PDBe 4bri

X-ray diffraction
1.75Å resolution

Legionella pneumophila NTPDase1 crystal form II (closed) in complex with MG UMPPNP


Function and Biology Details

Reaction catalysed:
(1a) a nucleoside 5'-triphosphate + H(2)O = a nucleoside 5'-diphosphate + phosphate
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Ectonucleoside triphosphate diphosphohydrolase I Chains: A, B
Molecule details ›
Chains: A, B
Length: 368 amino acids
Theoretical weight: 41.88 KDa
Source organism: Legionella pneumophila
Expression system: Escherichia coli
  • Canonical: Q5ZUA2 (Residues: 35-393; Coverage: 91%)
Gene name: lpg1905
Sequence domains: GDA1/CD39 (nucleoside phosphatase) family
Structure domains:

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BESSY BEAMLINE 14.1
Spacegroup: P21
Unit cell:
a: 62.457Å b: 86.411Å c: 72.186Å
α: 90° β: 106.53° γ: 90°
R R work R free
0.164 0.164 0.185
Expression system: Escherichia coli