Structure of PDB 7dr2 Chain aB Binding Site BS08

Receptor Information
>7dr2 Chain aB (length=706) Species: 2762 (Cyanophora paradoxa) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GTKFPKASQALAQDPTTRRIWYGIATANDFETNDGITEENLYQKIFASHF
GHLAIIFLWTSGNLFHVAWQGNFEQWVKDPLNTRPIAHAISDPHFGQRAI
EAFSQAGASSPVNISYSGVYQWWYTQGMRTNEELYNGAIFLLILSALSLF
AGWLHLQPKFRPNLSWFKNAESRLNHHLGGLFGTSSLAWTGHIVHVAIPE
SRGQHVGWDNFLQVAPHPAGLQPFFTGNWGVYTENPDTANHVFGSSDGAG
TAILTFLGGFHPQTQSLWLTDIAHHHLAIAVLFIVAGHMYGLYDTVNNSL
HFQLGLALAALGVITSLVAQHMYSIPPYAYLARDFTTQAALYTHHQYIAG
FLMVGAFAHGAIFLVRDYDAEQNKNNVLARIIDHKEAIISHLSWVSLFLG
FHTLGLYVHNDVVQAFGTPEKQILIEPVFAQWIQSVHGKSLYGFEVLLNN
ADSITRVAPGSAQPIWLPGWLDAINSGNNSLFLTIGPGDFLVHHAIALGL
HTTTLILVKGALDARGSKLMPDKKDFGYSFPCDGPGRGGTCDISAWDAFY
LAVFWMLNTIGWTTFYWHWKHLGVWQGNVAQFNESSTYLMGWFRDYLWLN
SSQLINGYNPFGMNNLSVWAWMFLFGHLIWATGFMFLISWRGYWQELIET
LVWAHERTPLANLVRWKDKPVALSIVQARLVGLAHFAVGYIVTYAAFLIA
STASKF
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 chain7dr2 Chain aB Residue 802 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7dr2 Structural insights into an evolutionary turning-point of photosystem I from prokaryotes to eukaryotes
Resolution3.8 Å
Binding residue
(original residue number in PDB)		C562 G564 P565 C571 W670 I705
Binding residue
(residue number reindexed from 1)		C532 G534 P535 C541 W640 I675
Annotation score1
Enzymatic activity
Enzyme Commision number 1.97.1.12: photosystem I.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0009055 electron transfer activity
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:0009522 photosystem I
GO:0009579 thylakoid
GO:0009842 cyanelle
GO:0016020 membrane
GO:0033115 cyanelle thylakoid membrane
GO:0042651 thylakoid membrane

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:7dr2, PDBe:7dr2, PDBj:7dr2
PDBsum7dr2
PubMed
UniProtP48113|PSAB_CYAPA Photosystem I P700 chlorophyll a apoprotein A2 (Gene Name=psaB)

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