Structure of PDB 4ko2 Chain T Binding Site BS01

Receptor Information
>4ko2 Chain T (length=279) Species: 899 (Desulfomicrobium baculatum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AKKAPVIWVQGQGCTGCSVSLLNAVHPRIKEILLDVISLEFHPTVMASEG
EMALAHMYEIAEKFNGNFFLLVEGAIPTAKEGRYCIVGETLDAKGHHHEV
TMMELIRDLAPKSLATVAVGTCSAYGGIPAAEGNVTGSKSVRDFFADEKI
EKLLVNVPGCPPHPDWMVGTLVAAWSHVLNPTEHPLPELDDDGRPLLFFG
DNIHENCPYLDKYDNSEFAETFTKPGCKAELGCKGPSTYADCAKRRWNNG
INWCVENAVCIGCVEPDFPDGKSPFYVAE
Ligand information
Ligand IDSF4
InChIInChI=1S/4Fe.4S
InChIKeyLJBDFODJNLIPKO-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7[S]12[Fe]3[S]4[Fe]1[S]5[Fe]2[S]3[Fe]45
CACTVS 3.385S1[Fe]S[Fe]1.S2[Fe]S[Fe]2
FormulaFe4 S4
NameIRON/SULFUR CLUSTER
ChEMBL
DrugBank
ZINC
PDB chain4ko2 Chain T Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4ko2 Structural foundations for the O2 resistance of Desulfomicrobium baculatum [NiFeSe]-hydrogenase.
Resolution1.6 Å
Binding residue
(original residue number in PDB)		H208 C211 Y213 L214 Y217 C231 K232 A233 C237 P240 V259
Binding residue
(residue number reindexed from 1)		H204 C207 Y209 L210 Y213 C227 K228 A229 C233 P236 V255
Annotation score1
Enzymatic activity
Enzyme Commision number 1.12.99.6: hydrogenase (acceptor).
Gene Ontology
Molecular Function
GO:0008901 ferredoxin hydrogenase activity
GO:0009055 electron transfer activity
GO:0016491 oxidoreductase activity
GO:0033748 hydrogenase (acceptor) activity
GO:0046872 metal ion binding
GO:0051536 iron-sulfur cluster binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0009061 anaerobic respiration
Cellular Component
GO:0009375 ferredoxin hydrogenase complex
GO:0016020 membrane
GO:0042597 periplasmic space
GO:0044569 [Ni-Fe] hydrogenase complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4ko2, PDBe:4ko2, PDBj:4ko2
PDBsum4ko2
PubMed23811828
UniProtP13063|PHSS_DESBA Periplasmic [NiFeSe] hydrogenase small subunit

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