2000
Characterization of Carotenoid and Chlorophyll Photooxidation in Photosystem II †
Tracewell C, Cua A, Stewart D, Bocian D, Brudvig G. Characterization of Carotenoid and Chlorophyll Photooxidation in Photosystem II †. Biochemistry 2000, 40: 193-203. PMID: 11141071, DOI: 10.1021/bi001992o.Peer-Reviewed Original ResearchMeSH KeywordsCarotenoidsChlorophyllCyanobacteriaElectron Spin Resonance SpectroscopyFree RadicalsLight-Harvesting Protein ComplexesOxidation-ReductionPhotosynthetic Reaction Center Complex ProteinsPhotosystem II Protein ComplexSpectroscopy, Near-InfraredSpectrum Analysis, RamanSpinacia oleraceaTemperatureThylakoidsConceptsSpinach PSII membranesPSII core complexesPSII membranesIR bandsElectron paramagnetic resonance spectroscopyAccessory chlorophyllPhotosystem IIParamagnetic resonance spectroscopyResonance Raman bandsPrevious spectroscopic studiesCation radicalsRaman difference spectroscopySpectroscopic studiesAlternate electron donorsElectron donorInfrared absorbanceCharacterization of carotenoidsRaman bandsResonance spectroscopyDifference spectroscopyHeme cofactorProtein conformersCore complexDifferent stabilitiesMultiphasic kinetics
1998
Time-Resolved Fluorescence Measurements of Photosystem II: The Effect of Quenching by Oxidized Chlorophyll Z
Schweitzer R, Melkozernov A, Blankenship R, Brudvig G. Time-Resolved Fluorescence Measurements of Photosystem II: The Effect of Quenching by Oxidized Chlorophyll Z. The Journal Of Physical Chemistry B 1998, 102: 8320-8326. DOI: 10.1021/jp982098y.Peer-Reviewed Original ResearchExciton equilibrationChlorophyll ZPhotosystem IIFluorescence measurementsSpinach PSII membranesCore antennaNanosecond decay componentTime-resolved fluorescence spectroscopyTime-resolved fluorescence measurementsPSII core complexesSteady-state fluorescence intensityPSII membranesChlZFluorescence spectroscopyLHCII antennaEffective quencherCore antenna chlorophyllsFluorescence decay timePotent quencher
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 spectroscopy