8z11

Electron Microscopy
2.74Å resolution

Cryo-EM structure of haptophyte photosystem I

Released:
Source organism: Isochrysis galbana
Related structures: EMD-39717

Function and Biology Details

Reaction catalysed:
Reduced plastocyanin + oxidized ferredoxin + light = oxidized plastocyanin + reduced ferredoxin
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero 35-mer (preferred)
PDBe Complex ID:
PDB-CPX-284092 (preferred)
Entry contents:
31 distinct polypeptide molecules
Macromolecules (31 distinct):
iFCPI-7 Chain: A
Molecule details ›
Chain: A
Length: 209 amino acids
Theoretical weight: 22.84 KDa
Source organism: Isochrysis galbana
iFCPI-1 Chain: B
Molecule details ›
Chain: B
Length: 209 amino acids
Theoretical weight: 22.26 KDa
Source organism: Isochrysis galbana
iFCPI-11 Chain: C
iFCPI-6 Chain: D
iFCPI-5 Chain: E
iFCPI-8 Chain: F
iFCPI-13 Chain: G
iFCPI-10 Chain: H
iFCPI-3 Chain: I
iFCPI-9 Chain: J
iFCPI-4 Chain: K
iFCPI-12 Chain: L
iFCPI-15/14/16 Chains: M, P, W
iFCPI-17 Chain: N
iFCPI-20/19/21 Chains: O, R, T
iFCPI-18 Chain: Q
iFCPI-22 Chain: S
iFCPI-2 Chain: U
L-iFP Chain: V
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 Chain: d
PsaE Chain: e
Photosystem I reaction center subunit III Chain: f
Photosystem I reaction center subunit VIII Chain: i
Photosystem I reaction center subunit IX Chain: j
PsaK Chain: k
Photosystem I reaction center subunit XI Chain: l
Photosystem I reaction center subunit XII Chain: m
PsaR Chain: r

Ligands and Environments

Experiments and Validation Details

Entry percentile scores
Resolution: 2.74Å
Relevant EMDB volumes: EMD-39717