n.配体，配合基，向心配合（价）体

The ligand binds to the receptor on the surface of the cell.
配体与细胞表面的受体结合。
The protein's function is regulated by the binding of a specific ligand.
蛋白质的功能由特定配体的结合调节。
In this experiment, we used a fluorescent ligand to study the interactions between proteins.
在这个实验中，我们使用了荧光配体来研究蛋白质之间的相互作用。
The drug acts as an antagonist to the natural ligand of the receptor.
该药物作为受体天然配体的拮抗剂起作用。
The ligand-gated ion channel opens when the ligand binds to it.
当配体与其结合时，配体门控离子通道打开。
Our research focuses on designing new ligands that can target cancer cells specifically.
我们的研究重点是设计能够特异性靶向癌细胞的新配体。
The ligand exchange reaction occurs rapidly under acidic conditions.
在酸性条件下，配体交换反应迅速发生。
A competitive inhibitor works by binding to the same site on the enzyme as the natural ligand.
竞争性抑制剂通过与酶上的相同位点结合而起作用，就像天然配体一样。
The crystal structure of the protein-ligand complex was determined by X-ray diffraction.
通过X射线衍射确定了蛋白质-配体复合物的晶体结构。
By analyzing the binding affinity of different ligands, we can identify potential drug candidates.
通过分析不同配体的结合亲和力，我们可以识别潜在的药物候选者。