3ns1

X-ray diffraction
2.6Å resolution

Crystal Structure of Bovine Xanthine Oxidase in Complex with 6-Mercaptopurine

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
Non-polymer only hexamer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Xanthine dehydrogenase/oxidase Chains: A, J
Molecule details ›
Chains: A, J
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, K
Xanthine dehydrogenase/oxidase Chains: C, L
Molecule details ›
Chains: C, L
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
3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 31-ID
Spacegroup: P21
Unit cell:
a: 134.636Å b: 73.928Å c: 140.353Å
α: 90° β: 97.01° γ: 90°
R-values:
R R work R free
0.22 0.217 0.269