The tryptophan operon regulated by phage immunity.
D003090:Coliphages / Q000276:immunology* / Q000378:metabolism*; D004794:Enzyme Repression; D005796:Genes; D066298:In Vitro Techniques; D008025:Ligases / Q000096:biosynthesis*; D008967:Molecular Biology; D014364:Tryptophan
D014364:Tryptophan; D008025:Ligases