6jo6

Electron Microscopy
2.9Å resolution

Structure of the green algal photosystem I supercomplex with light-harvesting complex I

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero nonadecamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-108671 (preferred)
Entry contents:
18 distinct polypeptide molecules
Macromolecules (18 distinct):
Photosystem I P700 chlorophyll a apoprotein A1 Chain: A
Molecule details ›
Chain: A
Length: 751 amino acids
Theoretical weight: 83.24 KDa
Source organism: Chlamydomonas reinhardtii
Expression system: Chlamydomonas reinhardtii
UniProt:
  • Canonical: P12154 (Residues: 1-751; Coverage: 100%)
Gene names: ps1a1, psaA
Sequence domains: Photosystem I psaA/psaB protein
Photosystem I P700 chlorophyll a apoprotein A2 Chain: B
Molecule details ›
Chain: B
Length: 755 amino acids
Theoretical weight: 84.95 KDa
Source organism: Chlamydomonas reinhardtii
Expression system: Chlamydomonas reinhardtii
UniProt:
  • Canonical: P09144 (Residues: 4-735; Coverage: 100%)
Gene names: ps1a2, psaB
Sequence domains: Photosystem I psaA/psaB protein
Photosystem I iron-sulfur center Chain: C
Photosystem I reaction center subunit II, chloroplastic Chain: D
Photosystem I reaction center subunit IV, 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 VIII Chain: I
Photosystem I reaction center subunit IX Chain: J
Photosystem I reaction center subunit psaK, chloroplastic Chain: K
PSI subunit V Chain: L
Chlorophyll a-b binding protein, chloroplastic Chains: 1, Z
Chlorophyll a-b binding protein, chloroplastic Chain: 3
Chlorophyll a-b binding protein, chloroplastic Chain: 7
Chlorophyll a-b binding protein, chloroplastic Chain: 8
Chlorophyll a-b binding protein, chloroplastic Chain: 4
Chlorophyll a-b binding protein, chloroplastic Chain: 5
Chlorophyll a-b binding protein, chloroplastic Chain: 6

Ligands and Environments

Experiments and Validation Details

Entry percentile scores
Resolution: 2.9Å
Relevant EMDB volumes: EMD-9854
Expression system: Chlamydomonas reinhardtii