ActinobacteriaRNA, Ribosomal, 16SProteobacteriaBacteriaPhylogenyDNA, RibosomalBiodiversitySequence Analysis, DNASoil MicrobiologyDNA, BacterialMetagenomeFresh WaterMolecular Sequence DataPropionibacteriaceaeBiotaPetrosiaActinomycetalesAcidobacteriaGenes, rRNABacteroidetesBetaproteobacteriaMicrococcaceaeFusobacteriaStreptomycetaceaeGeologic SedimentsEcosystemPlanktonFrankiaVerrucomicrobiaDenaturing Gradient Gel ElectrophoresisSoilGenome, BacterialPoriferaMicrobiotaArchaeaSeawaterHeterotrophic ProcessesRhizosphereMetagenomicsCluster AnalysisStreptomyces coelicolorGordonia BacteriumMicrobial ConsortiaBacterial Physiological PhenomenaIslandsGastrointestinal TractAquatic OrganismsSymbiosisBiological ProductsBurkholderiaceaeChloroflexiGammaproteobacteriaAntsSewageRNA, BacterialFungiGram-Positive BacteriaBacterial ProteinsSoil PollutantsDiaminopimelic AcidArctic RegionsAlphaproteobacteriaBase CompositionEnvironmental MicrobiologyStreptomycesLakesWater MicrobiologyActinomycetales InfectionsPolyketide SynthasesGene Expression Regulation, BacterialWaste WaterTreesDNA, ArchaealEukaryotaAntibiosisGenes, Bacterial