1988
Electron Donation in Photosystem II
Thompson L, Miller A, De Paula J, Brudvig G. Electron Donation in Photosystem II. Israel Journal Of Chemistry 1988, 28: 121-128. DOI: 10.1002/ijch.198800021.Peer-Reviewed Original ResearchElectron transfer pathwayElectron paramagnetic resonanceElectron donationTransfer pathwayElectron donorOxygen-evolving centerPS IIOptical spectroscopyPhotosystem IITime-resolved optical spectroscopyPrimary electron donorAlternate electron donorsParamagnetic resonanceEPR resultsCytochrome b 559EPR studiesCyclic electron transfer pathwaysMn sitesSpectroscopyPhotooxidationKinetic componentsPhotooxidation of chlorophyllDonorsKinetics
1986
Binding of amines to the O2-evolving center of photosystem II.
Beck W, Brudvig G. Binding of amines to the O2-evolving center of photosystem II. Biochemistry 1986, 25: 6479-86. PMID: 3024709, DOI: 10.1021/bi00369a021.Peer-Reviewed Original ResearchConceptsO2-evolving centerMultiline EPR spectrumMultiline EPR signalEPR signalS2 statePSII membranesLow-temperature electron paramagnetic resonance (EPR) spectroscopyEPR spectraElectron paramagnetic resonance spectroscopyS2-state multiline EPR signalPhotosystem IIBinding of NH3Untreated PSII membranesDirect spectroscopic evidenceParamagnetic resonance spectroscopySpinach PSII membranesMn sitesBinding of aminesDifferent EPR signalsNH3 moleculesSpectroscopic evidencePrimary aminesSteric factorsParamagnetic sitesResonance spectroscopyEffect of the 17- and 23-kilodalton polypeptides, calcium, and chloride on electron transfer in photosystem II.
De Paula J, Li P, Miller A, Wu B, Brudvig G. Effect of the 17- and 23-kilodalton polypeptides, calcium, and chloride on electron transfer in photosystem II. Biochemistry 1986, 25: 6487-94. PMID: 3024710, DOI: 10.1021/bi00369a022.Peer-Reviewed Original ResearchConceptsS2-state multiline EPR signalMultiline EPR signalEPR signalPSII membranesPhotosystem II samplesS1 stateUntreated PSII membranesReaction centersElectron paramagnetic resonance measurementsChlorophyll moleculesPhotosystem II membranesStable charge separationParamagnetic resonance measurementsPhotosystem IIPSII samplesO2-evolving centerElectron transferCharge separationElectron donorNuclear hyperfine structureCytochrome b559Mn sitesResonance measurementsOxidationFraction of PSII
1985
Active and resting states of the O2-evolving complex of photosystem II.
Beck W, De Paula J, Brudvig G. Active and resting states of the O2-evolving complex of photosystem II. Biochemistry 1985, 24: 3035-43. PMID: 2990539, DOI: 10.1021/bi00333a035.Peer-Reviewed Original ResearchConceptsO2-evolving complexEPR signalPSII membranesLow-temperature electron paramagnetic resonance (EPR) spectroscopyPhotosystem IIElectron paramagnetic resonance spectroscopyS2-state multiline EPR signalParamagnetic resonance spectroscopyS2 state EPR signalsMn sitesMultiline EPR signalSpinach photosystem IIThylakoid membranesCatalytic reductionChemical propertiesResonance spectroscopyDifferent hyperfine structureO2