Repressor ProteinsBase SequenceOperator Regions, GeneticRNA, MessengerMolecular Sequence DataLac RepressorsTranscription, GeneticAmino Acid SequenceProtein BiosynthesisTranscription FactorsDNA-Binding ProteinsDNACloning, MolecularEscherichia coliPromoter Regions, GeneticNucleic Acid HybridizationBacterial ProteinsPlasmidsOperonIsopropyl ThiogalactosideGene Expression RegulationBinding SitesProtein BindingGene Expression Regulation, BacterialMutationViral Regulatory and Accessory ProteinsGenesPoly APolyribosomesGenes, RegulatorNucleic Acid ConformationCell LineSequence Homology, Nucleic AcidEscherichia coli ProteinsGenes, BacterialKineticsDNA, BacterialFrameshifting, RibosomalCell NucleusSequence AlignmentBlotting, NorthernRNA-Binding ProteinsViral ProteinsDNA, RecombinantRegulatory Sequences, Nucleic AcidNuclear ProteinsZinc FingersRecombinant Fusion ProteinsLac OperonGlobinsHexanonesReverse Transcriptase Polymerase Chain ReactionRNA, Heterogeneous NuclearLysogenyBacteriophage lambdaCells, CulturedTransfectionSequence Homology, Amino AcidDNA PrimersDNA, ComplementaryRNACodonLactoseDNA Restriction EnzymesTrans-ActivatorsDNA FootprintingSequence Analysis, RNARegulatory Sequences, Ribonucleic AcidModels, GeneticRecombinant ProteinsHeLa CellsHistone DeacetylasesRestriction MappingMolecular WeightEnzyme RepressionSequence Analysis, DNALiverCarrier ProteinsPolymerase Chain ReactionRNA Stability3' Untranslated RegionsElectrophoretic Mobility Shift AssayGenes, ReporterRNA, GuideOligonucleotide ProbesOviductsTetracyclinePeptide Chain Initiation, TranslationalGene Expression Regulation, DevelopmentalProtein Structure, TertiaryColiphagesRNA, BacterialAlternative SplicingNucleic Acid PrecursorsTwo-Hybrid System TechniquesDeoxyribonuclease IDrosophila ProteinsConsensus SequenceOpen Reading FramesRNA Splicing