a polypeptide chain造句

例句与造句

1. Signal ( leaser ) sequence a hydrophobic sequence at the amino terminus of a polypeptide chain that targets it for secretion in bacterial or incorporation into the endoplasmic reticulum in eukaryotic cells
   讯息（指挥）序列蛋白质末端的一段疏水性氨基酸，在细菌中引导蛋白质分泌或在真核细胞中将蛋白质并入内质网。
2. It's difficult to find a polypeptide chain in a sentence. 用a polypeptide chain造句挺难的