Structure of PDB 4ko1 Chain M

Receptor sequence
>4ko1M (length=489) Species: 525897 (Desulfomicrobium baculatum DSM 4028) [Search protein sequence]
GKVKISIDPLTRVEGHLKIEVEVKDGKVVDAKCSGGMFRGFEQILRGRDP
RDSSQIVQRICGVCPTAHCTASVMAQDDAFGVKVTTNGRITRNLIFGANY
LQSHILHFYHLAALDYVKGPDVSPFVPRYANADLLTDRIKDGAKADATNT
YGLNQYLKALEIRRICHEMVAMFGGRMPHVQGMVVGGATEIPTADKVAEY
AARFKEVQKFVIEEYLPLIYTLGSVYTDLFETGIGWKNVIAFGVFPEDDD
YKTFLLKPGVYIDGKDEEFDSKLVKEYVGHSFFDHSAPGGLHYSVGETNP
NPDKPGAYSFVKAPRYKDKPCEVGPLARMWVQNPELSPVGQKLLKELYGI
EAKNFRDLGDKAFSIMGRHVARAEETWLTAVAVEKWLKQVQPGAETYVKS
EIPDAAEGTGFTEAPRGALLHYLKIKDKKIENYQIVSATLWNANPRDDMG
QRGPIEEALIGVPVPDIKNPVNVGRLVRSYDPCLGCAVH
3D structure
PDB4ko1 Structural foundations for the O2 resistance of Desulfomicrobium baculatum [NiFeSe]-hydrogenase.
ChainM
Resolution1.55 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R425 T448 C492 C495
Catalytic site (residue number reindexed from 1) R416 T439 C483 C486
Enzyme Commision number 1.18.99.1: Transferred entry: 1.12.7.2.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 SF4 M R68 H188 R59 H179
BS02 FCO M C73 H77 A423 P424 R425 A447 T448 U492 C495 C64 H68 A414 P415 R416 A438 T439 U483 C486
BS03 CA M E51 I444 H498 E42 I435 H489
Gene Ontology
Molecular Function
GO:0008901 ferredoxin hydrogenase activity
GO:0016151 nickel cation binding
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding

View graph for
Molecular Function
External links
PDB RCSB:4ko1, PDBe:4ko1, PDBj:4ko1
PDBsum4ko1
PubMed23811828
UniProtC7LN88

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