2003
The X‐ray structure of photosystem II reveals a novel electron transport pathway between P680, cytochrome b 559 and the energy‐quenching cation, ChlZ +
Vasil’ev S, Brudvig G, Bruce D. The X‐ray structure of photosystem II reveals a novel electron transport pathway between P680, cytochrome b 559 and the energy‐quenching cation, ChlZ +. FEBS Letters 2003, 543: 159-163. PMID: 12753925, DOI: 10.1016/s0014-5793(03)00442-3.Peer-Reviewed Original Research
1998
A New Model of Cytochrome B-559 Function Based on the Observation of A Reversible Redox-Linked Interconversion Between Two Redox forms of Cytochrome B-559
Stewart D, Brudvig G. A New Model of Cytochrome B-559 Function Based on the Observation of A Reversible Redox-Linked Interconversion Between Two Redox forms of Cytochrome B-559. 1998, 1113-1116. DOI: 10.1007/978-94-011-3953-3_265.Peer-Reviewed Original ResearchPhotosystem IIRedox formsCyt b559Electron transfer pathwayHigh-potential formLow-potential formPSII samplesMn4 clusterElectron transferCyclic electron transferAlternate electron donorsElectron donorMidpoint potentialSample preparationExtrinsic polypeptidesCytochrome b559Heme environmentB559PhotooxidationP680B-type cytochromeInterconversionPreparation
1992
Photooxidation of cytochrome b559 in oxygen-evolving photosystem II.
Buser C, Diner B, Brudvig G. Photooxidation of cytochrome b559 in oxygen-evolving photosystem II. Biochemistry 1992, 31: 11449-59. PMID: 1445880, DOI: 10.1021/bi00161a025.Peer-Reviewed Original ResearchConceptsCyt b559Photosystem II protein complexDark reductionOptical spectroscopyElectron transfer kineticsOxygen-evolving photosystem IIPSII-enriched membranesCytochrome b559Redox stateS2QA- charge recombinationExtent of photooxidationRate of photooxidationPrimary electron acceptorPH range 5.0Plastoquinone poolPSII samplesAcidic pH valuesRoom temperatureElectron acceptorPhotosystem IIPhotooxidationRate of reductionRedox equilibriumRange 5.0P680
1990
Electron-transfer reactions in manganese-depleted photosystem II.
Buser C, Thompson L, Diner B, Brudvig G. Electron-transfer reactions in manganese-depleted photosystem II. Biochemistry 1990, 29: 8977-85. PMID: 2176840, DOI: 10.1021/bi00490a014.Peer-Reviewed Original ResearchConceptsMn-depleted photosystem II membranesElectron donation reactionsManganese-depleted photosystem IIElectron donationCytochrome b559Photosystem II membranesElectron paramagnetic resonance spectroscopyGlobal fitPSII samplesParamagnetic resonance spectroscopyEnergy differenceP680Room temperaturePhotosystem IIElectron transfer reactionsTime scalesLifetimeDecayFree energy differenceElectron transferRate constantsB559Resonance spectroscopySame orderRate of photooxidation
1985
Electron transfer in photosystem II at cryogenic temperatures.
De Paula J, Innes J, Brudvig G. Electron transfer in photosystem II at cryogenic temperatures. Biochemistry 1985, 24: 8114-20. PMID: 3004575, DOI: 10.1021/bi00348a042.Peer-Reviewed Original ResearchConceptsS2-state multiline EPR signalMultiline EPR signalElectron donationEPR signalS1 stateCytochrome b559Electron paramagnetic resonance spectroscopyParamagnetic resonance spectroscopyStable charge separationPhotosystem IIChemical oxidationChlorophyll cationElectron transferReaction center concentrationCharge separationElectron donorResonance spectroscopyS2 stateReaction centersTemperature rangeP680Signal speciesCenter concentrationB559Donation pathway