kinase

[ kahy-neys, -neyz, kin-eys, -eyz ]
/ ˈkaɪ neɪs, -neɪz, ˈkɪn eɪs, -eɪz /

noun Biochemistry.

a transferase that catalyzes the phosphorylation of a substrate by ATP.

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Origin of kinase

First recorded in 1900–05; kin(etic) + -ase
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for kinase

kinase
/ (ˈkaɪneɪz, ˈkɪn-) /

noun

any enzyme that can convert an inactive zymogen to the corresponding enzyme
any enzyme that brings about the phosphorylation of a molecule

Word Origin for kinase

C20: from kin (etic) + -ase
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for kinase

kinase
[ kīnās′, -nāz′, kĭnās′, -āz′ ]

n.

An enzyme that catalyzes the conversion of a proenzyme to an active enzyme.
A various enzyme that catalyzes the transfer of a phosphate group from a donor, such as ADP or ATP, to an acceptor.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for kinase

kinase
[ kīnās′, -nāz′, kĭnās′, -āz′ ]

Any of various enzymes that catalyze the transfer of a phosphate group from a donor, such as ADP or ATP, to an acceptor.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.