The identification of more and more histone lysine methyltransferases and effector proteins in recent years has increased our understanding of the functions of histone lysine methylation.

• 近年来随着更多的组蛋白赖氨酸甲基转移酶及作用蛋白的鉴定,对组蛋白赖氨酸甲基化的功能有了进一步认识。