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<h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">UDP-Galactose</span></h1>
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<div id="mw-content-text" class="mw-body-content mw-content-ltr" lang="de" dir="ltr"><div class="mw-content-ltr mw-parser-output" lang="de" dir="ltr"><table class="wikitable infobox float-right" id="Vorlage_Infobox_Chemikalie" style="font-size:90%; margin-top:0; width:350px;" summary="Infobox Chemikalie">
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<th colspan="2" style="background:#FFDEAD; color:#202122;">Strukturformel
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<td colspan="2" class="hintergrundfarbe-basis skin-invert-image" style="text-align:center;"><span typeof="mw:File"></span>
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<th colspan="2" style="background:#FFDEAD; color:#202122;">Allgemeines
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<td style="width:33%;">Name
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<td>UDP-Galactose
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<td><a href="Summenformel" title="Summenformel">Summenformel</a>
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<td>C<sub>15</sub>H<sub>24</sub>N<sub>2</sub>O<sub>17</sub>P<sub>2</sub>
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<th colspan="2" style="background:#FFDEAD; color:#202122;">Externe Identifikatoren/Datenbanken
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<table class="mw-collapsible mw-collapsed wikitable" data-expandtext="+" data-collapsetext="−" style="border-top:none; margin:-1px; width:calc(100% + 2px);">
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<td style="width:33%;"><a href="CAS-Nummer" title="CAS-Nummer">CAS-Nummer</a>
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<ul><li><span title="Untervorlage eingebunden: CASRN"></span><a rel="nofollow" class="external text" href="https://commonchemistry.cas.org/detail?cas_rn=2956-16-3">2956-16-3</a><span class="editoronly" style="display:none;"></span></li>
<li><span title="Untervorlage eingebunden: CASRN"></span><span class="KeinCASLink" title="CAS-Nummer ohne Common-Chemistry-Eintrag">137868-52-1</span><span class="editoronly" style="display:none;"></span> (Dinatriumsalz)</li></ul>
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<td style="background:#FFDEAD; color:#202122; border-top:1px solid #FFDEAD; padding:0.2em 0; vertical-align:bottom; width:5%;">
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<td><a href="PubChem" title="PubChem">PubChem</a>
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<td colspan="2"><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/18068">18068</a>
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<td><a href="ChemSpider" title="ChemSpider">ChemSpider</a>
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<td colspan="2"><a rel="nofollow" class="external text" href="https://www.chemspider.com/Chemical-Structure.5256749.html">5256749</a>
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<td><a href="DrugBank" title="DrugBank">DrugBank</a>
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<td colspan="2"><a rel="nofollow" class="external text" href="https://www.drugbank.ca/drugs/DB03501">DB03501</a>
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<td style="border-right:1px solid #a2a9b1;"><a href="Wikidata" title="Wikidata">Wikidata</a>
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<td colspan="2"><a href="https://www.wikidata.org/wiki/Q27102985" class="extiw external" title="d:Q27102985">Q27102985</a>
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<th colspan="2" style="background:#FFDEAD; color:#202122;">Eigenschaften
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<td><a href="Molare_Masse" title="Molare Masse">Molare Masse</a>
</td>
<td>566,3 g·<a href="Mol" title="Mol">mol</a><sup>−1</sup>
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<td><a href="Aggregatzustand" title="Aggregatzustand">Aggregatzustand</a>
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<p>fest (Dinatriumsalz)<sup id="cite_ref-Sigma_1-0" class="reference"><a href="#cite_note-Sigma-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
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<th colspan="2" style="background:#FFDEAD; color:#202122;">Sicherheitshinweise
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<td colspan="2" style="text-align:center"><b><a href="Global_harmonisiertes_System_zur_Einstufung_und_Kennzeichnung_von_Chemikalien" title="Global harmonisiertes System zur Einstufung und Kennzeichnung von Chemikalien">GHS-Gefahrstoffkennzeichnung</a></b><sup id="cite_ref-Sigma_1-1" class="reference"><a href="#cite_note-Sigma-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
<p>Dinatriumsalz
</p>
<table class="hintergrundfarbe-neutral" style="text-align:center; margin-left:auto; margin-right:auto; display:flex; justify-content:center;">
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<td><i>keine GHS-Piktogramme</i>
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</p>
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<td rowspan="2" width="33%" style="border-top:1px #A7A7A7 dashed; border-right:1px #A7A7A7 dashed;"><a href="H-_und_P-S%C3%A4tze" title="H- und P-Sätze">H- und P-Sätze</a>
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<td style="border-top:1px #A7A7A7 dashed;">H: <span title="Untervorlage eingebunden: H-Sätze"></span><i>keine H-Sätze</i>
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<td style="border-top:1px #A7A7A7 dashed;">P: <span title="Untervorlage eingebunden: P-Sätze"></span><i>keine P-Sätze</i><sup id="cite_ref-Sigma_1-2" class="reference"><a href="#cite_note-Sigma-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
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</tbody></table>
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<td colspan="2" style="background:#FFDEAD; color:#202122; font-size:80%; text-align:center; line-height:150%; padding:.25em;">Wenn nicht anders vermerkt, gelten die angegebenen Daten bei <a href="Standardbedingungen" title="Standardbedingungen">Standardbedingungen</a> (0 °C, 1000 hPa).
</td></tr></tbody></table><p><span class="editoronly" style="display:none;"></span>
</p><p><b>UDP-Galactose</b> (<b>Uridindiphosphat-Galactose</b>) ist ein Nucleotid-Zucker, der sich aus dem <a href="Nukleotide" title="Nukleotide">Nucleotid</a> <a href="Uridindiphosphat" title="Uridindiphosphat">Uridindiphosphat</a> und dem <a href="Kohlenhydrate" title="Kohlenhydrate">Zucker</a> <a href="Galactose" title="Galactose">Galactose</a> zusammensetzt.
</p>
<div class="mw-heading mw-heading2"><h2 id="Biosynthese">Biosynthese</h2></div>
<p>Ein <a href="Biosynthese" title="Biosynthese">Biosyntheseweg</a> zu UDP-Galactose ist die Umwandlung von <a href="UDP-Glucose" title="UDP-Glucose">UDP-Glucose</a> mittels einer <a href="Epimerasen" title="Epimerasen">Epimerase</a>.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup>
</p>
<div class="mw-heading mw-heading2"><h2 id="Biologische_Bedeutung">Biologische Bedeutung</h2></div>
<p>UDP-Galactose dient in Lebewesen als Überträger von <a href="Galactose" title="Galactose">Galactose</a>-Einheiten für die Bildung von <a href="Glycoside" title="Glycoside">Glycosiden</a> und <a href="Kohlenhydrate" title="Kohlenhydrate">Sacchariden</a>. Zu den Naturstoffen, die Galactose-Einheiten enthalten und so biosynthetisiert werden, gehören <a href="Galactolipide" title="Galactolipide">Galactolipide</a><sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup>, <a href="Umbelliferose" title="Umbelliferose">Umbelliferose</a>, die aus <a href="Saccharose" title="Saccharose">Saccharose</a> und UDP-Galactose gebildet wird<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>, <a href="Cyanidin-3-O-galactosid" title="Cyanidin-3-O-galactosid">Cyanidin-3-<i>O</i>-galactosid</a><sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> und <a href="Lactose" title="Lactose">Lactose</a> aus <a href="Glucose" title="Glucose">Glucose</a> und UDP-Galactose.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup>
</p>
<div class="mw-heading mw-heading2"><h2 id="Einzelnachweise">Einzelnachweise</h2></div>
<div class="mw-references-wrap"><ol class="references">
<li id="cite_note-Sigma-1"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Sigma_1-0">a</a></sup> <sup><a href="#cite_ref-Sigma_1-1">b</a></sup> <sup><a href="#cite_ref-Sigma_1-2">c</a></sup></span> <span class="reference-text">Datenblatt <span style="font-style:italic;"><a rel="nofollow" class="external text" href="https://www.sigmaaldrich.com/catalog/product/SIGMA/U4500">Uridine 5′-diphosphogalactose disodium salt</a></span> bei <a href="Sigma-Aldrich" title="Sigma-Aldrich">Sigma-Aldrich</a>, abgerufen am 6. Juli 2024 (<a rel="nofollow" class="external text" href="https://www.sigmaaldrich.com/DE/de/sds/SIGMA/U4500?userType=anonymous">PDF</a>).<span class="editoronly" style="display:none;"></span></span>
</li>
<li id="cite_note-2"><span class="mw-cite-backlink"><a href="#cite_ref-2">↑</a></span> <span class="reference-text">Andrea F.N. Rosenberger, Lydia Hangelmann, Andreas Hofinger, Iain B.H. Wilson: <cite style="font-style:italic">UDP-xylose and UDP-galactose synthesis in Trichomonas vaginalis</cite>. In: <cite style="font-style:italic">Molecular and Biochemical Parasitology</cite>. <span style="white-space:nowrap">Band<span style="display:inline-block;width:.2em"> </span>181</span>, <span style="white-space:nowrap">Nr.<span style="display:inline-block;width:.2em"> </span>1</span>, Januar 2012, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>53–56</span>, <a href="Digital_Object_Identifier" title="Digital Object Identifier">doi</a>:<span class="uri-handle" style="white-space:nowrap"><a rel="nofollow" class="external text" href="https://doi.org/10.1016/j.molbiopara.2011.10.001">10.1016/j.molbiopara.2011.10.001</a></span>, <a class="external mw-magiclink-pmid" rel="nofollow" href="https://www.ncbi.nlm.nih.gov/pubmed/22008417?dopt=Abstract">PMID 22008417</a>, <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3223521/">PMC 3223521</a> (freier Volltext).<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rfr_id=info:sid/de.wikipedia.org:UDP-Galactose&rft.atitle=UDP-xylose+and+UDP-galactose+synthesis+in+Trichomonas+vaginalis&rft.au=Andrea+F.N.+Rosenberger%2C+Lydia+Hangelmann%2C+Andreas+Hofinger%2C+...&rft.date=2012-01&rft.doi=10.1016%2Fj.molbiopara.2011.10.001&rft.genre=journal&rft.issue=1&rft.jtitle=Molecular+and+Biochemical+Parasitology&rft.pages=53-56&rft.pmc=3223521&rft.pmid=22008417&rft.volume=181" style="display:none"> </span></span>
</li>
<li id="cite_note-3"><span class="mw-cite-backlink"><a href="#cite_ref-3">↑</a></span> <span class="reference-text">Aernout van Besouw, J.F.G.M. Wintermans: <cite style="font-style:italic">Galactolipid formation in chloroplast envelopes</cite>. In: <cite style="font-style:italic">Biochimica et Biophysica Acta (BBA) - Lipids and Lipid Metabolism</cite>. <span style="white-space:nowrap">Band<span style="display:inline-block;width:.2em"> </span>529</span>, <span style="white-space:nowrap">Nr.<span style="display:inline-block;width:.2em"> </span>1</span>, April 1978, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>44–53</span>, <a href="Digital_Object_Identifier" title="Digital Object Identifier">doi</a>:<span class="uri-handle" style="white-space:nowrap"><a rel="nofollow" class="external text" href="https://doi.org/10.1016/0005-2760%2878%2990102-9">10.1016/0005-2760(78)90102-9</a></span>.<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rfr_id=info:sid/de.wikipedia.org:UDP-Galactose&rft.atitle=Galactolipid+formation+in+chloroplast+envelopes&rft.au=Aernout+van+Besouw%2C+J.F.G.M.+Wintermans&rft.date=1978-04&rft.doi=10.1016%2F0005-2760%2878%2990102-9&rft.genre=journal&rft.issue=1&rft.jtitle=Biochimica+et+Biophysica+Acta+%28BBA%29+-+Lipids+and+Lipid+Metabolism&rft.pages=44-53&rft.volume=529" style="display:none"> </span></span>
</li>
<li id="cite_note-4"><span class="mw-cite-backlink"><a href="#cite_ref-4">↑</a></span> <span class="reference-text">H. Hopf, Otto Kandler: <cite style="font-style:italic">Biosynthesis of Umbelliferose in Aegopodium podagraria</cite>. In: <cite style="font-style:italic">Plant Physiology</cite>. <span style="white-space:nowrap">Band<span style="display:inline-block;width:.2em"> </span>54</span>, <span style="white-space:nowrap">Nr.<span style="display:inline-block;width:.2em"> </span>1</span>, 1. Juli 1974, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>13–14</span>, <a href="Digital_Object_Identifier" title="Digital Object Identifier">doi</a>:<span class="uri-handle" style="white-space:nowrap"><a rel="nofollow" class="external text" href="https://doi.org/10.1104/pp.54.1.13">10.1104/pp.54.1.13</a></span>, <a class="external mw-magiclink-pmid" rel="nofollow" href="https://www.ncbi.nlm.nih.gov/pubmed/16658828?dopt=Abstract">PMID 16658828</a>, <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC541493/">PMC 541493</a> (freier Volltext).<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rfr_id=info:sid/de.wikipedia.org:UDP-Galactose&rft.atitle=Biosynthesis+of+Umbelliferose+in+Aegopodium+podagraria&rft.au=H.+Hopf%2C+Otto+Kandler&rft.date=1974-07-01&rft.doi=10.1104%2Fpp.54.1.13&rft.genre=journal&rft.issue=1&rft.jtitle=Plant+Physiology&rft.pages=13-14&rft.pmc=541493&rft.pmid=16658828&rft.volume=54" style="display:none"> </span></span>
</li>
<li id="cite_note-5"><span class="mw-cite-backlink"><a href="#cite_ref-5">↑</a></span> <span class="reference-text">Yusuke Ban, Satoru Kondo, Benjamin Ewa Ubi, Chikako Honda, Hideo Bessho, Takaya Moriguchi: <cite style="font-style:italic">UDP-sugar biosynthetic pathway: contribution to cyanidin 3-galactoside biosynthesis in apple skin</cite>. In: <cite style="font-style:italic">Planta</cite>. <span style="white-space:nowrap">Band<span style="display:inline-block;width:.2em"> </span>230</span>, <span style="white-space:nowrap">Nr.<span style="display:inline-block;width:.2em"> </span>5</span>, Oktober 2009, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>871–881</span>, <a href="Digital_Object_Identifier" title="Digital Object Identifier">doi</a>:<span class="uri-handle" style="white-space:nowrap"><a rel="nofollow" class="external text" href="https://doi.org/10.1007/s00425-009-0993-4">10.1007/s00425-009-0993-4</a></span>.<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rfr_id=info:sid/de.wikipedia.org:UDP-Galactose&rft.atitle=UDP-sugar+biosynthetic+pathway%3A+contribution+to+cyanidin+3-galactoside+biosynthesis+in+apple+skin&rft.au=Yusuke+Ban%2C+Satoru+Kondo%2C+Benjamin+Ewa+Ubi%2C+...&rft.date=2009-10&rft.doi=10.1007%2Fs00425-009-0993-4&rft.genre=journal&rft.issue=5&rft.jtitle=Planta&rft.pages=871-881&rft.volume=230" style="display:none"> </span></span>
</li>
<li id="cite_note-6"><span class="mw-cite-backlink"><a href="#cite_ref-6">↑</a></span> <span class="reference-text">Kurt E. Ebner: <cite style="font-style:italic">Biosynthesis of Lactose</cite>. In: <cite style="font-style:italic">Journal of Dairy Science</cite>. <span style="white-space:nowrap">Band<span style="display:inline-block;width:.2em"> </span>54</span>, <span style="white-space:nowrap">Nr.<span style="display:inline-block;width:.2em"> </span>8</span>, August 1971, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>1229–1233</span>, <a href="Digital_Object_Identifier" title="Digital Object Identifier">doi</a>:<span class="uri-handle" style="white-space:nowrap"><a rel="nofollow" class="external text" href="https://doi.org/10.3168/jds.S0022-0302%2871%2986007-1">10.3168/jds.S0022-0302(71)86007-1</a></span>.<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rfr_id=info:sid/de.wikipedia.org:UDP-Galactose&rft.atitle=Biosynthesis+of+Lactose&rft.au=Kurt+E.+Ebner&rft.date=1971-08&rft.doi=10.3168%2Fjds.S0022-0302%2871%2986007-1&rft.genre=journal&rft.issue=8&rft.jtitle=Journal+of+Dairy+Science&rft.pages=1229-1233&rft.volume=54" style="display:none"> </span></span>
</li>
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