Regulatory Sequences, Nucleic AcidMolecular Sequence DataBase SequenceSequence Analysis, DNAAmino Acid SequencePromoter Regions, GeneticGenes, RegulatorCloning, MolecularTranscription, GeneticSequence Homology, Nucleic AcidEnhancer Elements, GeneticSequence AnalysisPhylogenyTranscription FactorsGene Expression RegulationRestriction MappingSequence AlignmentDNA, BacterialDNABinding SitesRegulatory Elements, TranscriptionalConserved SequenceGenes, BacterialPlasmidsSequence Homology, Amino AcidMutationGenesRNA, MessengerDNA-Binding ProteinsPolymerase Chain ReactionRNA, Ribosomal, 16SGenes, ReporterIntronsDNA, RibosomalRepetitive Sequences, Nucleic AcidExonsDNA PrimersOpen Reading FramesSpecies SpecificityChloramphenicol O-AcetyltransferaseMice, TransgenicGene Expression Regulation, DevelopmentalNucleic Acid HybridizationBacterial ProteinsSequence Deletionbeta-GalactosidaseCell LineBase CompositionEscherichia coliTransgenesEvolution, MolecularChromosome MappingMultigene FamilyBlotting, SouthernDNA Restriction EnzymesTransfectionGenes, ViralDNA, ComplementaryGenomic LibraryRegulatory Sequences, Ribonucleic AcidRecombinant Fusion ProteinsOrgan SpecificityConsensus SequenceDNA Transposable ElementsOperon5' Flanking RegionGene ExpressionLac OperonDNA, RecombinantDNA, ViralPhenotypeModels, GeneticGenetic VariationE-Box ElementsDNA Mutational AnalysisGenes, SyntheticGene Expression Regulation, BacterialDeoxyribonuclease IHomeodomain Proteins3' Flanking RegionGenes, rRNAGenomeProtein BindingNucleotide MotifsSequence Analysis, ProteinBlotting, NorthernDNA, IntergenicComputational BiologyMutagenesis, InsertionalNuclear ProteinsChromosome DeletionChromosomes, Artificial, BacterialDrosophila melanogasterDNA, FungalGene LibraryDNA FootprintingTranscriptional ActivationOligonucleotide ProbesAnimals, Genetically ModifiedOligodeoxyribonucleotides