2003
Two Redox-Active β-Carotene Molecules in Photosystem II †
Tracewell C, Brudvig G. Two Redox-Active β-Carotene Molecules in Photosystem II †. Biochemistry 2003, 42: 9127-9136. PMID: 12885246, DOI: 10.1021/bi0345844.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, PhysiologicalBeta CaroteneCyanobacteriaDarknessElectron Spin Resonance SpectroscopyFree RadicalsFreezingLight-Harvesting Protein ComplexesNormal DistributionOxidation-ReductionPhotochemistryPhotosynthetic Reaction Center Complex ProteinsPhotosystem II Protein ComplexSpectroscopy, Near-InfraredSpinacia oleraceaTyrosineConceptsSecondary electron transfer pathwayElectron transfer pathwayElectron paramagnetic resonance spectroscopyElectron transfer reactionsElectron transfer pathParamagnetic resonance spectroscopyHole-hopping mechanismPS II core complexesΒ-carotene moleculesPS II membranesII core complexesPhotosystem IIIR spectroscopyPS IILow temperatureCharge separationElectrostatic interactionsOxygen evolutionResonance spectroscopyLow-temperature illuminationInhibited samplesSpectroscopyEquilibrated statePeak variesSynechocystis PCC 6803
1989
Directed alteration of the D1 polypeptide of photosystem II: evidence that tyrosine-161 is the redox component, Z, connecting the oxygen-evolving complex to the primary electron donor, P680.
Metz J, Nixon P, Rögner M, Brudvig G, Diner B. Directed alteration of the D1 polypeptide of photosystem II: evidence that tyrosine-161 is the redox component, Z, connecting the oxygen-evolving complex to the primary electron donor, P680. Biochemistry 1989, 28: 6960-9. PMID: 2510819, DOI: 10.1021/bi00443a028.Peer-Reviewed Original Research