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==Crystal structure of an O2-tolerant [NiFe]-hydrogenase from Ralstonia eutropha in its as-isolated form - oxidized state 1==
==Crystal structure of an O2-tolerant [NiFe]-hydrogenase from Ralstonia eutropha in its as-isolated form - oxidized state 1==
<StructureSection load='4iub' size='340' side='right' caption='[[4iub]], [[Resolution|resolution]] 1.61&Aring;' scene=''>
<StructureSection load='4iub' size='340' side='right'caption='[[4iub]], [[Resolution|resolution]] 1.61&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[4iub]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Alcaligenes_eutropha_h16 Alcaligenes eutropha h16]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4IUB OCA]. <br>
<table><tr><td colspan='2'>[[4iub]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Cupriavidus_necator_H16 Cupriavidus necator H16]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4IUB OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=4IUB FirstGlance]. <br>
</td></tr><tr><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=F3S:FE3-S4+CLUSTER'>F3S</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene>, <scene name='pdbligand=NFV:NI-FE+OXIDIZED+ACTIVE+CENTER'>NFV</scene>, <scene name='pdbligand=PO4:PHOSPHATE+ION'>PO4</scene>, <scene name='pdbligand=S3F:OXIDIZED+[FE4-S3]+CLUSTER'>S3F</scene>, <scene name='pdbligand=SF4:IRON/SULFUR+CLUSTER'>SF4</scene><br>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.61&#8491;</td></tr>
<tr><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[4iuc|4iuc]], [[4iud|4iud]]</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene>, <scene name='pdbligand=PO4:PHOSPHATE+ION'>PO4</scene>, <scene name='pdbligand=S3F:OXIDIZED+[FE4-S3]+CLUSTER'>S3F</scene></td></tr>
<tr><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">hoxG, PHG002 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=381666 Alcaligenes eutropha H16]), hoxK, PHG001 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=381666 Alcaligenes eutropha H16])</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=4iub FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4iub OCA], [https://pdbe.org/4iub PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=4iub RCSB], [https://www.ebi.ac.uk/pdbsum/4iub PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=4iub ProSAT]</span></td></tr>
<tr><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Glucokinase Glucokinase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.7.1.2 2.7.1.2] </span></td></tr>
</table>
<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=4iub FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4iub OCA], [http://www.rcsb.org/pdb/explore.do?structureId=4iub RCSB], [http://www.ebi.ac.uk/pdbsum/4iub PDBsum]</span></td></tr>
== Function ==
<table>
[https://www.uniprot.org/uniprot/MBHL_CUPNH MBHL_CUPNH] This enzyme recycles the H(2) produced by nitrogenase to increase the production of ATP and to protect nitrogenase against inhibition or damage by O(2) under carbon- or phosphate-limited conditions.
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
== Publication Abstract from PubMed ==
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Reversible [4Fe-3S] cluster morphing in an O2-tolerant [NiFe] hydrogenase.,Frielingsdorf S, Fritsch J, Schmidt A, Hammer M, Lowenstein J, Siebert E, Pelmenschikov V, Jaenicke T, Kalms J, Rippers Y, Lendzian F, Zebger I, Teutloff C, Kaupp M, Bittl R, Hildebrandt P, Friedrich B, Lenz O, Scheerer P Nat Chem Biol. 2014 May;10(5):378-85. doi: 10.1038/nchembio.1500. Epub 2014 Apr, 6. PMID:24705592<ref>PMID:24705592</ref>
Reversible [4Fe-3S] cluster morphing in an O2-tolerant [NiFe] hydrogenase.,Frielingsdorf S, Fritsch J, Schmidt A, Hammer M, Lowenstein J, Siebert E, Pelmenschikov V, Jaenicke T, Kalms J, Rippers Y, Lendzian F, Zebger I, Teutloff C, Kaupp M, Bittl R, Hildebrandt P, Friedrich B, Lenz O, Scheerer P Nat Chem Biol. 2014 May;10(5):378-85. doi: 10.1038/nchembio.1500. Epub 2014 Apr, 6. PMID:24705592<ref>PMID:24705592</ref>


From MEDLINE®/PubMed®, 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 4iub" style="background-color:#fffaf0;"></div>
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
[[Category: Alcaligenes eutropha h16]]
[[Category: Cupriavidus necator H16]]
[[Category: Hydrogen:quinone oxidoreductase]]
[[Category: Large Structures]]
[[Category: Frielingsdorf, S.]]
[[Category: Frielingsdorf S]]
[[Category: Fritsch, J.]]
[[Category: Fritsch J]]
[[Category: Lenz, O.]]
[[Category: Lenz O]]
[[Category: Scheerer, P.]]
[[Category: Scheerer P]]
[[Category: Schmidt, A.]]
[[Category: Schmidt A]]
[[Category: Aerobic hydrogen bacteria]]
[[Category: Bimetallic]]
[[Category: Hydrogen catalysis]]
[[Category: Iron-sulfur cluster]]
[[Category: Knallgas bacteria]]
[[Category: Membrane-bound]]
[[Category: Metalloenzyme]]
[[Category: Metalloprotein catalytic center]]
[[Category: Ni-fe active site]]
[[Category: Nickel-iron cofactor]]
[[Category: Oxidized state]]
[[Category: Oxidoreductase]]
[[Category: Oxygen-tolerant hydrogenase]]
[[Category: Proteobacteria]]
[[Category: Reduced state]]
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