title: Synthesis of 50S ribosomes in a mutant of Escherichia coli.
mesh_terms: D004926:Escherichia coli / Q000378:metabolism*; D012335:RNA, Ribosomal / Q000096:biosynthesis; D012270:Ribosomes / Q000378:metabolism* / Q000648:ultrastructure; D014158:Transcription, Genetic
chemical_list: D012335:RNA, Ribosomal