Molecular Sequence DataBase SequenceSequence Analysis, DNAPhylogenyAmino Acid SequenceCloning, MolecularDNA, BacterialSequence AlignmentGenes, BacterialSequence Homology, Amino AcidEvolution, MolecularSequence Homology, Nucleic AcidSpecies SpecificityGenome, BacterialBacterial ProteinsPolymerase Chain ReactionBacteriaEscherichia coliMutationOpen Reading FramesGenetic VariationGenomicsMultigene FamilyRNA, Ribosomal, 16SRestriction MappingGene LibraryGenomeDNA PrimersBiological EvolutionChromosome MappingDNA, RibosomalDNA, ComplementaryAquatic OrganismsAnti-Bacterial AgentsExpressed Sequence TagsConserved SequenceDNAPhenotypePlasmidsCulture MediaOrganisms, Genetically ModifiedSequence HomologyBase CompositionGenome, ViralModels, GeneticTranscription, GeneticRNA, BacterialEukaryotaGene Expression Regulation, BacterialRNA, MessengerDatabases, GeneticMolecular Sequence AnnotationGenesSequence AnalysisDNA Transposable ElementsExonsBacteriological TechniquesNucleic Acid HybridizationGenotypeBlotting, SouthernMicrobial Sensitivity TestsGene OrderMycoplasmaFungiArchaeaPlantsGenome, ArchaealModels, BiologicalSyntenyCodonGenome, PlantVirulenceSaccharomyces cerevisiaeGene Transfer, HorizontalGene Expression ProfilingIntronsWater MicrobiologyCaenorhabditis elegansGram-Positive BacteriaGenome, MitochondrialOperonDNA, MitochondrialDrosophila melanogasterHigh-Throughput Nucleotide SequencingSoftwareRepetitive Sequences, Nucleic AcidMutagenesis, InsertionalGenes, FungalDNA, FungalDNA Mutational AnalysisTemperatureGene ExpressionEnterobacteriaceaePseudomonasGenomic LibraryGenetic Complementation TestGenes, PlantDrug Resistance, MicrobialGenome, FungalRecombination, Genetic