Regulatory Sequences, Nucleic AcidRNA, BacterialUridineBase SequenceTritiumCarbon IsotopesPhosphorus IsotopesMolecular Sequence DataUracilRNACentrifugation, Density GradientGenetics, MicrobialRNA, TransferUracil NucleotidesRNA, MessengerHigh-Throughput Nucleotide SequencingRNA, RibosomalEscherichia coliSequence Analysis, DNARibonucleasesPromoter Regions, GeneticTranscription, GeneticMutationGenes, RegulatorAmino Acyl-tRNA SynthetasesChloramphenicolDactinomycinRNA NucleotidyltransferasesRifampinDNA, BacterialRNA, ViralEnhancer Elements, GeneticCell-Free SystemRibosomesDNALeucineGene Expression RegulationChromatographyGenesBacterial ProteinsGenetic CodeElectrophoresis, DiscNucleic Acid DenaturationOrotic AcidNucleic Acid HybridizationCytosine NucleotidesSucroseTranscription FactorsColiphagesAmino Acid SequenceDNA-Directed RNA PolymerasesCloning, MolecularBinding SitesCulture TechniquesPolymerase Chain ReactionBacillus subtilisRegulatory Elements, TranscriptionalProtein BiosynthesisSporesGalactosidasesTemperaturePolynucleotidesCulture MediaSequence Homology, Nucleic AcidChromosome MappingEnzyme RepressionAcrylatesNucleotidesMethionineAmino AcidsPhenylalanineVirus CultivationAdenineDNA-Binding ProteinsConserved SequenceCarbon RadioisotopesIsoleucinePuromycinPlasmidsCell LinePolyribosomesElectrophoresis, Polyacrylamide GelMolecular WeightRestriction MappingValine-tRNA LigaseChromatography, DEAE-CelluloseGenes, ReporterChemical PrecipitationExonsSpecies SpecificityElectrophoresisHot TemperatureOperonSequence AlignmentNitrosoguanidinesChromatography, PaperPhylogenyCell NucleusDNA PrimersGene Expression