Sometimes that subtle change can lead to a big change in the function of the protein.

有时候,蛋白质在结构上的小小改变,会导致其功能发生巨大变化

耶鲁公开课 - 生物医学工程探索课程节选

You know that the function of a protein is intimately related to its structure.

蛋白质的功能与结构密切相关

耶鲁公开课 - 生物医学工程探索课程节选

I couldn't have told you, for example, if we look at a phosphate group, that that's going to be incredibly important in DNA, that it's also an incredibly important group when you're dealing with proteins and whether you're turning the function of a protein on or off.

怎么和化学反应相联系起来的，更不记得其它我更不感兴趣的规律,我不能告诉你，如果我们看磷酸盐,它们对于构成DNA十分重要,也是构成蛋白质的重要组份,它是否能打开或关闭一个蛋白质的功能。

麻省理工公开课 - 化学原理课程节选

This is either because they cause no change in the composition of the protein that the gene encodes (some apparently different genetic words actually have the same meaning to the protein-making apparatus), or because the change they make has no effect on the protein's function.

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Scientists thought for years that the protein's only function was to help shuttle cholesterol around the body.

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The idea is this: Kalydeco works by improving the function of the Cystic Fibrosis Transmembrane Regulator protein.

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