title: The attenuator of the tryptophan operon of Escherichia coli. Heterogeneous 3'-OH termini in vivo and deletion mapping of functions.
mesh_terms: D001483:Base Sequence; D002872:Chromosome Deletion; D002874:Chromosome Mapping; D002876:Chromosomes, Bacterial; D004926:Escherichia coli / Q000235:genetics*; D009154:Mutation; D009841:Oligonucleotides / Q000032:analysis; D009876:Operon; D012333:RNA, Messenger / Q000032:analysis*; D014158:Transcription, Genetic; D014364:Tryptophan / Q000378:metabolism*
chemical_list: D009841:Oligonucleotides; D012333:RNA, Messenger; D014364:Tryptophan