An example of the acyl group is the acetyl group. 乙酰基是酰基的一个例子。
Adding acetyl groups to proteins at specific locations -- a process called acetylation -- is one mechanism cells use to control protein activity. 在蛋白质特定的位置添加乙酰基的过程又叫做乙酰化,这是细胞控制蛋白质活性的一种机制。