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==CRYSTAL STRUCTURE OF N-ACETYLNEURAMINATE LYASE FROM E. COLI MUTANT L142R IN COMPLEX WITH B-HYDROXYPYRUVATE==
 
<StructureSection load='1hl2' size='340' side='right' caption='[[1hl2]], [[Resolution|resolution]] 1.80&Aring;' scene=''>
==Crystal structure of N-acetylneuraminate lyase from E. coli mutant L142R in complex with b-hydroxypyruvate==
<StructureSection load='1hl2' size='340' side='right'caption='[[1hl2]], [[Resolution|resolution]] 1.80&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[1hl2]] is a 4 chain structure with sequence from [http://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1HL2 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1HL2 FirstGlance]. <br>
<table><tr><td colspan='2'>[[1hl2]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1HL2 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1HL2 FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=3PY:3-HYDROXYPYRUVIC+ACID'>3PY</scene></td></tr>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.8&#8491;</td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1fdy|1fdy]], [[1fdz|1fdz]], [[1nal|1nal]]</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=3PY:3-HYDROXYPYRUVIC+ACID'>3PY</scene></td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/N-acetylneuraminate_lyase N-acetylneuraminate lyase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=4.1.3.3 4.1.3.3] </span></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1hl2 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1hl2 OCA], [https://pdbe.org/1hl2 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1hl2 RCSB], [https://www.ebi.ac.uk/pdbsum/1hl2 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1hl2 ProSAT]</span></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1hl2 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1hl2 OCA], [http://www.rcsb.org/pdb/explore.do?structureId=1hl2 RCSB], [http://www.ebi.ac.uk/pdbsum/1hl2 PDBsum]</span></td></tr>
</table>
</table>
== Function ==
[https://www.uniprot.org/uniprot/NANA_ECOLI NANA_ECOLI] Catalyzes the cleavage of N-acetylneuraminic acid (sialic acid) to form pyruvate and N-acetylmannosamine via a Schiff base intermediate.[HAMAP-Rule:MF_01237]
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
Check<jmol>
   <jmolCheckbox>
   <jmolCheckbox>
     <scriptWhenChecked>select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/hl/1hl2_consurf.spt"</scriptWhenChecked>
     <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/hl/1hl2_consurf.spt"</scriptWhenChecked>
     <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
     <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.spt</scriptWhenUnchecked>
     <text>to colour the structure by Evolutionary Conservation</text>
     <text>to colour the structure by Evolutionary Conservation</text>
   </jmolCheckbox>
   </jmolCheckbox>
</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].
</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=1hl2 ConSurf].
<div style="clear:both"></div>
<div style="clear:both"></div>
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>
</div>
<div class="pdbe-citations 1hl2" style="background-color:#fffaf0;"></div>
==See Also==
*[[N-acetylneuraminate lyase 3D structures|N-acetylneuraminate lyase 3D structures]]
== References ==
== References ==
<references/>
<references/>
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</StructureSection>
</StructureSection>
[[Category: Escherichia coli]]
[[Category: Escherichia coli]]
[[Category: N-acetylneuraminate lyase]]
[[Category: Large Structures]]
[[Category: Fersht, A R]]
[[Category: Fersht AR]]
[[Category: Joerger, A C]]
[[Category: Joerger AC]]
[[Category: Carbohydrate metabolism]]
[[Category: Class i aldolase]]
[[Category: Lyase]]
[[Category: Schiff base]]

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