apyrase

(redirected from ATP-diphosphatase)
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apyrase

[′ap·ə‚rās]
(biochemistry)
Any enzyme that hydrolyzes adenosinetriphosphate, with liberation of phosphate and energy, and that is believed to be associated with actomyosin activity.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.