CATH Classification

Domain Context

CATH Clusters

Superfamily Photosystem I PsaA/PsaB
Functional Family Photosystem I P700 chlorophyll a apoprotein A2

Enzyme Information

1.97.1.12
Photosystem I.
based on mapping to UniProt P05311
Reduced plastocyanin + oxidized ferredoxin + light = oxidized plastocyanin + reduced ferredoxin.
-!- Contains chlorophyll, phylloquinones, carotenoids and [4Fe-4S] clusters. -!- Cytochrome c6 can act as an alternative electron donor, and flavodoxin as an alternative acceptor in some species.

UniProtKB Entries (2)

P12355
PSAF_SPIOL
Spinacia oleracea
Photosystem I reaction center subunit III, chloroplastic
Q41038
Q41038_PEA
Pisum sativum
Chlorophyll a-b binding protein, chloroplastic

PDB Structure

PDB 3LW5
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structure determination and improved model of plant photosystem I
Amunts, A., Toporik, H., Borovikova, A., Nelson, N.
J.Biol.Chem.