Accepted name: ATP diphosphatase
Reaction: ATP + H2O = AMP + diphosphate
Other name(s): ATPase (ambiguous); ATP pyrophosphatase; adenosine triphosphate pyrophosphatase; ATP diphosphohydrolase (ambiguous)
Systematic name: ATP diphosphohydrolase (diphosphate-forming)
Comments: Also acts on ITP, GTP, CTP and UTP.
1.  Heppel, L.A. and Hilmoe, R.J. Mechanism of enzymatic hydrolysis of adenosinetriphosphate. J. Biol. Chem. 202 (1953) 217–226. [PMID: 13061448]
2.  Johnson, M., Kaye, M.A.G., Hems, R. and Krebs, H.A. Enzymic hydrolysis of adenosine phosphates by cobra venom. Biochem. J. 54 (1953) 625–629. [PMID: 13058963]
[EC created 1961]