3etr

X-ray diffraction
2.2Å resolution

Crystal structure of xanthine oxidase in complex with lumazine

Released:

Function and Biology Details

Structure analysis Details

Assemblies composition:
Non-polymer only hexamer
Non-polymer only trimer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Xanthine dehydrogenase/oxidase Chains: A, L
Molecule details ›
Chains: A, L
Length: 164 amino acids
Theoretical weight: 18 KDa
Source organism: Bos taurus
UniProt:
  • Canonical: P80457 (Residues: 2-165; Coverage: 12%)
Gene name: XDH
Sequence domains:
Structure domains:
Xanthine dehydrogenase/oxidase Chains: B, M
Xanthine dehydrogenase/oxidase Chains: C, N
Molecule details ›
Chains: C, N
Length: 755 amino acids
Theoretical weight: 82.97 KDa
Source organism: Bos taurus
UniProt:
  • Canonical: P80457 (Residues: 571-1325; Coverage: 57%)
Gene name: XDH
Sequence domains:
Structure domains:

Ligands and Environments


Cofactor: Ligand FAD 2 x FAD

Cofactor: Ligand MTE 2 x MTE

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 31-ID
Spacegroup: P21
Unit cell:
a: 133.19Å b: 73.491Å c: 146.505Å
α: 90° β: 98.68° γ: 90°
R-values:
R R work R free
0.201 0.197 0.267