An ion channel is a protein that lets charged particles enter or leave a cell to generate electrical signals, a basic process of nerve cell communication.

离子通道是可以让带电粒子进入或离开细胞，产生电信号的一类蛋白，是神经细胞交流的基础。

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Since knowing the structure of one member of a protein family lets researchers guess what others will look like, the most efficient strategy for choosing protein targets should cover as wide a diversity as possible.

ECONOMIST: Structural genomics: Strategic thinking | The