Naturally occurring cyclo-polypeptides may be subdivided into two groups, according t o whether the rings contain only peptide linkages or not. The adjectives homodetic and heterodetic are proposed to differentiate these two types of cyclo-polypeptides.
根据环是否仅包含肽键,可以将天然存在的环
多肽分为两类。提出形容词同质和异质的形容词来区分这两种类型的环
多肽。