title: Studies on the lactose operon. III. Visualization and physical mapping of the lactose repressor-operator complex.
mesh_terms: D001426:Bacterial Proteins / Q000378:metabolism*; D004269:DNA, Bacterial / Q000378:metabolism; D004926:Escherichia coli / Q000378:metabolism; D007785:Lactose / Q000378:metabolism*; D008854:Microscopy, Electron; D009154:Mutation; D009690:Nucleic Acid Conformation; D009876:Operon
chemical_list: D001426:Bacterial Proteins; D004269:DNA, Bacterial; D007785:Lactose