Structure of PDB 1fs7 Chain A Binding Site BS01

Receptor Information
>1fs7 Chain A (length=471) Species: 844 (Wolinella succinogenes) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KTAHSQGIEGKAMSEEWARYYPRQFDSWKKTKESDNITDMLKEKPALVVA
WAGYPFSKDYNAPRGHYYALQDNINTLRTGAPVDGKTGPLPSACWTCKSP
DVPRIIEQDGELEYFTGKWAKYGDEIVNTIGCYNCHDDKSAELKSKVPYL
DRGLSAAGFKTFAESTHQEKRSLVCAQCHVEYYFKKTEWKDDKGVDKTAM
VVTLPWSKGISTEQMEAYYDEINFADWTHGISKTPMLKAQHPDWELYKTG
IHGQKGVSCADCHMPYTQEGAVKYSDHKVGNPLDNMDKSCMNCHRESEQK
LKDIVKQKFERKEFLQDIAFDNIGKAHLETGKAMELGATDAELKEIRTHI
RHAQWRADMAIAGHGSFFHAPEEVLRLLASGNEEAQKARIKLVKVLAKYG
AIDYVAPDFETKEKAQKLAKVDMEAFIAEKLKFKQTLEQEWKKQAIAKGR
LNPESLKGVDEKSSYYDKTKK
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain1fs7 Chain A Residue 651 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1fs7 Cytochrome c nitrite reductase from Wolinella succinogenes. Structure at 1.6 A resolution, inhibitor binding, and heme-packing motifs.
Resolution1.6 Å
Binding residue
(original residue number in PDB)		E217 Y218 K274 Q276
Binding residue
(residue number reindexed from 1)		E181 Y182 K238 Q240
Annotation score1
Enzymatic activity
Enzyme Commision number 1.7.2.2: nitrite reductase (cytochrome; ammonia-forming).
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding
GO:0016491 oxidoreductase activity
GO:0020037 heme binding
GO:0042279 nitrite reductase (cytochrome, ammonia-forming) activity
GO:0046872 metal ion binding
Biological Process
GO:0009061 anaerobic respiration
GO:0019645 anaerobic electron transport chain
GO:0042128 nitrate assimilation
Cellular Component
GO:0030288 outer membrane-bounded periplasmic space
GO:0042597 periplasmic space

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1fs7, PDBe:1fs7, PDBj:1fs7
PDBsum1fs7
PubMed10984487
UniProtQ9S1E5|NRFA_WOLSU Cytochrome c-552 (Gene Name=nrfA)

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