9es7

Electron Microscopy
1.94Å resolution

Cryo-EM structure of Spinacia oleracea cytochrome b6f complex with water molecules at 1.94 A resolution

Released:

Function and Biology Details

Reaction catalysed:
Plastoquinol + 2 oxidized plastocyanin + 2 H(+)(Side 1) = plastoquinone + 2 reduced plastocyanin + 4 H(+)(Side 2)

Structure analysis Details

Assembly composition:
hetero octadecamer (preferred)
PDBe Complex ID:
PDB-CPX-275746 (preferred)
Entry contents:
9 distinct polypeptide molecules
Macromolecules (9 distinct):
Cytochrome b6 Chains: A, I
Molecule details ›
Chains: A, I
Length: 215 amino acids
Theoretical weight: 24.19 KDa
Source organism: Spinacia oleracea
UniProt:
  • Canonical: P00165 (Residues: 1-215; Coverage: 100%)
Gene name: petB
Sequence domains: Cytochrome b/b6/petB
Cytochrome b6-f complex subunit 4 Chains: B, J
Molecule details ›
Chains: B, J
Length: 160 amino acids
Theoretical weight: 17.46 KDa
Source organism: Spinacia oleracea
UniProt:
  • Canonical: P00166 (Residues: 1-160; Coverage: 100%)
Gene name: petD
Sequence domains: Cytochrome b(C-terminal)/b6/petD
Cytochrome f Chains: C, K
Cytochrome b6-f complex iron-sulfur subunit, chloroplastic Chains: D, L
Cytochrome b6-f complex subunit 6 Chains: E, M
Cytochrome b6-f complex subunit 7 Chains: F, N
Cytochrome b6-f complex subunit 5 Chains: G, O
Cytochrome b6-f complex subunit 8 Chains: H, P
Thylakoid soluble phosphoprotein Chains: Q, R

Ligands and Environments

Experiments and Validation Details

Entry percentile scores
Resolution: 1.94Å
Relevant EMDB volumes: EMD-19938