transacetylase

1.How does lactose bring about the induction of syn thesis of β-galactosidase, permease, and transacetylase?

乳糖如何诱导β-半乳糖苷酶、透过酶、酰基酶合成的？

2.The acetylation and deacetylation of histone is charged by a pair of protea se with antistatic function on each other,which are histone transacetylase and histone deacetylase.

组蛋白酰化和去酰化一对功能相互拮抗的蛋白酶——组蛋白酰基移酶和组蛋白去酰化酶负责。