1w31

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(New page: 200px<br /> <applet load="1w31" size="450" color="white" frame="true" align="right" spinBox="true" caption="1w31, resolution 1.9&Aring;" /> '''YEAST 5-AMINOLAEVULI...)
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[[Image:1w31.gif|left|200px]]<br />
 
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<applet load="1w31" size="450" color="white" frame="true" align="right" spinBox="true"
 
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caption="1w31, resolution 1.9&Aring;" />
 
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'''YEAST 5-AMINOLAEVULINIC ACID DEHYDRATASE 5-HYDROXYLAEVULINIC ACID COMPLEX'''<br />
 
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==Overview==
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==YEAST 5-AMINOLAEVULINIC ACID DEHYDRATASE 5-HYDROXYLAEVULINIC ACID COMPLEX==
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The X-ray structure of the enzyme 5-aminolaevulinic acid dehydratase, (ALAD) from yeast complexed with the competitive inhibitor, 5-hydroxylaevulinic acid has been determined at a resolution of 1.9 A. The, structure shows that the inhibitor is bound by a Schiff-base link to one, of the invariant active-site lysine residues (Lys263). The inhibitor, appears to bind in two well defined conformations and the interactions, made by it suggest that it is a very close analogue of the substrate, 5-aminolaevulinic acid (ALA).
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<StructureSection load='1w31' size='340' side='right'caption='[[1w31]], [[Resolution|resolution]] 1.90&Aring;' scene=''>
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== Structural highlights ==
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<table><tr><td colspan='2'>[[1w31]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Saccharomyces_cerevisiae Saccharomyces cerevisiae]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1W31 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1W31 FirstGlance]. <br>
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</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.9&#8491;</td></tr>
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<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=SHO:5-HYDROXYLAEVULINIC+ACID'>SHO</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1w31 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1w31 OCA], [https://pdbe.org/1w31 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1w31 RCSB], [https://www.ebi.ac.uk/pdbsum/1w31 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1w31 ProSAT]</span></td></tr>
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/HEM2_YEAST HEM2_YEAST] Catalyzes an early step in the biosynthesis of tetrapyrroles. Binds two molecules of 5-aminolevulinate per subunit, each at a distinct site, and catalyzes their condensation to form porphobilinogen.
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== Evolutionary Conservation ==
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[[Image:Consurf_key_small.gif|200px|right]]
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Check<jmol>
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<jmolCheckbox>
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<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/w3/1w31_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.spt</scriptWhenUnchecked>
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<text>to colour the structure by Evolutionary Conservation</text>
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</jmolCheckbox>
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</jmol>, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1w31 ConSurf].
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<div style="clear:both"></div>
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<div style="background-color:#fffaf0;">
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== Publication Abstract from PubMed ==
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The X-ray structure of the enzyme 5-aminolaevulinic acid dehydratase (ALAD) from yeast complexed with the competitive inhibitor 5-hydroxylaevulinic acid has been determined at a resolution of 1.9 A. The structure shows that the inhibitor is bound by a Schiff-base link to one of the invariant active-site lysine residues (Lys263). The inhibitor appears to bind in two well defined conformations and the interactions made by it suggest that it is a very close analogue of the substrate 5-aminolaevulinic acid (ALA).
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==About this Structure==
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Structure of yeast 5-aminolaevulinic acid dehydratase complexed with the inhibitor 5-hydroxylaevulinic acid.,Erskine PT, Coates L, Newbold R, Brindley AA, Stauffer F, Beaven GD, Gill R, Coker A, Wood SP, Warren MJ, Shoolingin-Jordan PM, Neier R, Cooper JB Acta Crystallogr D Biol Crystallogr. 2005 Sep;61(Pt 9):1222-6. Epub 2005, Aug 16. PMID:16131755<ref>PMID:16131755</ref>
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1W31 is a [[http://en.wikipedia.org/wiki/Single_protein Single protein]] structure of sequence from [[http://en.wikipedia.org/wiki/Saccharomyces_cerevisiae Saccharomyces cerevisiae]] with ZN and SHO as [[http://en.wikipedia.org/wiki/ligands ligands]]. Active as [[http://en.wikipedia.org/wiki/ ]], with EC number [[http://www.brenda-enzymes.info/php/result_flat.php4?ecno=4.2.1.24 4.2.1.24]]. Full crystallographic information is available from [[http://ispc.weizmann.ac.il/oca-bin/ocashort?id=1W31 OCA]].
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==Reference==
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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Structure of yeast 5-aminolaevulinic acid dehydratase complexed with the inhibitor 5-hydroxylaevulinic acid., Erskine PT, Coates L, Newbold R, Brindley AA, Stauffer F, Beaven GD, Gill R, Coker A, Wood SP, Warren MJ, Shoolingin-Jordan PM, Neier R, Cooper JB, Acta Crystallogr D Biol Crystallogr. 2005 Sep;61(Pt 9):1222-6. Epub 2005, Aug 16. PMID:[http://ispc.weizmann.ac.il//pmbin/getpm?pmid=16131755 16131755]
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</div>
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[[Category: Saccharomyces cerevisiae]]
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<div class="pdbe-citations 1w31" style="background-color:#fffaf0;"></div>
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[[Category: Single protein]]
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[[Category: Beaven, G.D.E.]]
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[[Category: Brindley, A.A.]]
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[[Category: Coates, L.]]
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[[Category: Cooper, J.B.]]
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[[Category: Erskine, P.T.]]
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[[Category: Gill, R.]]
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[[Category: Neier, R.]]
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[[Category: Newbold, R.]]
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[[Category: Shoolingin-Jordan, P.M.]]
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[[Category: Stauffer, F.]]
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[[Category: Warren, M.J.]]
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[[Category: Wood, S.P.]]
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[[Category: SHO]]
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[[Category: ZN]]
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[[Category: aldolase]]
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[[Category: dehydratase]]
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[[Category: heme biosynthesis]]
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[[Category: lyase]]
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[[Category: tetrapyrrole synthesis]]
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[[Category: tim barrel]]
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[[Category: zinc]]
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''Page seeded by [http://ispc.weizmann.ac.il/oca OCA ] on Mon Oct 29 18:15:27 2007''
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==See Also==
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*[[Porphobilinogen synthase|Porphobilinogen synthase]]
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== References ==
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<references/>
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__TOC__
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</StructureSection>
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[[Category: Large Structures]]
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[[Category: Saccharomyces cerevisiae]]
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[[Category: Beaven GDE]]
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[[Category: Brindley AA]]
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[[Category: Coates L]]
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[[Category: Cooper JB]]
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[[Category: Erskine PT]]
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[[Category: Gill R]]
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[[Category: Neier R]]
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[[Category: Newbold R]]
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[[Category: Shoolingin-Jordan PM]]
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[[Category: Stauffer F]]
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[[Category: Warren MJ]]
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[[Category: Wood SP]]

Current revision

YEAST 5-AMINOLAEVULINIC ACID DEHYDRATASE 5-HYDROXYLAEVULINIC ACID COMPLEX

PDB ID 1w31

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