PlastocyaninPyruvate SynthaseChlorophyllCytochromes fFerredoxinsElectron TransportPhotosystem I Protein ComplexKetone OxidoreductasesPhotosynthetic Reaction Center Complex ProteinsTungstenOxidation-ReductionElectronsFerredoxin-NADP ReductaseBiliverdineLight-Harvesting Protein ComplexesBile PigmentsElectron Spin Resonance SpectroscopyCytochromes c6CyanobacteriaPhycobilinsCytochromesSpinacia oleraceaOxidoreductasesPlantsPhotosynthesisChloroplastsMolecular Sequence DataTritrichomonasAmino Acid SequenceSpectrum AnalysisKineticsPlant ProteinsSpectrophotometryIron-Sulfur ProteinsAldehyde OxidoreductasesViologensCopperAzurinRhodobacter sphaeroidesProchlorothrixCytochrome b6f ComplexChlorophytaTetrapyrrolesCytochrome c GroupLightNostocPhotosystem II Protein ComplexArchaeaPhycocyaninPyruvic AcidModels, MolecularSulfolobusCoenzyme AChlamydomonas reinhardtiiHydrogenaseThylakoidsThiamine PyrophosphateEthyldimethylaminopropyl CarbodiimideTrichomonas vaginalisMicroscopy, ElectronPyrococcus furiosusQuinone ReductasesHydrogenBacterial ProteinsFerricyanidesCatalysisSequence Homology, Amino AcidAnaerobiosisMethanosarcina barkeriClostridiumElectron Transport Complex IIIStatic ElectricityNAD(P)H Dehydrogenase (Quinone)Protein ConformationEscherichia coliMetalloproteinsNADH, NADPH OxidoreductasesCytochrome b GroupElectron-Transferring FlavoproteinsProtochlorophyllideTissue DonorsHydrogen-Ion ConcentrationAnabaenaHemeGiardia lambliaChlorophyllidesPlastoquinoneBinding SitesFlavoproteinsFlavin-Adenine DinucleotideNADPMicroscopy, Electron, ScanningFlavodoxinElectrophoresis, Polyacrylamide GelFlavinsFlavin MononucleotideElectrochemistryElectron Transport Complex IVSubstrate SpecificityPheophytins