PlastocyaninPyruvate SynthasePhotosynthetic Reaction Center Complex ProteinsFerredoxinsKetone OxidoreductasesTungstenCytochromes fElectron TransportFerredoxin-NADP ReductaseBiliverdineBile PigmentsRhodobacter sphaeroidesPhotosystem I Protein ComplexPhycobilinsElectronsElectron Spin Resonance SpectroscopyOxidation-ReductionLight-Harvesting Protein ComplexesPhotosystem II Protein ComplexTritrichomonasPheophytinsPhotosynthesisChlorophyllOxidoreductasesAldehyde OxidoreductasesSpinacia oleraceaViologensMolecular Sequence DataAmino Acid SequenceSpectrophotometryIron-Sulfur ProteinsCyanobacteriaArchaeaBacteriochlorophyllsRhodopseudomonasSulfolobusPyruvic AcidPlantsCytochromesLightCoenzyme ACytochromes c6KineticsChloroplastsThiamine PyrophosphatePhycocyaninMicroscopy, ElectronTrichomonas vaginalisTetrapyrrolesPyrococcus furiosusHydrogenaseBacterial ProteinsPlant ProteinsMethanosarcina barkeriAnaerobiosisSpectrum AnalysisClostridiumHydrogenNAD(P)H Dehydrogenase (Quinone)QuinonesModels, MolecularGiardia lambliaQuinone ReductasesSequence Homology, Amino AcidThylakoidsCatalysisChlamydomonas reinhardtiiCytochrome c GroupChlorophytaMicroscopy, Electron, ScanningCopperCytochromes c2PhotochemistryUbiquinoneNADH, NADPH OxidoreductasesCytochrome b6f ComplexProtein ConformationChlorobiArchaeal ProteinsElectrophoresis, Polyacrylamide GelEscherichia coliRhodobacter capsulatusEthyldimethylaminopropyl CarbodiimideBacterial ChromatophoresNostocDimethylaminesProchlorothrixSubstrate SpecificityPlastoquinoneStatic ElectricityEnergy TransferPyruvatesDiuronMetalloproteinsCytochrome b GroupHydrogen-Ion ConcentrationAzurinElectron Transport Complex IIISulfurFermentation