title: Characterization of the nadR locus in Escherichia coli.
mesh_terms: D000483:Alleles; D003124:Colorimetry; D003227:Conjugation, Genetic; D004926:Escherichia coli / Q000254:growth & development / Q000378:metabolism*; D005799:Genes, Dominant; D005809:Genes, Regulator; D009154:Mutation; D009243:NAD / Q000096:biosynthesis* / Q000378:metabolism; D009539:Nicotinic Acids / Q000378:metabolism; D011725:Pyridines / Q000096:biosynthesis / Q000378:metabolism
chemical_list: D009539:Nicotinic Acids; D011725:Pyridines; D009243:NAD