2024
Structure of a biohybrid photosystem I-platinum nanoparticle solar fuel catalyst
Gisriel C, Malavath T, Qiu T, Menzel J, Batista V, Brudvig G, Utschig L. Structure of a biohybrid photosystem I-platinum nanoparticle solar fuel catalyst. Nature Communications 2024, 15: 9519. PMID: 39496605, PMCID: PMC11535483, DOI: 10.1038/s41467-024-53476-y.Peer-Reviewed Original ResearchLight-driven H2 productionFuel catalystUnity quantum efficiencyPhotosynthetic biohybrid systemsPigment-protein complexesLight-driven enzymePlatinum nanoparticlesH2 productionQuantum efficiencyPhotosystem I complexCatalystChemical energyCryo-EM structureResolution cryo-EM structureBiohybrid systemsFuel productionStored solar energyPhotosystem IBiology platformReducing equivalentsMolecular basisI complexSolar energyBinding sitesStructure
2003
Pulsed High-Frequency EPR Study on the Location of Carotenoid and Chlorophyll Cation Radicals in Photosystem II
Lakshmi K, Poluektov O, Reifler M, Wagner A, Thurnauer M, Brudvig G. Pulsed High-Frequency EPR Study on the Location of Carotenoid and Chlorophyll Cation Radicals in Photosystem II. Journal Of The American Chemical Society 2003, 125: 5005-5014. PMID: 12708850, DOI: 10.1021/ja0295671.Peer-Reviewed Original ResearchMeSH KeywordsBeta CaroteneBinding SitesCationsChlorophyllCyanobacteriaDeuteriumElectron Spin Resonance SpectroscopyFerrous CompoundsFree RadicalsLight-Harvesting Protein ComplexesOxidation-ReductionPhotosynthetic Reaction Center Complex ProteinsPhotosystem II Protein ComplexProtein ConformationRhodospirillumConceptsHigh-frequency EPR spectroscopyRelaxation enhancementEPR spectroscopyRelaxation ratePS IIElectron donorChlorophyll cation radicalsSpin-lattice relaxation rateWater oxidation complexFrequency EPR StudyPigment-protein complexesPhotosystem IIGreater relaxation enhancementCarotenoid-binding siteCation radicalsChlorophyll radicalsElectron transferAlternate electron donorsEPR studiesEPR signalDistance estimatesReaction centersRadicalsSpectroscopy