› 3an1

X-ray diffraction
1.73Å resolution

Crystal structure of rat D428A mutant, urate bound form

Released:
DOI: 10.2210/pdb3an1/pdb
PDB entry 3an1 coloured by chain, front view.
PDB entry 3an1 coloured by chain, side view.
PDB entry 3an1 coloured by chain, top view.
Source organism: Rattus norvegicus
Primary publication:
Crystal structures of urate bound form of xanthine oxidoreductase: substrate orientation and structure of the key reaction intermediate.
Okamoto K, Kawaguchi Y, Eger BT, Pai EF, Nishino T
J Am Chem Soc 132 17080-3 (2010)
PMID: 21077683

Function and Biology Details

Reactions catalysed: 
Xanthine + NAD(+) + H(2)O = urate + NADH
Xanthine + H(2)O + O(2) = urate + H(2)O(2)
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-149853 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Xanthine dehydrogenase/oxidase Chains: A, B
Molecule details ›
Chains: A, B
Length: 1331 amino acids
Theoretical weight: 146.37 KDa
Source organism: Rattus norvegicus
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P22985 (Residues: 1-1331; Coverage: 100%)
Gene name: Xdh
Sequence domains:
Structure domains:

Ligands and Environments


Cofactor: Ligand FAD 2 x FAD
5 bound ligands:
Ligand FES 4 x FES
Ligand CA 4 x CA
Ligand URC 2 x URC
Ligand BCT 2 x BCT
Ligand GOL 2 x GOL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE AR-NW12A
Spacegroup: P212121
Unit cell:
a: 98.536Å b: 138.242Å c: 222.473Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.161 0.16 0.198
Expression system: Spodoptera frugiperda

Quick links

Citations

9 review citations

The mononuclear molybdenum enzymes.
Hille et al. (2014)
8 more

2 mentions without citation

Chemical nature and reaction mechanisms of the molybdenum cofactor of xanthine oxidoreductase.
Okamoto et al. (2013)
1 more