X-ray diffraction
2.9Å resolution

Se-Met structure of apo- Escherichia coli dGTPase


Function and Biology Details

Reaction catalysed:
dGTP + H(2)O = deoxyguanosine + triphosphate
Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Deoxyguanosinetriphosphate triphosphohydrolase Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 505 amino acids
Theoretical weight: 59.99 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
  • Canonical: P15723 (Residues: 1-505; Coverage: 100%)
Gene names: JW0156, b0160, dgt
Sequence domains: HD domain

Ligands and Environments

2 bound ligands:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID
Spacegroup: P43212
Unit cell:
a: 192.183Å b: 192.183Å c: 287.189Å
α: 90° β: 90° γ: 90°
R R work R free
0.187 0.185 0.234
Expression system: Escherichia coli