title: Identification and restriction endonuclease mapping of the threonine operon regulatory region.
mesh_terms: D002874:Chromosome Mapping; D003090:Coliphages / Q000235:genetics; D004262:DNA Restriction Enzymes; D004926:Escherichia coli / Q000235:genetics; D005796:Genes; D005809:Genes, Regulator; D008242:Lysogeny; D008970:Molecular Weight; D009876:Operon; D013912:Threonine / Q000378:metabolism*; D014161:Transduction, Genetic
chemical_list: D013912:Threonine; D004262:DNA Restriction Enzymes