Revision as of 12:53, 5 December 2011 editBeetstra (talk | contribs)Edit filter managers, Administrators172,055 edits Saving copy of the {{chembox}} taken from revid 456781584 of page Phosphoenolpyruvic_acid for the Chem/Drugbox validation project (updated: ''). |
Latest revision as of 06:26, 2 January 2025 edit Arthurfragoso (talk | contribs)Extended confirmed users, Template editors4,591 edits Fixes image in dark mode |
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{{Short description|Chemical compound}} |
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{{ambox | text = This page contains a copy of the infobox ({{tl|chembox}}) taken from revid of page ] with values updated to verified values.}} |
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{{chembox |
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{{chembox |
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| Watchedfields = changed |
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| verifiedrevid = 444051320 |
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| verifiedrevid = 464205172 |
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| ImageFile_Ref = {{chemboximage|correct|??}} |
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| ImageFile_Ref = {{chemboximage|correct|??}} |
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| ImageFile=Phosphoenolpyruvic acid.svg |
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| ImageFile=Phosphoenolpyruvic acid.svg |
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|ImageSize= |
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| ImageSize= |
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| ImageClass = skin-invert |
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|IUPACName=2-(phosphonooxy)acrylic acid |
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| ImageFile2 = Phosphoenolpyruvic-acid-from-xtal-3D-bs-17.png |
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|OtherNames=Phosphoenolpyruvic acid, PEP |
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| PIN=2-(Phosphonooxy)prop-2-enoic acid |
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|Section1= {{Chembox Identifiers |
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| OtherNames=Phosphoenolpyruvic acid, PEP |
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| StdInChI_Ref = {{stdinchicite|correct|chemspider}} |
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|Section1={{Chembox Identifiers |
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| IUPHAR_ligand = 4692 |
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| StdInChI_Ref = {{stdinchicite|correct|chemspider}} |
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| StdInChI = 1S/C3H5O6P/c1-2(3(4)5)9-10(6,7)8/h1H2,(H,4,5)(H2,6,7,8) |
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| StdInChI = 1S/C3H5O6P/c1-2(3(4)5)9-10(6,7)8/h1H2,(H,4,5)(H2,6,7,8) |
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| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}} |
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| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}} |
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| CASNo_Ref = {{cascite|correct|CAS}} |
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| CASNo_Ref = {{cascite|correct|CAS}} |
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| CASNo=138-08-9 |
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| CASNo=138-08-9 |
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| UNII_Ref = {{fdacite|correct|FDA}} |
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| PubChem=1005 |
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| UNII = 545YL308OW |
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| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}} |
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| PubChem=1005 |
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| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}} |
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| ChemSpiderID = 980 |
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| ChemSpiderID = 980 |
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| DrugBank_Ref = {{drugbankcite|correct|drugbank}} |
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| DrugBank_Ref = {{drugbankcite|correct|drugbank}} |
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| DrugBank = DB01819 |
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| DrugBank = DB01819 |
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| ChEBI_Ref = {{ebicite|correct|EBI}} |
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| ChEBI_Ref = {{ebicite|correct|EBI}} |
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| ChEBI = 44897 |
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| ChEBI = 44897 |
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| KEGG_Ref = {{keggcite|correct|kegg}} |
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| KEGG = C00074 |
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| SMILES = O=C(O)C(OP(=O)(O)O)=C |
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| SMILES = O=C(O)C(OP(=O)(O)O)=C |
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}} |
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|Section2= {{Chembox Properties |
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|Section2={{Chembox Properties |
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| C=3|H=5|O=6|P=1 |
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| C=3 | H=5 | O=6 | P=1 |
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| MolarMass=168.042 |
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| MolarMass=168.042 |
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|Section3= {{Chembox Hazards |
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|Section3={{Chembox Hazards |
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}} |
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'''Phosphoenolpyruvate''' ('''2-phosphoenolpyruvate''', '''PEP''') is the ] derived from the ] of ] and ]. It exists as an ]. PEP is an important intermediate in ]. It has the ] bond found (−61.9 kJ/mol) in organisms, and is involved in ] and ]. In plants, it is also involved in the biosynthesis of various ] compounds, and in ]; in bacteria, it is also used as the source of energy for the ].<ref>{{cite book |last=Berg |first=Jeremy M. |author2=Tymoczko, Stryer |title=Biochemistry |year=2002 |edition=5th |publisher=] |location=New York |isbn=0-7167-3051-0 |url=https://archive.org/details/biochemistrychap00jere |url-access=registration }}</ref><ref>Nelson, D. L.; Cox, M. M. "Lehninger, Principles of Biochemistry" 3rd Ed. Worth Publishing: New York, 2000. {{ISBN|1-57259-153-6}}.</ref> |
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==In glycolysis== |
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PEP is formed by the action of the ] ] on ]. Metabolism of PEP to ] by ] (PK) generates ] (ATP) via ]. ATP is one of the major currencies of chemical energy within ]s. |
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{| style="background: white; text-align:center;" |
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| style="background:lightgreen" | ] |
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| colspan="2" style="background:pink; width:75px" | ] |
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| style="background:lightgreen" | '''phosphoenolpyruvate''' |
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| colspan="2" style="background:pink; width:75px" | ] |
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| style="background:lightgreen" | ] |
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| rowspan="5" | ] |
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| colspan="2" style="width:75px" | |
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| rowspan="5" | ] |
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| colspan="2" style="width:75px" | |
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| rowspan="5" | ] |
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| H<sub>2</sub>O |
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| ] |
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| ] |
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| colspan="2" style="width:75px" | ] |
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| colspan="2" style="width:75px" |] |
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| H<sub>2</sub>O |
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| colspan="2" style="width:75px" | |
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{{KEGG compound|C00631}} {{KEGG enzyme|4.2.1.11}} {{KEGG compound|C00074}} {{KEGG enzyme|2.7.1.40}} {{KEGG compound|C00022}} |
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==In gluconeogenesis== |
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PEP is formed from the ] of ] and ] of one ] molecule. This reaction is ] by the enzyme ] (PEPCK). This reaction is a ] in gluconeogenesis:<ref>{{cite web |url=http://www.ebi.ac.uk/interpro/IEntry?ac=IPR008209 |title=InterPro: IPR008209 Phosphoenolpyruvate carboxykinase, GTP-utilising |access-date=2007-08-17 }}</ref> |
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:GTP + oxaloacetate → GDP + phosphoenolpyruvate + CO<sub>2</sub> |
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== Interactive pathway map == |
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{{GlycolysisGluconeogenesis_WP534|highlight=Phosphoenolpyruvic_acid}} |
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== In plants == |
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PEP may be used for the synthesis of ] through the ].<ref>{{cite web |url=http://www.biocarta.com/pathfiles/chorismatePathway.asp |title=BioCarta - Charting Pathways of Life |access-date=2007-08-17 }}</ref> Chorismate may then be metabolized into the aromatic ]s (], ] and ]) and other aromatic compounds. The first step is when Phosphoenolpyruvate and ] react to form ] (DAHP), in a reaction catalyzed by the enzyme ]. |
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:]{{clear-left}} |
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In addition, in ], PEP serves as an important ] in ]. The chemical equation, as catalyzed by ] (PEP carboxylase), is: |
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:PEP + {{chem2|HCO3(−)}} → oxaloacetate |
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==References== |
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<references /> |
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{{glycolysis}} |
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] |
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] |
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] |
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] |