1996
Isolation and Characterization of Spinach Photosystem II Membrane-Associated Catalase and Polyphenol Oxidase †
Sheptovitsky Y, Brudvig G. Isolation and Characterization of Spinach Photosystem II Membrane-Associated Catalase and Polyphenol Oxidase †. Biochemistry 1996, 35: 16255-16263. PMID: 8973199, DOI: 10.1021/bi9613842.Peer-Reviewed Original ResearchMeSH KeywordsAmino AcidsCatalaseCatechol OxidaseChloroplastsChromatography, High Pressure LiquidChromatography, Ion ExchangeCopperElectrophoresis, Polyacrylamide GelHot TemperatureIntracellular MembranesKineticsMolecular WeightOxygenOxygen ConsumptionPeptide MappingPhotosynthetic Reaction Center Complex ProteinsPhotosystem II Protein ComplexSpectrophotometrySpinacia oleraceaSubstrate SpecificityConceptsPSII membranesCentre of PSIIUV-visible absorptionO2 evolution activityThylakoid membranesSpinach thylakoid membranesAnion-exchange chromatographyMembrane-associated catalaseHeme enzymesBatch adsorptionHeme catalasesMild heat treatmentHeat treatmentMolecular weightAnion-exchange beadsNative molecular weightPPOIrreversible aggregationGel filtrationFurther manipulationAdsorptionAmino acid compositionTriazoleMembraneChromatography
1984
Electron spin relaxation of CuA and cytochrome a in cytochrome c oxidase. Comparison to heme, copper, and sulfur radical complexes.
Brudvig G, Blair D, Chan S. Electron spin relaxation of CuA and cytochrome a in cytochrome c oxidase. Comparison to heme, copper, and sulfur radical complexes. Journal Of Biological Chemistry 1984, 259: 11001-11009. PMID: 6088526, DOI: 10.1016/s0021-9258(18)90613-7.Peer-Reviewed Original ResearchConceptsType 1 copperType 2 copperSulfur radicalsBlue copper proteinsMetal centerCopper complexesRadical complexesCopper centerCO complexCopper proteinsProtein environmentLow-spin heme proteinsParamagnetic sitesSpin centersHeme proteinsInorganic copperMagnetic dipolar interactionElectron spin relaxationCopperComplexesSpin-lattice relaxationDipolar interactionsCytochrome c oxidaseRadicalsCuA
1982
The nature of CuA in cytochrome c oxidase.
Stevens T, Martin C, Wang H, Brudvig G, Scholes C, Chan S. The nature of CuA in cytochrome c oxidase. Journal Of Biological Chemistry 1982, 257: 12106-12113. PMID: 6288707, DOI: 10.1016/s0021-9258(18)33685-8.Peer-Reviewed Original ResearchConceptsCytochrome c oxidaseYeast cytochrome c oxidaseC oxidaseCysteine sulfurProteinBeef heartOxidaseElectron nuclear double resonance (ENDOR) spectraElectron paramagnetic resonanceSubstantial spin densityParamagnetic resonanceDouble resonance spectraBetaCuAResonance spectraCysteineSpin densityHistidine
1980
Evidence for the absence of photoreduction of the metal centers of cytochrome c oxidase by x-irradiation
Brudvig G, Bocian D, Gamble R, Chan S. Evidence for the absence of photoreduction of the metal centers of cytochrome c oxidase by x-irradiation. Biochimica Et Biophysica Acta 1980, 624: 78-89. PMID: 6250634, DOI: 10.1016/0005-2795(80)90227-5.Peer-Reviewed Original ResearchConceptsConventional X-ray sourceStanford Synchrotron Radiation LaboratoryX-ray absorption measurementsX-ray photonsPhotons/sX-ray fluxX-ray sourcesSynchrotron Radiation LaboratoryMetal centerOptical spectroscopyRadiation LaboratoryAbsorption measurementsElectron paramagnetic resonanceParamagnetic resonanceCytochrome c oxidasePhotonsPhotoreductionC oxidaseRadiationResonanceSpectroscopyOxidaseSourceMeasurementsFlux
1979
Cua3 of cytochrome c oxidase is not a type 1 (blue) copper
Brudvig G, Chan S. Cua3 of cytochrome c oxidase is not a type 1 (blue) copper. FEBS Letters 1979, 106: 139-141. PMID: 227722, DOI: 10.1016/0014-5793(79)80712-7.Peer-Reviewed Original ResearchStructure of cytochrome a3-Cua3 couple in cytochrome c oxidase as revealed by nitric oxide binding studies.
Stevens T, Brudvig G, Bocian D, Chan S. Structure of cytochrome a3-Cua3 couple in cytochrome c oxidase as revealed by nitric oxide binding studies. Proceedings Of The National Academy Of Sciences Of The United States Of America 1979, 76: 3320-3324. PMID: 226967, PMCID: PMC383817, DOI: 10.1073/pnas.76.7.3320.Peer-Reviewed Original Research