A novel intercistronic regulatory element of prokaryotic operons.
D001483:Base Sequence; D002874:Chromosome Mapping; D005786:Gene Expression Regulation; D005798:Genes, Bacterial; D005809:Genes, Regulator; D006639:Histidine / Q000235:genetics; D009690:Nucleic Acid Conformation; D009876:Operon; D014364:Tryptophan / Q000235:genetics
D006639:Histidine; D014364:Tryptophan