosphate">R5P</a> → <a href="/wiki/Acide_inosinique" title="Acide inosinique">IMP</a> : <ul><li><a href="/wiki/Phosphoribosylpyrophosphate" title="Phosphoribosylpyrophosphate">PRPP</a></li> <li><a href="/wiki/Phosphoribosylamine" title="Phosphoribosylamine">PRA</a></li> <li><a href="/wiki/Glycinamide_ribonucl%C3%A9otide" title="Glycinamide ribonucléotide">GAR</a></li> <li><a href="/wiki/Phosphoribosyl-N-formylglycinamide" title="Phosphoribosyl-N-formylglycinamide">FGAR</a></li> <li><a href="/wiki/Phosphoribosylformylglycinamidine" title="Phosphoribosylformylglycinamidine">FGAM</a></li> <li><a href="/wiki/5-Aminoimidazole_ribonucl%C3%A9otide" title="5-Aminoimidazole ribonucléotide">AIR</a></li> <li><a href="/wiki/4-Carboxy-5-aminoimidazole_ribonucl%C3%A9otide" title="4-Carboxy-5-aminoimidazole ribonucléotide">CAIR</a></li> <li><a href="/wiki/Succinylaminoimidazole-carboxamide_riboside" title="Succinylaminoimidazole-carboxamide riboside">SAICAR</a></li> <li><a href="/wiki/5-Aminoimidazole-4-carboxamide_ribonucl%C3%A9otide" title="5-Aminoimidazole-4-carboxamide ribonucléotide">AICAR</a></li> <li><a href="/wiki/5-Formamidoimidazole-4-carboxamide_ribonucl%C3%A9otide" title="5-Formamidoimidazole-4-carboxamide ribonucléotide">FAICAR</a></li></ul> </div> <div class="liste-horizontale"><a href="/wiki/Acide_inosinique" title="Acide inosinique">IMP</a> → <a href="/wiki/Ad%C3%A9nosine_monophosphate" title="Adénosine monophosphate">AMP</a> : <ul><li><a href="/wiki/Acide_ad%C3%A9nylosuccinique" title="Acide adénylosuccinique">acide adénylosuccinique</a></li></ul> </div> <div class="liste-horizontale"><a href="/wiki/Acide_inosinique" title="Acide inosinique">IMP</a> → <a href="/wiki/Guanosine_monophosphate" title="Guanosine monophosphate">GMP</a> : <ul><li><a href="/wiki/Xanthosine_monophosphate" title="Xanthosine monophosphate">xanthosine monophosphate</a> (XMP)</li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:80px;"><a href="/wiki/Catabolisme" title="Catabolisme">Catabolisme</a></th> <td class="navbox-list navbox-even" style=";background:#ECECFF; text-align:left;"><div class="liste-horizontale"> <ul><li><a href="/wiki/Hypoxanthine" title="Hypoxanthine">hypoxanthine</a></li> <li><a href="/wiki/Xanthine" title="Xanthine">xanthine</a></li> <li><a href="/wiki/Acide_urique" title="Acide urique">acide urique</a></li> <li><a href="/wiki/Acide_5-hydroxyisourique" title="Acide 5-hydroxyisourique">acide 5-hydroxyisourique</a></li></ul> </div></td> </tr> </tbody></table></td> </tr> <tr> <th class="navbox-group" style="width:80px;"><a href="/wiki/Pyrimidine" title="Pyrimidine">Pyrimidines</a></th> <td class="navbox-list navbox-even" style=""><table class="navbox-subgroup" style=""> <tbody><tr> <th class="navbox-group" style="width:80px;"><a href="/wiki/Anabolisme" title="Anabolisme">Anabolisme</a></th> <td class="navbox-list" style=";background:#ECECFF; text-align:left;"><div class="liste-horizontale"> <ul><li><a href="/wiki/Carbamyl-phosphate" title="Carbamyl-phosphate">carbamyl-phosphate</a></li> <li><a href="/wiki/Acide_ur%C3%A9idosuccinique" title="Acide uréidosuccinique">acide uréidosuccinique</a></li> <li><a href="/wiki/Acide_4,5-dihydroorotique" title="Acide 4,5-dihydroorotique">acide 4,5-dihydroorotique</a></li> <li><a href="/wiki/Acide_orotique" title="Acide orotique">acide orotique</a></li> <li><a href="/wiki/Orotidine_monophosphate" title="Orotidine monophosphate">orotidine monophosphate</a> (OMP)</li> <li><a href="/wiki/Uridine_monophosphate" title="Uridine monophosphate">uridine monophosphate</a> (UMP)</li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:80px;"><a href="/wiki/Catabolisme" title="Catabolisme">Catabolisme</a></th> <td class="navbox-list navbox-even" style=";background:#ECECFF; text-align:left;"><div class="liste-horizontale"> <ul><li><a class="mw-selflink selflink">uracile</a> : <a href="/wiki/Dihydrouracile" title="Dihydrouracile">5,6-dihydrouracile</a></li> <li><a href="/wiki/N-Carbamyl-%CE%B2-alanine" title="N-Carbamyl-β-alanine">N-Carbamyl-β-alanine</a></li> <li><a href="/wiki/B%C3%AAta-Alanine" title="Bêta-Alanine">β-alanine</a></li></ul> </div> <div class="liste-horizontale"> <ul><li><a href="/wiki/Thymine" title="Thymine">thymine</a> : <a href="/wiki/Dihydrothymine" title="Dihydrothymine">5,6-dihydrothymine</a></li> <li><a href="/wiki/Acide_3-ur%C3%A9idoisobutyrique" title="Acide 3-uréidoisobutyrique">acide 3-uréidoisobutyrique</a></li> <li><a href="/wiki/Acide_3-aminoisobutyrique" title="Acide 3-aminoisobutyrique">acide 3-aminoisobutyrique</a></li></ul> </div></td> </tr> </tbody></table></td> </tr> </tbody></table> </div> <ul id="bandeau-portail" class="bandeau-portail"><li><span class="bandeau-portail-element"><span class="bandeau-portail-icone"><span class="noviewer" typeof="mw:File"><a href="/wiki/Portail:Chimie" title="Portail de la chimie"><img alt="icône décorative" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/24px-Nuvola_apps_edu_science.svg.png" decoding="async" width="24" height="24" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/36px-Nuvola_apps_edu_science.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/48px-Nuvola_apps_edu_science.svg.png 2x" data-file-width="128" data-file-height="128" /></a></span></span> <span class="bandeau-portail-texte"><a href="/wiki/Portail:Chimie" title="Portail:Chimie">Portail de la chimie</a></span> </span></li> <li><span class="bandeau-portail-element"><span class="bandeau-portail-icone"><span class="noviewer" typeof="mw:File"><a href="/wiki/Portail:Biochimie" title="Portail de la biochimie"><img alt="icône décorative" src="//upload.wikimedia.org/wikipedia/commons/thumb/1/19/Hemoglobin.jpg/26px-Hemoglobin.jpg" decoding="async" width="26" height="24" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/19/Hemoglobin.jpg/39px-Hemoglobin.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/19/Hemoglobin.jpg/52px-Hemoglobin.jpg 2x" data-file-width="418" data-file-height="386" /></a></span></span> <span class="bandeau-portail-texte"><a href="/wiki/Portail:Biochimie" title="Portail:Biochimie">Portail de la biochimie</a></span> </span></li> </ul>    </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="">Ce document provient de « <a dir="ltr" href="https://fr.wikipedia.org/w/index.php?title=Uracile&oldid=217288943">https://fr.wikipedia.org/w/index.php?title=Uracile&oldid=217288943</a> ».</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Cat%C3%A9gorie:Accueil" title="Catégorie:Accueil">Catégories</a> : <ul><li><a href="/wiki/Cat%C3%A9gorie:Base_nucl%C3%A9ique" title="Catégorie:Base nucléique">Base nucléique</a></li><li><a href="/wiki/Cat%C3%A9gorie:Pyrimidinedione" title="Catégorie:Pyrimidinedione">Pyrimidinedione</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Catégories cachées : <ul><li><a href="/wiki/Cat%C3%A9gorie:Portail:Chimie/Articles_li%C3%A9s" title="Catégorie:Portail:Chimie/Articles liés">Portail:Chimie/Articles liés</a></li><li><a href="/wiki/Cat%C3%A9gorie:Article_utilisant_une_Infobox" title="Catégorie:Article utilisant une Infobox">Article utilisant une Infobox</a></li><li><a href="/wiki/Cat%C3%A9gorie:Chimiebox_%C3%A0_maintenir" title="Catégorie:Chimiebox à maintenir">Chimiebox à maintenir</a></li><li><a href="/wiki/Cat%C3%A9gorie:Portail:Sciences/Articles_li%C3%A9s" title="Catégorie:Portail:Sciences/Articles liés">Portail:Sciences/Articles liés</a></li><li><a href="/wiki/Cat%C3%A9gorie:Portail:Biochimie/Articles_li%C3%A9s" title="Catégorie:Portail:Biochimie/Articles liés">Portail:Biochimie/Articles liés</a></li><li><a href="/wiki/Cat%C3%A9gorie:Portail:Biologie/Articles_li%C3%A9s" title="Catégorie:Portail:Biologie/Articles liés">Portail:Biologie/Articles liés</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> La dernière modification de cette page a été faite le 1 août 2024 à 17:49.</li> <li id="footer-info-copyright"><span style="white-space: normal"><a href="/wiki/Wikip%C3%A9dia:Citation_et_r%C3%A9utilisation_du_contenu_de_Wikip%C3%A9dia" title="Wikipédia:Citation et réutilisation du contenu de Wikipédia">Droit d'auteur</a> : les textes sont disponibles sous <a rel="nofollow" class="external text" href="https://creativecommons.org/licenses/by-sa/4.0/deed.fr">licence Creative Commons attribution, partage dans les mêmes conditions</a> ; d’autres conditions peuvent s’appliquer. Voyez les <a class="external text" href="https://foundation.wikimedia.org/wiki/Policy:Terms_of_Use/fr">conditions d’utilisation</a> pour plus de détails, ainsi que les <a href="/wiki/Wikip%C3%A9dia:Cr%C3%A9dits_graphiques" title="Wikipédia:Crédits graphiques">crédits graphiques</a>. En cas de réutilisation des textes de cette page, voyez <a href="/wiki/Sp%C3%A9cial:Citer/Uracile" title="Spécial:Citer/Uracile">comment citer les auteurs et mentionner la licence</a>.<br /> Wikipedia® est une marque déposée de la <a rel="nofollow" class="external text" href="https://wikimediafoundation.org/">Wikimedia Foundation, Inc.</a>, organisation de bienfaisance régie par le paragraphe <a href="/wiki/501c" title="501c">501(c)(3)</a> du code fiscal des États-Unis.</span><br /></li> </ul> <ul id="footer-places"> <li id="footer-places-privacy"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy/fr">Politique de confidentialité</a></li> <li id="footer-places-about"><a href="/wiki/Wikip%C3%A9dia:%C3%80_propos_de_Wikip%C3%A9dia">À propos de Wikipédia</a></li> <li id="footer-places-disclaimers"><a href="/wiki/Wikip%C3%A9dia:Avertissements_g%C3%A9n%C3%A9raux">Avertissements</a></li> <li id="footer-places-contact"><a href="//fr.wikipedia.org/wiki/Wikipédia:Contact">Contact</a></li> <li id="footer-places-wm-codeofconduct"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Universal_Code_of_Conduct">Code de conduite</a></li> <li id="footer-places-developers"><a href="https://developer.wikimedia.org">Développeurs</a></li> <li id="footer-places-statslink"><a href="https://stats.wikimedia.org/#/fr.wikipedia.org">Statistiques</a></li> <li id="footer-places-cookiestatement"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Cookie_statement">Déclaration sur les témoins (cookies)</a></li> <li id="footer-places-mobileview"><a href="//fr.m.wikipedia.org/w/index.php?title=Uracile&mobileaction=toggle_view_mobile" class="noprint stopMobileRedirectToggle">Version mobile</a></li> </ul> <ul id="footer-icons" class="noprint"> <li id="footer-copyrightico"><a href="https://wikimediafoundation.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/static/images/footer/wikimedia-button.svg" width="84" height="29" alt="Wikimedia Foundation" loading="lazy"></a></li> <li id="footer-poweredbyico"><a href="https://www.mediawiki.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/w/resources/assets/poweredby_mediawiki.svg" alt="Powered by MediaWiki" width="88" height="31" loading="lazy"></a></li> </ul> </footer> </div> </div> </div> <div class="vector-settings" id="p-dock-bottom"> <ul></ul> </div><script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgHostname":"mw-web.codfw.main-f69cdc8f6-99kdj","wgBackendResponseTime":165,"wgPageParseReport":{"limitreport":{"cputime":"0.258","walltime":"0.351","ppvisitednodes":{"value":6297,"limit":1000000},"postexpandincludesize":{"value":132363,"limit":2097152},"templateargumentsize":{"value":51151,"limit":2097152},"expansiondepth":{"value":18,"limit":100},"expensivefunctioncount":{"value":3,"limit":500},"unstrip-depth":{"value":0,"limit":20},"unstrip-size":{"value":748,"limit":5000000},"entityaccesscount":{"value":1,"limit":400},"timingprofile":["100.00% 283.304 1 -total"," 74.66% 211.517 1 Modèle:Infobox_Chimie"," 70.15% 198.747 1 Modèle:Infobox_Chimie/2"," 28.59% 81.006 113 Modèle:Infobox/Ligne_mixte_optionnelle"," 17.26% 48.887 1 Modèle:Note"," 14.94% 42.326 1 Modèle:Lien_web"," 13.93% 39.450 1 Modèle:Portail"," 12.01% 34.020 1 Modèle:Infobox/Ligne_mixte_optionnelle_avec_Wikidata_par_défaut"," 9.49% 26.881 1 Modèle:Palette"," 6.94% 19.673 1 Modèle:Lang"]},"scribunto":{"limitreport-timeusage":{"value":"0.053","limit":"10.000"},"limitreport-memusage":{"value":3575257,"limit":52428800}},"cachereport":{"origin":"mw-web.codfw.main-f69cdc8f6-7n487","timestamp":"20241124025828","ttl":2592000,"transientcontent":false}}});});</script> <script type="application/ld+json">{"@context":"https:\/\/schema.org","@type":"Article","name":"Uracile","url":"https:\/\/fr.wikipedia.org\/wiki\/Uracile","sameAs":"http:\/\/www.wikidata.org\/entity\/Q182990","mainEntity":"http:\/\/www.wikidata.org\/entity\/Q182990","author":{"@type":"Organization","name":"Contributeurs aux projets Wikimedia"},"publisher":{"@type":"Organization","name":"Fondation Wikimedia, Inc.","logo":{"@type":"ImageObject","url":"https:\/\/www.wikimedia.org\/static\/images\/wmf-hor-googpub.png"}},"datePublished":"2004-06-13T11:18:27Z","dateModified":"2024-08-01T16:49:11Z","image":"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/2\/26\/Uracile_3D.png","headline":"compos\u00e9 chimique"}</script> </body> </html>