pyrophosphatase

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(′pī·rō′fä·sfə′tās)

(biochemistry) An enzyme catalyzing hydrolysis of esters containing two or more molecules of phosphoric acid to form a simpler phosphate ester.


('rə-fŏs'fə-tās', -tāz')
n.

Any of various enzymes that selectively cleave a pyrophosphate situated between two phosphoric groups, leaving one phosphoric group on each of the two fragments.

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n

Any enzyme that cleaves an inorganic pyrophosphate from adenosyl triphosphate, leaving adenosine monophosphate.

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