› 3azc

X-ray diffraction
2Å resolution

Crystal structure of the soluble part of cytochrome b6f complex iron-sulfur subunit from Thermosynechococcus elongatus BP-1

Released:
DOI: 10.2210/pdb3azc/pdb
PDB entry 3azc coloured by chain, front view.
PDB entry 3azc coloured by chain, side view.
PDB entry 3azc coloured by chain, top view.
Source organism: Thermosynechococcus vestitus BP-1
Primary publication:
Structure of a thermophilic cyanobacterial b6f-type Rieske protein.
Veit S, Takeda K, Tsunoyama Y, Rexroth D, Rögner M, Miki K
Acta Crystallogr D Biol Crystallogr 68 1400-8 (2012)
PMID: 22993094

Function and Biology Details

Reaction catalysed: 
Plastoquinol + 2 oxidized plastocyanin + 2 H(+)(Side 1) = plastoquinone + 2 reduced plastocyanin + 4 H(+)(Side 2)
Biochemical function:
Biological process:
  • not assigned
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-143177 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Cytochrome b6-f complex iron-sulfur subunit Chain: A
Molecule details ›
Chain: A
Length: 133 amino acids
Theoretical weight: 14.65 KDa
Source organism: Thermosynechococcus vestitus BP-1
Expression system: Escherichia coli
UniProt:
  • Canonical: P0C8N8 (Residues: 54-180; Coverage: 71%)
Gene names: petC, tlr0959
Sequence domains: Rieske [2Fe-2S] domain
Structure domains: Rieske [2Fe-2S] iron-sulphur domain

Ligands and Environments

1 bound ligand:
Ligand FES 1 x FES
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL41XU
Spacegroup: P65
Unit cell:
a: 91.324Å b: 91.324Å c: 43.342Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.197 0.197 0.236
Expression system: Escherichia coli

Quick links

Citations

1 review citation

Transmembrane signaling and assembly of the cytochrome b6f-lipidic charge transfer complex.
Saif Hasan et al. (2013)
3 other articles

1 mention without citation

Internal lipid architecture of the hetero-oligomeric cytochrome b6f complex.
Hasan et al. (2014)