BacteriochlorophyllsRhodospirillalesRhodopseudomonasBacteriochlorophyll AChlorophyllAerobiosisPhotosynthesisChlorobiBacterial ChromatophoresRhodobacter sphaeroidesChlorobiumLight-Harvesting Protein ComplexesRhodospirillumPhotosynthetic Reaction Center Complex ProteinsRhodobacter capsulatusRhodospirillum rubrumCarotenoidsChromatiumPhototrophic ProcessesPigments, BiologicalAlphaproteobacteriaPheophytinsRhodospirillaceaeChromatiaceaeRhodobacterLevulinic AcidsBacterial ProteinsLightTetrapyrrolesAzaguanineMolecular Sequence DataRNA, Ribosomal, 16SRhodobacteraceaeEnergy TransferDNA, RibosomalAminolevulinic AcidChromatophoresSpectrophotometrySpectrum AnalysisSeawaterPhylogenyBacteria, AerobicRoseobacterChlorophyllidesNorth SeaDNA, BacterialHeterotrophic ProcessesSphingomonadaceaeSpectrophotometry, InfraredIron IsotopesRNA, BacterialAcetobacteraceaeKineticsPorphyrinsGenes, BacterialPhytolCarbon-Oxygen LigasesBase CompositionBacteriaGenes, rRNAEctothiorhodospiraOxygen IsotopesMutationRhodovulumAcidobacteriaElectron TransportProteobacteriaChloroflexusPhycobiliproteinsSequence Analysis, DNAProtein BiosynthesisMolecular StructureOxygenBase SequencePuromycinOxidoreductasesOrganellesProtochlorophyllideWater MicrobiologyOxidoreductases Acting on CH-CH Group DonorsFatty AcidsQuinonesPhotochemistryDarkness