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==The crystal structure of [Fe]-hydrogenase holoenzyme (HMD) from METHANOCALDOCOCCUS JANNASCHII cocrystallized with cyanide==
==The crystal structure of [Fe]-hydrogenase holoenzyme (HMD) from METHANOCALDOCOCCUS JANNASCHII cocrystallized with cyanide==
<StructureSection load='3daf' size='340' side='right' caption='[[3daf]], [[Resolution|resolution]] 1.75&Aring;' scene=''>
<StructureSection load='3daf' size='340' side='right'caption='[[3daf]], [[Resolution|resolution]] 1.75&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[3daf]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Atcc_43067 Atcc 43067]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3DAF OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=3DAF FirstGlance]. <br>
<table><tr><td colspan='2'>[[3daf]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Methanocaldococcus_jannaschii Methanocaldococcus jannaschii]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3DAF OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3DAF FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CMO:CARBON+MONOXIDE'>CMO</scene>, <scene name='pdbligand=CYN:CYANIDE+ION'>CYN</scene>, <scene name='pdbligand=FE2:FE+(II)+ION'>FE2</scene>, <scene name='pdbligand=FEG:5-O-[(S)-{[2-(CARBOXYMETHYL)-6-HYDROXY-3,5-DIMETHYLPYRIDIN-4-YL]OXY}(HYDROXY)PHOSPHORYL]GUANOSINE'>FEG</scene>, <scene name='pdbligand=PO4:PHOSPHATE+ION'>PO4</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]] 1.75&#8491;</td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[2boj|2boj]], [[3f46|3f46]], [[3f47|3f47]]</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CMO:CARBON+MONOXIDE'>CMO</scene>, <scene name='pdbligand=CYN:CYANIDE+ION'>CYN</scene>, <scene name='pdbligand=FE2:FE+(II)+ION'>FE2</scene>, <scene name='pdbligand=FEG:5-O-[(S)-{[2-(CARBOXYMETHYL)-6-HYDROXY-3,5-DIMETHYLPYRIDIN-4-YL]OXY}(HYDROXY)PHOSPHORYL]GUANOSINE'>FEG</scene>, <scene name='pdbligand=PO4:PHOSPHATE+ION'>PO4</scene></td></tr>
<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">hmd, MJ0784 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=2190 ATCC 43067])</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=3daf FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3daf OCA], [https://pdbe.org/3daf PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3daf RCSB], [https://www.ebi.ac.uk/pdbsum/3daf PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3daf ProSAT]</span></td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/5,10-methenyltetrahydromethanopterin_hydrogenase 5,10-methenyltetrahydromethanopterin hydrogenase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=1.12.98.2 1.12.98.2] </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=3daf FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3daf OCA], [http://pdbe.org/3daf PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=3daf RCSB], [http://www.ebi.ac.uk/pdbsum/3daf PDBsum]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
[[http://www.uniprot.org/uniprot/HMD_METJA HMD_METJA]] Catalyzes the reversible reduction of methenyl-H(4)MPT(+) to methylene-H(4)MPT (By similarity).  
[https://www.uniprot.org/uniprot/HMD_METJA HMD_METJA] Catalyzes the reversible reduction of methenyl-H(4)MPT(+) to methylene-H(4)MPT (By similarity).
== 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/da/3daf_consurf.spt"</scriptWhenChecked>
     <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/da/3daf_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: 5,10-methenyltetrahydromethanopterin hydrogenase]]
[[Category: Large Structures]]
[[Category: Atcc 43067]]
[[Category: Methanocaldococcus jannaschii]]
[[Category: Ermler, U]]
[[Category: Ermler U]]
[[Category: Pilak, O]]
[[Category: Pilak O]]
[[Category: Shima, S]]
[[Category: Shima S]]
[[Category: Thauer, R K]]
[[Category: Thauer RK]]
[[Category: Warkentin, E]]
[[Category: Warkentin E]]
[[Category: Helix bundle]]
[[Category: Methanogenesis]]
[[Category: One-carbon metabolism]]
[[Category: Oxidoreductase]]
[[Category: Rossmann fold]]
Retrieved from "https://proteopedia.org/3daf"