Structure of PDB 2bq4 Chain B Binding Site BS05

Receptor Information
>2bq4 Chain B (length=115) Species: 873 (Desulfocurvibacter africanus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PQVPADVVIDHLSNPNAKLEYKVKFSHKAHASLGTDAAACQKCHHKWDGK
SEIGGCATEGCHADTTSFKATEKDPKFLMTAFHSKSPMSCQGCHKEMKTA
KKTTGPTACAQCHNQ
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 chain2bq4 Chain B Residue 1120 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2bq4 The Type I / Type II Cytochrome C(3) Complex: An Electron Transfer Link in the Hydrogen-Sulfate Reduction Pathway.
Resolution1.68 Å
Binding residue
(original residue number in PDB)		D10 L12 E20 Y21
Binding residue
(residue number reindexed from 1)		D10 L12 E20 Y21
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0009055 electron transfer activity
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0009061 anaerobic respiration
Cellular Component
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:2bq4, PDBe:2bq4, PDBj:2bq4
PDBsum2bq4
PubMed16226767
UniProtP94691|CYC3B_DESAF Basic cytochrome c3

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