When the philosophy of the operon fails.
D001426:Bacterial Proteins; D055598:Chemical Phenomena; D002621:Chemistry; D002874:Chromosome Mapping; D004247:DNA; D005796:Genes; D005809:Genes, Regulator; D005827:Genetics, Microbial; D008954:Models, Biological; D008967:Molecular Biology; D009876:Operon; D012313:RNA; D012333:RNA, Messenger; D013045:Species Specificity
D001426:Bacterial Proteins; D012333:RNA, Messenger; D012313:RNA; D004247:DNA