2011
S1-State Model of the O2-Evolving Complex of Photosystem II
Luber S, Rivalta I, Umena Y, Kawakami K, Shen JR, Kamiya N, Brudvig GW, Batista VS. S1-State Model of the O2-Evolving Complex of Photosystem II. Biochemistry 2011, 50: 6308-6311. PMID: 21678908, PMCID: PMC3139771, DOI: 10.1021/bi200681q.Peer-Reviewed Original ResearchConceptsHigh-resolution spectroscopic dataQuantum mechanics/molecular mechanics modelsExtended X-ray absorption fine structure (EXAFS) dataX-ray absorption fine structure dataFine structure dataPhotosystem IIX-ray diffraction modelOxygen-evolving complexDiffraction modelSingle crystalsMn clusterXRD modelMolecular mechanics modelIntermetallic distanceManganese centersSpectroscopic dataOxidation stateWater splittingCarboxylate moietyCatalytic cycleStructure dataLikely correspondsComplexesSplittingCrystals
2009
The MoD-QM/MM methodology for structural refinement of photosystem II and other biological macromolecules
Sproviero EM, Newcomer MB, Gascón JA, Batista ER, Brudvig GW, Batista VS. The MoD-QM/MM methodology for structural refinement of photosystem II and other biological macromolecules. Photosynthesis Research 2009, 102: 455-470. PMID: 19633920, PMCID: PMC2954272, DOI: 10.1007/s11120-009-9467-6.Peer-Reviewed Original ResearchConceptsElectrostatic interactionsMM methodQuantum mechanics/molecular mechanics (QM/MM) hybrid methodsForce fieldQM/MM hybrid methodsQM/MM methodologyQM/MM methodsMolecular mechanics force fieldQuantum chemistry techniquesMM force fieldsStructural refinementPhotosystem IIChemistry techniquesStructure/function relationsCharge transferQM layerMolecular fragmentsChemical modificationBiological macromoleculesSteric hindranceComputational protocolSpectroscopic dataMolecular domainsStructural propertiesHigh-resolution spectroscopic data
2008
A Model of the Oxygen-Evolving Center of Photosystem II Predicted by Structural Refinement Based on EXAFS Simulations
Sproviero EM, Gascón JA, McEvoy JP, Brudvig GW, Batista VS. A Model of the Oxygen-Evolving Center of Photosystem II Predicted by Structural Refinement Based on EXAFS Simulations. Journal Of The American Chemical Society 2008, 130: 6728-6730. PMID: 18457397, PMCID: PMC2678715, DOI: 10.1021/ja801979n.Peer-Reviewed Original ResearchConceptsOxygen-evolving complexSpectroscopic dataPhotosystem IIOxygen-Evolving CenterIntermediate oxidation statesHigh-resolution spectroscopic dataOxidation stateCatalytic cycleMetal clustersEXAFS simulationsPolarized EXAFSXRD modelStructural refinementEXAFSComputational structural modelsSingle crystalsStructural modelDanglerAmino acidsIonsComplexesCrystalsMnAcidStructure