英语语法分析

Glycoprotein composed of 4 identical subunits.

含4个相同亚单位的糖蛋白。

Because of its sugar content, it is called a glycoprotein.

由于含有糖的成分，它被称为糖蛋白。

Glycoprotein that is mainly involved in the control of neutrophil elastase activity.

主要控制嗜中性酯酶活性的糖蛋白。