1ru0

X-ray diffraction
1.6Å resolution

Crystal structure of DCoH2, a paralog of DCoH, the Dimerization Cofactor of HNF-1

Released:

Function and Biology Details

Reaction catalysed:
4a-hydroxytetrahydrobiopterin = 6,7-dihydrobiopterin + H(2)O
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
PDBe Complex ID:
PDB-CPX-190028 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Pterin-4-alpha-carbinolamine dehydratase 2 Chains: A, B
Molecule details ›
Chains: A, B
Length: 105 amino acids
Theoretical weight: 11.9 KDa
Source organism: Mus musculus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9CZL5 (Residues: 33-136; Coverage: 77%)
Gene names: Dcoh2, Dcohm, Pcbd2
Sequence domains: Pterin 4 alpha carbinolamine dehydratase
Structure domains: Transcriptional coactivator/pterin dehydratase

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 5.0.2
Spacegroup: P3121
Unit cell:
a: 58.29Å b: 58.29Å c: 114.63Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.213 0.212 0.233
Expression system: Escherichia coli BL21(DE3)