1wb5

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[[Image:1wb5.png|left|200px]]
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==S954A MUTANT OF THE FERULOYL ESTERASE MODULE FROM CLOSTRIDIUM THERMOCELLUM COMPLEXED WITH SYRINGATE==
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<StructureSection load='1wb5' size='340' side='right' caption='[[1wb5]], [[Resolution|resolution]] 1.40&Aring;' scene=''>
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== Structural highlights ==
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<table><tr><td colspan='2'>[[1wb5]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Clostridium_thermocellum Clostridium thermocellum]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1WB5 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1WB5 FirstGlance]. <br>
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</td></tr><tr><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=ACT:ACETATE+ION'>ACT</scene>, <scene name='pdbligand=CD:CADMIUM+ION'>CD</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=SYR:SYRINGATE'>SYR</scene><br>
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<tr><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1dyo|1dyo]], [[1gkk|1gkk]], [[1gkl|1gkl]], [[1h6x|1h6x]], [[1h6y|1h6y]], [[1ohz|1ohz]], [[1wb4|1wb4]], [[1wb6|1wb6]]</td></tr>
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<tr><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Endo-1,4-beta-xylanase Endo-1,4-beta-xylanase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.2.1.8 3.2.1.8] </span></td></tr>
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<tr><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1wb5 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1wb5 OCA], [http://www.rcsb.org/pdb/explore.do?structureId=1wb5 RCSB], [http://www.ebi.ac.uk/pdbsum/1wb5 PDBsum]</span></td></tr>
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<table>
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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/wb/1wb5_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.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/chain_selection.php?pdb_ID=2ata 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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Feruloyl esterases play a key role in the degradation of the intricate structure of the plant cell wall by hydrolysing the ferulate ester groups involved in the cross-linking between hemicelluloses and between hemicellulose and lignin. The structure of the feruloyl esterase module of Clostridium thermocellum cellulosomal xylanase 10B has been reported previously. It displays the alpha/beta hydrolase fold with a classical Ser-His-Asp catalytic triad. Here, the structures of a Ser-Ala mutant of this feruloyl esterase in complexes with methyl syringate, methyl sinapinate and methyl vanillate are described. Substrate binding is accompanied by subtle conformational changes at amino acids Trp982, Met955, Asn1023 and Ile1019 in the ligand-binding cavity. The structural determinants, particularly the m-methoxy substituent, governing the substrate specificity of Xyn10B feruloyl esterase are rationalized.
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{{STRUCTURE_1wb5| PDB=1wb5 | SCENE= }}
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Molecular determinants of substrate specificity in the feruloyl esterase module of xylanase 10B from Clostridium thermocellum.,Tarbouriech N, Prates JA, Fontes CM, Davies GJ Acta Crystallogr D Biol Crystallogr. 2005 Feb;61(Pt 2):194-7. Epub 2005, Jan 19. PMID:15681871<ref>PMID:15681871</ref>
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===S954A MUTANT OF THE FERULOYL ESTERASE MODULE FROM CLOSTRIDIUM THERMOCELLUM COMPLEXED WITH SYRINGATE===
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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</div>
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{{ABSTRACT_PUBMED_15681871}}
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== References ==
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<references/>
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==About this Structure==
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__TOC__
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[[1wb5]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Clostridium_thermocellum Clostridium thermocellum]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1WB5 OCA].
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</StructureSection>
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==Reference==
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<ref group="xtra">PMID:015681871</ref><references group="xtra"/>
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[[Category: Clostridium thermocellum]]
[[Category: Clostridium thermocellum]]
[[Category: Endo-1,4-beta-xylanase]]
[[Category: Endo-1,4-beta-xylanase]]

Revision as of 21:49, 29 September 2014

S954A MUTANT OF THE FERULOYL ESTERASE MODULE FROM CLOSTRIDIUM THERMOCELLUM COMPLEXED WITH SYRINGATE

1wb5, resolution 1.40Å

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