streptomycetes英streptəmɪ'sets美streptəmɪ'setsCOCA²¹⁷²⁹⁴ 基本例句 链霉菌类 The gene overlapping ATGA is widespread in streptomycetes, making it difficult to perform in- frame deletion or replacement for functional analysis of target genes. 链霉菌基因组中常见连续两个基因重叠的现象如 ATGA，这为基因的同框敲除或取代研究带来很大困扰。 dictall