Structure of PDB 1oa1 Chain A Binding Site BS02

Receptor Information
>1oa1 Chain A (length=553) Species: 881 (Nitratidesulfovibrio vulgaris) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MFCFQCQETAKNTGCTVKGMCGKPEETANLQDLLIFVLRGIAIYGEKLKE
LGQPDRSNDDFVLQGLFATITNANWDDARFEAMISEGLARRDKLRNAFLA
VYKAKNGKDFSEPLPEAATWTGDSTAFAEKAKSVGILATENEDVRSLREL
LIIGLKGVAAYAEHAAVLGFRKTEIDEFMLEALASTTKDLSVDEMVALVM
KAGGMAVTTMALLDEANTTTYGNPEITQVNIGVGKNPGILISGHDLKDMA
ELLKQTEGTGVDVYTHGEMLPANYYPAFKKYPHFVGNYGGSWWQQNPEFE
SFNGPILLTTNCLVPLKKENTYLDRLYTTGVVGYEGAKHIADRPAGGAKD
FSALIAQAKKCPPPVEIETGSIVGGFAHHQVLALADKVVEAVKSGAIKRF
VVMAGCDGRQKSRSYYTEVAENLPKDTVILTAGCAKYRYNKLNLGDIGGI
PRVLDAGQCNDSYSLAVIALKLKEVFGLDDINDLPVSYDIAWYEQKAVAV
LLALLFLGVKGIRLGPTLPAFLSPNVAKVLVENFNIKPIGTVQDDIAAMM
AGK
Ligand information
Ligand IDSF3
InChIInChI=1S/4Fe.3S
InChIKeyQQACTBFBZNWJMV-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7S1[Fe][S@@]2[Fe]1[S@@]([Fe]2)[Fe]
OpenEye OEToolkits 2.0.7S1[Fe][S]2[Fe]1[S]([Fe]2)[Fe]
CACTVS 3.385[Fe]S[Fe]S[Fe]S[Fe]
FormulaFe4 S3
NameFE4-S3 CLUSTER
ChEMBL
DrugBank
ZINC
PDB chain1oa1 Chain A Residue 1555 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1oa1 Reduced Hybrid Cluster Proteins (Hcp) from Desulfovibrio Desulfuricans Atcc 27774 and Desulfovibrio Vulgaris (Hildenborough): X-Ray Structures at High Resolution Using Synchrotron Radiation
Resolution1.55 Å
Binding residue
(original residue number in PDB)		H244 E268 W292 C312 C406 C434 C459 E494
Binding residue
(residue number reindexed from 1)		H244 E268 W292 C312 C406 C434 C459 E494
Annotation score1
Enzymatic activity
Enzyme Commision number 1.7.99.1: hydroxylamine reductase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004601 peroxidase activity
GO:0016491 oxidoreductase activity
GO:0016661 oxidoreductase activity, acting on other nitrogenous compounds as donors
GO:0046872 metal ion binding
GO:0050418 hydroxylamine reductase activity
GO:0051536 iron-sulfur cluster binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0042542 response to hydrogen peroxide
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0005737 cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1oa1, PDBe:1oa1, PDBj:1oa1
PDBsum1oa1
PubMed12764602
UniProtP31101|HCP_NITV2 Hydroxylamine reductase (Gene Name=hcp)

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