Structure of PDB 4rku Chain B Binding Site BS01

Receptor Information
>4rku Chain B (length=731) Species: 3888 (Pisum sativum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LRIPRFSQGLAQDPTTRRIWFGIATAHDFESHDDITEGRLYQNIFASHFG
QLAIIFLWTSGNLFHVAWQGNFEAWVQDPFHVRPIAHAIWDPHFGQPAVE
AFTRGGALGPVNNAYSGVYQWWYTIGLRTNEDLYTGAIFLLFLSFISLLA
GWLHLQPKWKPSVSWFKNAESRLNHHLSGLFGVSSLAWAGHLVHVAIPGS
RGEYVRWNNFLDVLPYPQGLGPLLTGQWNLYAQNPSSSNHLFGTTQGAGT
AILTILGGFHPQTQSLWLTDMAHHHLAIAFLFLIGGLMYRTNFGIGHSIK
YILEAHIPPGGRLGRGHKGLYDTINNSIHFQLGLALASLGVITSLVAQHM
YSLPAYAFIAQDFTTQAALYTHHQYIAGFIMTGAFAHGPIFFIRDYNPEQ
NADNVLARMLEHKEAIISHLSWASLFLGFHTLGLYVHNDVMLAFGTPEKQ
ILIEPIFAQWIQSAHGKTSYGFDVLLSSTNSPALNAGRSIWLPGWLNAIN
ENSNSLFLTIGPGDFLVHHAIALGLHTTTLILVKGALDARGSKLMPDKKD
FGYSFPCDGPGRGGTCDISAWDDFYLAVFWMLNTIGWVTFYWHWKHITLW
QGNVSQFNESSTYLMGWLRDYLWLNSSQLINGYTPLVCNSLSVWAWMFLF
GHLVWATGFMFLISWRGYWQELIETLAWAHERTPLANLIRWRDKPVALSI
VQARLVGLVHFSVGYIFTYAAFLIASTSGKF
Ligand information
>4rku Chain I (length=26) Species: 3888 (Pisum sativum) [Search peptide sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
PSLFVPLVGLLFPAVAMASLFLHVEK
Receptor-Ligand Complex Structure
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PDB4rku Crystal structure of plant Photosystem I at 3.1 Angstrom resolution
Resolution3.0 Å
Binding residue
(original residue number in PDB)		I5 R20 W92 D695
Binding residue
(residue number reindexed from 1)		I3 R18 W90 D693
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:0009507 chloroplast
GO:0009522 photosystem I
GO:0009535 chloroplast thylakoid membrane
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:4rku, PDBe:4rku, PDBj:4rku
PDBsum4rku
PubMed
UniProtP05311|PSAB_PEA Photosystem I P700 chlorophyll a apoprotein A2 (Gene Name=psaB)

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