Lac OperonOperonLac RepressorsLactoseGalactosidasesEscherichia coliIsopropyl Thiogalactosidebeta-GalactosidaseGene Expression Regulation, BacterialGenes, BacterialEnzyme RepressionBacterial ProteinsNitrophenylgalactosidesBase SequenceMolecular Sequence DataMutationMolecular BiologyEscherichia coli ProteinsDNA, BacterialTranscription, GeneticGenes, RegulatorOperator Regions, GeneticRepressor ProteinsThiogalactosidesCyclic AMP Receptor ProteinrRNA OperonCloning, MolecularPromoter Regions, GeneticPlasmidsGenesChromosomes, BacterialRNA, BacterialGenetics, MicrobialGalactoseBacteriophage muSalmonella typhimuriumAmino Acid SequenceMembrane Transport ProteinsChromosome MappingTransduction, GeneticColiphagesDNA Transposable ElementsEnzyme InductionLactose FactorsDNA, RecombinantGlycosidesGenetic CodeModels, GeneticRNA, MessengerDNA-Directed RNA PolymerasesNucleic Acid ConformationRestriction MappingGene Expression RegulationMultigene FamilyKluyveromycesSpecies SpecificityGenetic Complementation TestTranscription FactorsPhenotypeSequence Analysis, DNARecombination, GeneticBacillus subtilisGlucoseCulture MediaLaccaseStochastic ProcessesMutagenesis, InsertionalDNA Restriction EnzymesKineticsSequence Homology, Nucleic AcidDNA-Binding ProteinsSequence Homology, Amino AcidArabinoseLa Crosse virusCyclic AMPConjugation, GeneticSymportersOpen Reading FramesGene DeletionF FactorPhylogenySequence AlignmentGenome, BacterialModels, BiologicalRegulonBacteriophage lambdaMonosaccharide Transport ProteinsNucleic Acid HybridizationEncephalitis Virus, CaliforniaBinding SitesLupus Coagulation InhibitorLysogenyGene Expression ProfilingEvolution, MolecularSigma FactorTerminator Regions, GeneticGenotypeMutagenesisGalactosidesProtein Binding