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
2018
High-Energy Charge-Separated States by Reductive Electron Transfer Followed by Electron Shift in the Tetraphenylethylene–Aluminum(III) Porphyrin–Fullerene Triad
Zarrabi N, Agatemor C, Lim G, Matula A, Bayard B, Batista V, D’Souza F, Poddutoori P. High-Energy Charge-Separated States by Reductive Electron Transfer Followed by Electron Shift in the Tetraphenylethylene–Aluminum(III) Porphyrin–Fullerene Triad. The Journal Of Physical Chemistry C 2018, 123: 131-143. DOI: 10.1021/acs.jpcc.8b09500.Peer-Reviewed Original ResearchCharge-separated stateCharge separationTime-resolved spectroscopic techniquesReductive electron transferCharge separated statesExcited-state propertiesReference dyadsExcited singlet stateTetraphenylethylene unitsArtificial photosynthesisSupramolecular triadElectron transferSpectroscopic techniquesCovalent bondsPorphyrin planeTetraphenylethyleneElectron migrationPhotochemical reactionsChemical energyElectron shiftSinglet stateAlPorFullerenesPorphyrinsSeparation
2005
The mechanism of photosynthetic water splitting
McEvoy J, Gascon J, Batista V, Brudvig G. The mechanism of photosynthetic water splitting. Photochemical & Photobiological Sciences 2005, 4: 940-949. PMID: 16307106, DOI: 10.1039/b506755c.Peer-Reviewed Original ResearchConceptsProtein complex photosystem IIOxygen-evolving complexWater splittingPhotosynthetic water splittingGreen plant chloroplastsMolecular mechanics calculationsPhotosynthetic light reactionsRecent experimental resultsElectron transfer pathwayX-ray crystallographic modelSource of electronsProton concentration gradientPlant chloroplastsProduct protonsMechanics calculationsOxygenic photosynthesisDioxygen gasThylakoid lumenAerobic lifeElectronsThylakoid membranesCatalytic mechanismChemical energyPhotosystem IIManganese ions