Search Result for "kinase":
Wordnet 3.0

NOUN (1)

1. an enzyme that catalyzes the conversion of a proenzyme to an active enzyme; 



The Collaborative International Dictionary of English v.0.48:

kinase \ki"nase\ (k[imac]"n[=a]s), n. (Biochemistry)
   One of a class of enzymes that catalyze transfer of a
   phosphate group from ATP to another molecule; it is a type of
   phosphorylase.
   [PJC]