1e7p

X-ray diffraction
3.1Å resolution

QUINOL:FUMARATE REDUCTASE FROM WOLINELLA SUCCINOGENES

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-148052 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Fumarate reductase flavoprotein subunit Chains: A, D, G, J
Molecule details ›
Chains: A, D, G, J
Length: 656 amino acids
Theoretical weight: 72.83 KDa
Source organism: Wolinella succinogenes
Expression system: Wolinella succinogenes
UniProt:
  • Canonical: P17412 (Residues: 1-656; Coverage: 100%)
Gene names: WS0831, frdA
Sequence domains:
Structure domains:
Fumarate reductase iron-sulfur subunit Chains: B, E, H, K
Molecule details ›
Chains: B, E, H, K
Length: 239 amino acids
Theoretical weight: 27.2 KDa
Source organism: Wolinella succinogenes
Expression system: Wolinella succinogenes
UniProt:
  • Canonical: P17596 (Residues: 1-239; Coverage: 100%)
Gene names: WS0830, frdB
Sequence domains:
Structure domains:
Fumarate reductase cytochrome b subunit Chains: C, F, I, L
Molecule details ›
Chains: C, F, I, L
Length: 256 amino acids
Theoretical weight: 29.76 KDa
Source organism: Wolinella succinogenes
Expression system: Wolinella succinogenes
UniProt:
  • Canonical: P17413 (Residues: 1-256; Coverage: 100%)
Gene names: WS0832, frdC
Sequence domains: Succinate dehydrogenase/Fumarate reductase transmembrane subunit
Structure domains: Fumarate reductase/succinate dehydrogenase, transmembrane subunit

Ligands and Environments


Cofactor: Ligand FAD 4 x FAD

Cofactor: Ligand HEM 8 x HEM
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM14
Spacegroup: P21
Unit cell:
a: 81.074Å b: 290.24Å c: 153.614Å
α: 90° β: 95.73° γ: 90°
R-values:
R R work R free
0.283 0.283 0.291
Expression system: Wolinella succinogenes