Repetitive Sequences, Nucleic AcidBase SequenceSequence Analysis, DNAMolecular Sequence DataAmino Acid SequenceSequence AnalysisPhylogenyCloning, MolecularRNA, Ribosomal, 16SDNA, BacterialSequence Homology, Nucleic AcidDNA, RibosomalSequence Homology, Amino AcidSequence AlignmentGenes, BacterialPolymerase Chain ReactionRestriction MappingBase CompositionBacterial ProteinsOpen Reading FramesGenes, rRNANucleic Acid HybridizationSequence Analysis, ProteinDNAMutationSpecies SpecificityBacterial Typing TechniquesEscherichia coliDNA, ComplementaryPlasmidsDNA PrimersMultigene FamilyGenesDNA, Ribosomal SpacerRNA, BacterialGenetic VariationRNA, MessengerChromosome MappingSequence HomologyBlotting, SouthernGene LibraryTranscription, GeneticPhenotypeSoil MicrobiologyGenome, ViralMolecular WeightDNA Restriction EnzymesSequence Analysis, RNAConserved SequenceDNA Transposable ElementsDNA, ViralCluster AnalysisEvolution, MolecularExonsDNA, FungalGenes, ViralElectrophoresis, Polyacrylamide GelGenotypeDNA Mutational AnalysisGenetic Complementation TestFatty AcidsBlotting, NorthernPolymorphism, Restriction Fragment LengthMutagenesis, InsertionalPeptide FragmentsBinding SitesGenomic LibraryPromoter Regions, GeneticCodonRNA, ViralChromatography, High Pressure LiquidIntronsRecombinant ProteinsOligonucleotide ProbesCattleOperonCell LineViral ProteinsPoint MutationSeawaterAllelesGene ExpressionActinomycetalesMultilocus Sequence TypingRecombination, GeneticAmino AcidsGene Expression Regulation, BacterialGenes, FungalTrypsinConsensus SequenceReverse Transcriptase Polymerase Chain ReactionCyanogen BromideRNAAlphaproteobacteriaNucleic Acid ConformationWater MicrobiologyProteinsGeologic SedimentsVirulenceProtein Conformation