PDBe 2nvg

X-ray diffraction
1.35Å resolution

Soluble domain of Rieske Iron Sulfur protein.


Function and Biology Details

Reaction catalysed:
Quinol + 2 ferricytochrome c = quinone + 2 ferrocytochrome c + 2 H(+)
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Ubiquinol-cytochrome c reductase iron-sulfur subunit Chain: A
Molecule details ›
Chain: A
Length: 141 amino acids
Theoretical weight: 15.15 KDa
Source organism: Rhodobacter sphaeroides
Expression system: Escherichia coli
  • Canonical: Q02762 (Residues: 47-187; Coverage: 75%)
Gene names: fbcF, petA
Sequence domains: Rieske [2Fe-2S] domain
Structure domains: 'Rieske'-like iron-sulphur domains

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: I4
Unit cell:
a: 69.935Å b: 69.935Å c: 54.582Å
α: 90° β: 90° γ: 90°
R R work R free
0.143 0.142 0.159
Expression system: Escherichia coli