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 (5)

P12357
PSAG_SPIOL
Spinacia oleracea
Photosystem I reaction center subunit V, chloroplastic
A5Z2K3
A5Z2K3_SOYBN
Glycine max
Photosystem I subunit PsaD
A4GGC6
PSAJ_PHAVU
Phaseolus vulgaris
Photosystem I reaction center subunit IX
Q32904
CB23_PEA
Pisum sativum
Chlorophyll a-b binding protein 3, chloroplastic
Q01667
CAB6_ARATH
Arabidopsis thaliana
Chlorophyll a-b binding protein 6, chloroplastic

PDB Structure

PDB 4XK8
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural basis for energy transfer pathways in the plant PSI-LHCI supercomplex
Qin, X., Suga, M., Kuang, T., Shen, J.R.
Science
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