1987
Reactions of hydroxylamine with the electron-donor side of photosystem II.
Beck W, Brudvig G. Reactions of hydroxylamine with the electron-donor side of photosystem II. Biochemistry 1987, 26: 8285-95. PMID: 2831941, DOI: 10.1021/bi00399a040.Peer-Reviewed Original ResearchConceptsReaction of hydroxylamineMn complexesElectron donor sideO2-evolving centerCharge separationPSII membranesLow-temperature electron paramagnetic resonance (EPR) spectroscopyPhotosystem IIElectron paramagnetic resonance spectroscopyS2-state multiline EPR signalS1 stateTwo-electron reductionOne-electron photooxidationParamagnetic resonance spectroscopyN-methyl-substituted analoguesRadical oxidation productsO2 evolution activityMultiline EPR signalOxidation stateThylakoid membrane preparationsOxidation productsEvolution activityProlonged dark incubationEPR signalResonance spectroscopy
1986
Differential scanning calorimetric studies of photosystem II: evidence for a structural role for cytochrome b559 in the oxygen-evolving complex.
Thompson L, Sturtevant J, Brudvig G. Differential scanning calorimetric studies of photosystem II: evidence for a structural role for cytochrome b559 in the oxygen-evolving complex. Biochemistry 1986, 25: 6161-9. PMID: 3790512, DOI: 10.1021/bi00368a050.Peer-Reviewed Original ResearchConceptsOxygen-evolving complexDifferential scanning calorimetryCytochrome b559Oxygen evolution activityPeak A2Photosystem IIDifferential scanning calorimetric studiesOxidation stateRelative peak areasScanning calorimetric studiesEvolution activityDSC studiesScanning calorimetryDSC tracesPeak areaC temperature rangeDegrees C temperature rangeEndothermic transitionLight-harvesting chlorophyllLow temperature shoulderDSC peakNew probeCalorimetric studiesB559PS II