5vpn

X-ray diffraction
4.22Å resolution

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-132435 (preferred)
Entry contents:
4 distinct polypeptide molecules
Macromolecules (4 distinct):
Fumarate reductase flavoprotein subunit Chains: A, E
Molecule details ›
Chains: A, E
Length: 585 amino acids
Theoretical weight: 64.34 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P00363 (Residues: 1-585; Coverage: 97%)
Gene names: JW4115, b4154, frdA
Sequence domains:
Fumarate reductase iron-sulfur subunit Chains: B, F
Molecule details ›
Chains: B, F
Length: 243 amino acids
Theoretical weight: 27.02 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0AC47 (Residues: 2-244; Coverage: 100%)
Gene names: JW4114, b4153, frdB
Sequence domains:
Fumarate reductase subunit C Chains: C, G
Molecule details ›
Chains: C, G
Length: 130 amino acids
Theoretical weight: 14.9 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A8Q0 (Residues: 2-131; Coverage: 99%)
Gene names: JW4113, b4152, frdC
Sequence domains: Fumarate reductase subunit C
Fumarate reductase subunit D Chains: D, H
Molecule details ›
Chains: D, H
Length: 119 amino acids
Theoretical weight: 13.12 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A8Q3 (Residues: 1-119; Coverage: 100%)
Gene names: JW4112, b4151, frdD
Sequence domains: Fumarate reductase subunit D

Ligands and Environments


Cofactor: Ligand FAD 2 x FAD
3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-G
Spacegroup: P212121
Unit cell:
a: 133.565Å b: 138.134Å c: 220.079Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.218 0.215 0.27
Expression system: Escherichia coli