Structure of PDB 1rfs Chain A Binding Site BS01

Receptor Information
>1rfs Chain A (length=127) Species: 3562 (Spinacia oleracea) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TIAKDALGNDVIAAEWLKTHAPGDRTLTQGLKGDPTYLVVESDKTLATFG
INAVCTHLGCVVPFNAAENKFICPCHGSQYNNQGRVVRGPAPLSLALAHC
DVDDGKVVFVPWTETDFRTGEAPWWSA
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 chain1rfs Chain A Residue 200 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1rfs Biological identity and diversity in photosynthesis and respiration: structure of the lumen-side domain of the chloroplast Rieske protein.
Resolution1.83 Å
Binding residue
(original residue number in PDB)		C107 H109 L110 C112 C125 C127 H128 S130
Binding residue
(residue number reindexed from 1)		C55 H57 L58 C60 C73 C75 H76 S78
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H128
Catalytic site (residue number reindexed from 1) H76
Enzyme Commision number 7.1.1.6: plastoquinol--plastocyanin reductase.
Gene Ontology
Molecular Function
GO:0051537 2 iron, 2 sulfur cluster binding
Cellular Component
GO:0016020 membrane

View graph for
Molecular Function
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Cellular Component
External links
PDB RCSB:1rfs, PDBe:1rfs, PDBj:1rfs
PDBsum1rfs
PubMed9438861
UniProtP08980|UCRIA_SPIOL Cytochrome b6-f complex iron-sulfur subunit, chloroplastic (Gene Name=petC)

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