title: Interaction of the trp repressor and RNA polymerase with the trp operon.
mesh_terms: D000818:Animals; D001059:Apoproteins / Q000302:isolation & purification / Q000502:physiology; D001426:Bacterial Proteins / Q000302:isolation & purification / Q000502:physiology*; D002645:Chickens; D002848:Chromatography, DEAE-Cellulose; D002852:Chromatography, Ion Exchange; D003090:Coliphages / Q000378:metabolism; D004247:DNA / Q000097:blood; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D004926:Escherichia coli / Q000378:metabolism*; D007700:Kinetics; D009693:Nucleic Acid Hybridization; D009876:Operon; D013045:Species Specificity; D013698:Templates, Genetic; D013997:Time Factors; D014158:Transcription, Genetic; D014161:Transduction, Genetic; D014364:Tryptophan / Q000378:metabolism*
chemical_list: D001059:Apoproteins; D001426:Bacterial Proteins; D014364:Tryptophan; D004247:DNA; D012321:DNA-Directed RNA Polymerases