1vf5

X-ray diffraction
3Å resolution

Crystal Structure of Cytochrome b6f Complex from M.laminosus

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexadecamer (preferred)
Entry contents:
8 distinct polypeptide molecules
Macromolecules (8 distinct):
Cytochrome b6 Chains: A, N
Molecule details ›
Chains: A, N
Length: 215 amino acids
Theoretical weight: 24.25 KDa
Source organism: Mastigocladus laminosus
UniProt:
  • Canonical: P83791 (Residues: 1-215; Coverage: 100%)
Gene name: petB
Sequence domains: Cytochrome b/b6/petB
Structure domains: Cytochrome Bc1 Complex; Chain C
Cytochrome b6-f complex subunit 4 Chains: B, O
Molecule details ›
Chains: B, O
Length: 160 amino acids
Theoretical weight: 17.64 KDa
Source organism: Mastigocladus laminosus
UniProt:
  • Canonical: P83792 (Residues: 1-160; Coverage: 100%)
Gene name: petD
Sequence domains: Cytochrome b(C-terminal)/b6/petD
Structure domains:
Cytochrome f Chains: C, P
Molecule details ›
Chains: C, P
Length: 289 amino acids
Theoretical weight: 31.66 KDa
Source organism: Mastigocladus laminosus
UniProt:
  • Canonical: P83793 (Residues: 45-333; Coverage: 98%)
Gene name: petA
Sequence domains:
Structure domains:
Cytochrome b6-f complex iron-sulfur subunit Chains: D, Q
Molecule details ›
Chains: D, Q
Length: 179 amino acids
Theoretical weight: 19.45 KDa
Source organism: Mastigocladus laminosus
UniProt:
  • Canonical: P83794 (Residues: 1-179; Coverage: 100%)
Gene name: petC
Sequence domains: Rieske [2Fe-2S] domain
Structure domains:
Cytochrome b6-f complex subunit 6 Chains: E, R
Molecule details ›
Chains: E, R
Length: 32 amino acids
Theoretical weight: 3.5 KDa
Source organism: Mastigocladus laminosus
UniProt:
  • Canonical: P83795 (Residues: 1-32; Coverage: 100%)
Gene name: petL
Cytochrome b6-f complex subunit 7 Chains: F, S
Molecule details ›
Chains: F, S
Length: 35 amino acids
Theoretical weight: 3.84 KDa
Source organism: Mastigocladus laminosus
UniProt:
  • Canonical: P83796 (Residues: 1-35; Coverage: 100%)
Gene name: petM
Sequence domains: PetM family of cytochrome b6f complex subunit 7
Cytochrome b6-f complex subunit 5 Chains: G, T
Molecule details ›
Chains: G, T
Length: 37 amino acids
Theoretical weight: 4.02 KDa
Source organism: Mastigocladus laminosus
UniProt:
  • Canonical: P83797 (Residues: 1-37; Coverage: 100%)
Gene name: petG
Sequence domains: Cytochrome B6-F complex subunit 5
Cytochrome b6-f complex subunit 8 Chains: H, U
Molecule details ›
Chains: H, U
Length: 29 amino acids
Theoretical weight: 3.28 KDa
Source organism: Mastigocladus laminosus
UniProt:
  • Canonical: P83798 (Residues: 1-29; Coverage: 100%)
Gene name: petN
Sequence domains: PetN

Ligands and Environments


Cofactor: Ligand HEM 8 x HEM
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P61
Unit cell:
a: 157.536Å b: 157.536Å c: 360.347Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.258 0.258 0.346