PhotosynthesisRhodobacterLight-Harvesting Protein ComplexesRhodospirillumPhotosynthetic Reaction Center Complex ProteinsRhodopseudomonasRhodospirillaceaeBacterial ChromatophoresRhodobacter sphaeroidesBacteriochlorophyllsBacteriaBacteriochlorophyll ARhodospirillum rubrumProteobacteriaChromatiumChromatiaceaeThylakoidsChlorophyllMembranesIntracellular MembranesCarotenoidsBacterial ProteinsLightEnergy TransferCell MembraneMembrane LipidsPigments, BiologicalMolecular Sequence DataGalactolipidsRhodospirillalesCytochromes c2ChloroplastsPhotosystem II Protein ComplexRhodobacter capsulatusPhototrophic ProcessesCyanobacteriaAmino Acid SequenceRhodospirillum centenumSpectrophotometrySpectrum AnalysisPorphyridiumPhylogenyMembrane PotentialsChromatophoresBromcresol PurpleMembranes, ArtificialOxidation-ReductionSpinacia oleraceaPhycobilisomesGram-Negative BacteriaBacteriorhodopsinsElectron TransportOptical ProcessesHalobacteriumCytochrome b6f ComplexGram-Positive BacteriaMicroscopy, Atomic ForceSequence Homology, Amino AcidFreeze FracturingRNA, Ribosomal, 16SModels, MolecularMicroscopy, ElectronSpectrometry, FluorescencePlant ProteinsDNA, BacterialKineticsGenes, BacterialChlorobiMembrane FluidityPlantsErythrocyte MembraneDNA, RibosomalAerobiosisBacteria, AnaerobicProtein ConformationSequence Analysis, DNAMutationCell Membrane PermeabilityEscherichia coliBase SequencePhotosystem I Protein ComplexModels, BiologicalQuinonesGlycolipidsBasement MembraneSequence AlignmentHalobacterium salinarumXanthophyllsCytochrome c GroupDarknessGene Expression Regulation, BacterialCloning, MolecularElectronsElectrophoresis, Polyacrylamide GelGenes, rRNAChlamydomonas reinhardtiiArabidopsisSynechocystisSpecies SpecificityCytochromes