2000
Low-Temperature Turnover Control of Photosystem II Using Novel Metal-Containing Redox-Active Herbicides
Karki L, Lakshmi K, Szalai V, Brudvig G. Low-Temperature Turnover Control of Photosystem II Using Novel Metal-Containing Redox-Active Herbicides. Journal Of The American Chemical Society 2000, 122: 5180-5188. DOI: 10.1021/ja994138x.Peer-Reviewed Original ResearchO2-evolving complexQB siteLong-range electron transferElectron acceptor groupsS-state cyclingStable charge separationPentane spacerHydrocarbon spacerUrea groupsElectron transferCharge separationEPR resultsStoichiometric reductionTwo-electronHerbicide derivativesEPR studiesElectron acceptorMoietyPhenylurea herbicidesDonor sidePhotosystem IISpacerComplexesLow temperatureInhibition studies
1997
Fluorescence Quenching by Chlorophyll Cations in Photosystem II †
Schweitzer R, Brudvig G. Fluorescence Quenching by Chlorophyll Cations in Photosystem II †. Biochemistry 1997, 36: 11351-11359. PMID: 9298954, DOI: 10.1021/bi9709203.Peer-Reviewed Original ResearchConceptsFluorescence quenchingPhotosystem IIElectron donorDonor sideElectron paramagnetic resonance spectroscopyRedox-active tyrosinesRedox-active centersCharge-separated stateSteady-state fluorescence quenchingParamagnetic resonance spectroscopyRedox-active componentsElectron donor sideElectron transfer pathwayCytochrome b559Redox stateFluorescence intensityO2-evolving complexPrimary electron donorReversible oxidationChlorophyll cationElectron donationFurther oxidationChlZRapid photooxidationDifferent sample preparation