Intein is an intervening polypeptide which can catalytic self-cleavage from a pre-protein accompanied by the concomitant joining of the two flanking polypeptides (the extein) through a peptide bond.
蛋质内含肽是一个蛋
质前体中的多肽序列,可以催化
身从蛋
质前体中断裂,使两侧的蛋
质外显肽连接成成熟的蛋
质。