Definition of kinase in English:
noun[usually with modifier] Biochemistry
An enzyme that catalyzes the transfer of a phosphate group from ATP to a specified molecule.
- In general, protein kinases are enzymes that phosphorylate proteins, which then become activated.
- Protein kinases turn on other enzymes by a chemical reaction called phosphorylation that adds phosphate tags to proteins.
- The consequence of these mutations is a cascade phosphorylation of certain serine/threonine protein kinases.
Early 20th century: from Greek kinein 'to move' + -ase.
Definition of kinase in:
- British & World English dictionary
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