title: Mutants which allows accumulation of tRNATyr precursor molecules.
mesh_terms: D000483:Alleles; D001483:Base Sequence; D003090:Coliphages / Q000378:metabolism; D004926:Escherichia coli / Q000378:metabolism*; D009154:Mutation; D009690:Nucleic Acid Conformation; D012329:RNA, Bacterial / Q000096:biosynthesis*; D012343:RNA, Transfer / Q000096:biosynthesis*; D013045:Species Specificity; D014158:Transcription, Genetic; D014443:Tyrosine
chemical_list: D012329:RNA, Bacterial; D014443:Tyrosine; D012343:RNA, Transfer