Protein kinase C (PKC) is a family of calcium- dependent, activated by diacylglycerol (DAG), phorbol esters, and phospholipids serine/threonine protein kinases.

• PKC是依赖Ca~(2+)、由磷脂(phospholipid，PL)和二酰基甘油(diacylglycerol，DAG)激活的丝氨酸/苏氨酸蛋白激酶的多基因超家族。