title: Isolation of a functional lac regulatory region.
mesh_terms: D001483:Base Sequence; D001665:Binding Sites; D003090:Coliphages / Q000648:ultrastructure*; D004267:DNA Viruses / Q000648:ultrastructure; D004279:DNA, Viral / Q000302:isolation & purification*; D004591:Electrophoresis, Polyacrylamide Gel; D004720:Endonucleases / Q000494:pharmacology; D005809:Genes, Regulator; D006190:Haemophilus / Q000201:enzymology; D009876:Operon; D014176:Protein Biosynthesis; D014158:Transcription, Genetic
chemical_list: D004279:DNA, Viral; D004720:Endonucleases