2c5e: Difference between revisions

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==GDP-MANNOSE-3', 5' -EPIMERASE (ARABIDOPSIS THALIANA), K217A, WITH GDP-ALPHA-D-MANNOSE BOUND IN THE ACTIVE SITE.==
 
<StructureSection load='2c5e' size='340' side='right' caption='[[2c5e]], [[Resolution|resolution]] 1.70&Aring;' scene=''>
==gdp-mannose-3', 5' -epimerase (arabidopsis thaliana), k217a, with gdp-alpha-d-mannose bound in the active site.==
<StructureSection load='2c5e' size='340' side='right'caption='[[2c5e]], [[Resolution|resolution]] 1.70&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[2c5e]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Arath Arath]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2C5E OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2C5E FirstGlance]. <br>
<table><tr><td colspan='2'>[[2c5e]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Arabidopsis_thaliana Arabidopsis thaliana]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2C5E OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2C5E FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=FMT:FORMIC+ACID'>FMT</scene>, <scene name='pdbligand=GDD:GUANOSINE-5-DIPHOSPHATE-ALPHA-D-MANNOSE'>GDD</scene>, <scene name='pdbligand=NAD:NICOTINAMIDE-ADENINE-DINUCLEOTIDE'>NAD</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]] 1.7&#8491;</td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[2c54|2c54]], [[2c59|2c59]], [[2c5a|2c5a]]</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=FMT:FORMIC+ACID'>FMT</scene>, <scene name='pdbligand=GDD:GUANOSINE-5-DIPHOSPHATE-ALPHA-D-MANNOSE'>GDD</scene>, <scene name='pdbligand=NAD:NICOTINAMIDE-ADENINE-DINUCLEOTIDE'>NAD</scene></td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/GDP-mannose_3,5-epimerase GDP-mannose 3,5-epimerase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=5.1.3.18 5.1.3.18] </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=2c5e FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2c5e OCA], [https://pdbe.org/2c5e PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2c5e RCSB], [https://www.ebi.ac.uk/pdbsum/2c5e PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2c5e 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=2c5e FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2c5e OCA], [http://pdbe.org/2c5e PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=2c5e RCSB], [http://www.ebi.ac.uk/pdbsum/2c5e PDBsum]</span></td></tr>
</table>
</table>
== Function ==
[https://www.uniprot.org/uniprot/GME_ARATH GME_ARATH] Catalyzes a reversible epimerization of GDP-D-mannose that precedes the committed step in the biosynthesis of vitamin C (L-ascorbate), resulting in the hydrolysis of the highly energetic glycosyl-pyrophosphoryl linkage. Able to catalyze 2 distinct epimerization reactions and can release both GDP-L-galactose and GDP-L-gulose from GDP-mannose.<ref>PMID:12954627</ref>
== 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/c5/2c5e_consurf.spt"</scriptWhenChecked>
     <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/c5/2c5e_consurf.spt"</scriptWhenChecked>
     <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
     <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
     <text>to colour the structure by Evolutionary Conservation</text>
     <text>to colour the structure by Evolutionary Conservation</text>
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__TOC__
__TOC__
</StructureSection>
</StructureSection>
[[Category: Arath]]
[[Category: Arabidopsis thaliana]]
[[Category: GDP-mannose 3,5-epimerase]]
[[Category: Large Structures]]
[[Category: Major, L L]]
[[Category: Major LL]]
[[Category: Naismith, J H]]
[[Category: Naismith JH]]
[[Category: Wolucka, B A]]
[[Category: Wolucka BA]]
[[Category: 3' 5'-epimerase]]
[[Category: Ascorbate biosynthesis]]
[[Category: Gdp-galactose]]
[[Category: Gdp-gulose]]
[[Category: Gdp-mannose]]
[[Category: Isomerase]]
[[Category: Keto intermediate]]
[[Category: Nad]]
[[Category: Short chain dehydratase/reductase]]
[[Category: Vitamin c]]

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