protein kinase C

noun

: a protein kinase that catalyzes the phosphorylation of specific serine or threonine amino acid residues

Word History

First Known Use

1981, in the meaning defined above

Medical Definition

protein kinase C

noun

-ˈsē 

: any of a group of isoenzymes of protein kinase that modify the conformation and activity of various intracellular proteins by catalyzing the phosphorylation of specific serine or threonine amino acid residues in the polypeptide chains of the proteins

—abbreviation PKC