title: Polarity suppressors increase expression of the wild-type tryptophan operon of Escherichia coli.
mesh_terms: D000123:Acetyltransferases / Q000378:metabolism; D000878:Anthranilate Synthase / Q000378:metabolism; D002874:Chromosome Mapping; D003090:Coliphages / Q000378:metabolism; D004926:Escherichia coli / Q000378:metabolism*; D005696:Galactosidases / Q000378:metabolism; D005838:Genotype; D009154:Mutation; D009876:Operon; D012329:RNA, Bacterial / Q000378:metabolism; D013045:Species Specificity; D014158:Transcription, Genetic; D014364:Tryptophan / Q000096:biosynthesis*; D014367:Tryptophan Synthase / Q000378:metabolism
chemical_list: D012329:RNA, Bacterial; D014364:Tryptophan; D000123:Acetyltransferases; D005696:Galactosidases; D000878:Anthranilate Synthase; D014367:Tryptophan Synthase