Humans turn out to be really bad at starting from a simple linear chain of proteins; they need a rough idea of what the protein might look like before they can recognize patterns to optimize.
Biofuel producers use the proteins to break down the complex carbohydrates in plant cells into a soup - like mixture of simple sugars that yeast can eat.
生物燃料产生者利用蛋白质把植物细胞内的碳水化合物分解成一种可以被酶菌食用的粘稠状单糖混合物。
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In theory, manipulating RNAi to kill proteins is simple.