Zinc is the microelement necessary for human body, which exists in human body in the manner of protein and metal enzyme, performing various important biological functions.
锌是人体必需的微量元素，锌以蛋白质和金属酶的形式存在于人体中，履行着各种重要的生物功能。
2
Zinc finger protein contains a DNA enzyme, with the adhesion genes, and genes permanently open or closed.
锌指蛋白载有一种核酸酶，可以与基因黏附，并使基因永久开启或闭合。
3
Angiotensin I is then cleaved to form active angiotensin II by ACE, a zinc-containing enzyme located in the endothelial lining of the vasculature of the lungs.