8j7b

Electron Microscopy
3.22Å resolution

Coordinates of Cryo-EM structure of the Arabidopsis thaliana PSI in state 2 (PSI-ST2)

Released:
Source organism: Arabidopsis thaliana
Related structures: EMD-36037

Function and Biology Details

Reaction catalysed:
Reduced plastocyanin + oxidized ferredoxin + light = oxidized plastocyanin + reduced ferredoxin
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero hexadecamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-235813 (preferred)
Entry contents:
16 distinct polypeptide molecules
Macromolecules (16 distinct):
Chlorophyll a-b binding protein 6, chloroplastic Chain: 1
Molecule details ›
Chain: 1
Length: 241 amino acids
Theoretical weight: 26.02 KDa
Source organism: Arabidopsis thaliana
Expression system: Arabidopsis thaliana
UniProt:
  • Canonical: Q01667 (Residues: 1-241; Coverage: 100%)
Gene names: At3g54890, CAB6, F28P10.130, LHCA1
Sequence domains: Chlorophyll A-B binding protein
Photosystem I chlorophyll a/b-binding protein 2, chloroplastic Chain: 2
Molecule details ›
Chain: 2
Length: 257 amino acids
Theoretical weight: 27.78 KDa
Source organism: Arabidopsis thaliana
Expression system: Arabidopsis thaliana
UniProt:
  • Canonical: Q9SYW8 (Residues: 1-257; Coverage: 100%)
Gene names: At3g61470, F2A19.70, LHCA2
Sequence domains: Chlorophyll A-B binding protein
Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic Chain: 3
Chlorophyll a-b binding protein 4, chloroplastic Chain: 4
Photosystem I P700 chlorophyll a apoprotein A1 Chain: A
Photosystem I P700 chlorophyll a apoprotein A2 Chain: B
Photosystem I iron-sulfur center Chain: C
Photosystem I reaction center subunit II-2, chloroplastic Chain: D
Photosystem I reaction center subunit IV A, chloroplastic Chain: E
Photosystem I reaction center subunit III, chloroplastic Chain: F
Photosystem I reaction center subunit V, chloroplastic Chain: G
Photosystem I reaction center subunit VI-2, chloroplastic Chain: H
Photosystem I reaction center subunit VIII Chain: I
Photosystem I reaction center subunit IX Chain: J
Photosystem I reaction center subunit psaK, chloroplastic Chain: K
Photosystem I reaction center subunit XI, chloroplastic Chain: L

Ligands and Environments

Experiments and Validation Details

Entry percentile scores
Resolution: 3.22Å
Relevant EMDB volumes: EMD-36037
Expression system: Arabidopsis thaliana