apyrase

Enzyme (EC 3.6.1.5) that catalyses breakdown of ATP to AMP; usually extracted from plants, but aortic and placental forms have also been described.

Apyrase

Apyrase ({EC number|3.6.1.5}, ATP-diphosphatase, adenosine diphosphatase, ADPase, ATP diphosphohydrolase) is a calcium-activated plasma membrane-bound enzyme (magnesium can also activate it) ({EC number|3.6.1.5}) that catalyses the hydrolysis of ATP to yield AMP and inorganic phosphate. Two isoenzymes are found in commercial preparations from S. t...
Found on http://en.wikipedia.org/wiki/Apyrase

apyrase

<enzyme> An enzyme that catalyses breakdown of ATP to AMP, usually extracted from plants, but aortic and placental forms have also been described. ... (18 Nov 1997) ...
Found on http://www.encyclo.co.uk/local/20973

apyrase

Type: Term Pronunciation: ă-pī′rās Definitions: 1. An enzyme catalyzing hydrolytic removal of two orthophosphate residues from adenosine 5′-triphosphate to yield adenosine 5′-monophosphate; ATP + 2H2O → AMP + 2Pi. Synonyms: ADPase, ATP-diphosphatase
Found on http://www.medilexicon.com/medicaldictionary.php?t=5816
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