Structure of PDB 6xkw Chain R Binding Site BS01

Receptor Information
>6xkw Chain R (length=181) Species: 272942 (Rhodobacter capsulatus SB 1003) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RRDFLYHATAATGVVVTGAAVWPLINQMNASADVKAMASIFVDVSAVEVG
TQLTVKWRGKPVFIRRRDEKDIELARSVPLGALRDTSAENANKPGAEATD
ENRTLPAFDGTNTGEWLVMLGVCTHLGCVPMGDKSGDFGGWFCPCHGSHY
DSAGRIRKGPAPRNLDIPVAAFVDETTIKLG
Ligand information
Ligand IDFES
InChIInChI=1S/2Fe.2S
InChIKeyNIXDOXVAJZFRNF-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04[Fe]1S[Fe]S1
CACTVS 3.341
OpenEye OEToolkits 1.5.0		S1[Fe]S[Fe]1
FormulaFe2 S2
NameFE2/S2 (INORGANIC) CLUSTER
ChEMBL
DrugBank
ZINC
PDB chain6xkw Chain R Residue 501 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6xkw Cryo-EM structures of engineered active bc 1 -cbb 3 type CIII 2 CIV super-complexes and electronic communication between the complexes.
Resolution5.2 Å
Binding residue
(original residue number in PDB)		C133 H135 L136 C138 C153 C155 H156 S158
Binding residue
(residue number reindexed from 1)		C123 H125 L126 C128 C143 C145 H146 S148
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H156
Catalytic site (residue number reindexed from 1) H146
Enzyme Commision number 7.1.1.8: quinol--cytochrome-c reductase.
Gene Ontology
Molecular Function
GO:0008121 ubiquinol-cytochrome-c reductase activity
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051537 2 iron, 2 sulfur cluster binding
Biological Process
GO:1902600 proton transmembrane transport
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6xkw, PDBe:6xkw, PDBj:6xkw
PDBsum6xkw
PubMed33568648
UniProtD5ANZ2|UCRI_RHOCB Ubiquinol-cytochrome c reductase iron-sulfur subunit (Gene Name=petA)

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