Structure of PDB 7f4v Chain cB Binding Site BS08

Receptor Information
>7f4v Chain cB (length=725) Species: 251221 (Gloeobacter violaceus PCC 7421) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TRFPKFSQDLAQDPTTRRIWYGIATAHDFESHDGMTEESLYQKLFATHFG
HLAIIFLWSSGNLFHIAWQGNFEQWVSNPTGVVPIAHAIWDPHFGKGAVE
AFTPEGGAGPVNAAYSGLYYLYYTLGMRFNSDLYQGSIFLMVLATVFLIA
GWLHLQPRFRPSLAWFKNAESRLNHHLSALFGVSSLAFAGHMIHVAIPAA
RGQRVDWSNFLNTLPHPAGLAPFFTGNWGVYADPQAGPPILTFIGGLNPA
TGTLWLTDIAHHHLAIAVIFIIAGHMYRTNFGIGHSIKEILDAHKGPLTG
EGHRGLYDTINNSLHFQLGLALASLGVVTSLVAQHTYALPAYFYMPQDHT
TMAALYTHHQYIAGFLMVGAFAHGAIFFVRDYDPKANENNVLARMLEHKE
ALISHLSWVSLFLGFHTLGLYVHNDVMLAFGRPEDQLLIEPVFAQFVQVQ
SGKIIEGIPALFGGPGVTAPGEFLTGWLGSVNANNSPIFLPIGPGDFLVH
HAIALGLHTTTLILVKGALDARGSKLMPDKKDFGFAFPCDGPGRGGTCDI
SAWDAFYLAVFWMLNTIGWVTFYWHWKWISIWGDNVAQFNASSTYLMGWL
RDYLWANSAPLIGGYSPSGGTNALSVWAWMFLFGHLVWATGFMFLIAWRG
YWQELIETLVWAHERTPLANLVRWKDKPVAMSIVQGRLVGLAHFTIGYIL
TYAAFLIASTAALYPNGPAAFTPAI
Ligand information
Ligand IDSF4
InChIInChI=1S/4Fe.4S
InChIKeyLJBDFODJNLIPKO-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7[S]12[Fe]3[S]4[Fe]1[S]5[Fe]2[S]3[Fe]45
CACTVS 3.385S1[Fe]S[Fe]1.S2[Fe]S[Fe]2
FormulaFe4 S4
NameIRON/SULFUR CLUSTER
ChEMBL
DrugBank
ZINC
PDB chain7f4v Chain cA Residue 845 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7f4v Structural basis for the absence of low-energy chlorophylls responsible for photoprotection from a primitive cyanobacterial PSI
Resolution2.04 Å
Binding residue
(original residue number in PDB)		C541 G543 C550 I685
Binding residue
(residue number reindexed from 1)		C539 G541 C548 I683
Annotation score1
Enzymatic activity
Enzyme Commision number 1.97.1.12: photosystem I.
Gene Ontology
Molecular Function
GO:0016168 chlorophyll binding
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0015979 photosynthesis
Cellular Component
GO:0005886 plasma membrane
GO:0009522 photosystem I
GO:0009579 thylakoid
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:7f4v, PDBe:7f4v, PDBj:7f4v
PDBsum7f4v
PubMed
UniProtQ7NFT5|PSAB_GLOVI Photosystem I P700 chlorophyll a apoprotein A2 (Gene Name=psaB)

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