Altogether 19 strains belong to 13 species of ribosomal protein mutants of Bacillus subtilit were tested in vitro transcription-translation system for their influence on the translation of alkaline protease gene (apr).

• 用枯草杆菌体外转录-翻译偶联系统检测13种19株枯草杆菌核糖体蛋白质突变对碱性蛋白酶基因表达的影响,发现10种13株核糖体蛋白质突变能影响碱性蛋白酶基因的表达。