2023
Computing the Relative Affinity of Chlorophylls a and b to Light-Harvesting Complex II
Ranepura G, Mao J, Vermaas J, Wang J, Gisriel C, Wei R, Ortiz-Soto J, Uddin R, Amin M, Brudvig G, Gunner M. Computing the Relative Affinity of Chlorophylls a and b to Light-Harvesting Complex II. The Journal Of Physical Chemistry B 2023, 127: 10974-10986. PMID: 38097367, DOI: 10.1021/acs.jpcb.3c06273.Peer-Reviewed Original Research
2021
Structure of a monomeric photosystem II core complex from a cyanobacterium acclimated to far-red light reveals the functions of chlorophylls d and f
Gisriel CJ, Shen G, Ho MY, Kurashov V, Flesher DA, Wang J, Armstrong WH, Golbeck JH, Gunner MR, Vinyard DJ, Debus RJ, Brudvig GW, Bryant DA. Structure of a monomeric photosystem II core complex from a cyanobacterium acclimated to far-red light reveals the functions of chlorophylls d and f. Journal Of Biological Chemistry 2021, 298: 101424. PMID: 34801554, PMCID: PMC8689208, DOI: 10.1016/j.jbc.2021.101424.Peer-Reviewed Original ResearchMeSH KeywordsChlorophyllLightPhotosynthesisPhotosystem I Protein ComplexPhotosystem II Protein ComplexSynechococcusWaterConceptsChl f moleculesWater oxidationF moleculesPhotosystem II core complexII core complexesPhotosystem IIÅ resolution cryo-EM structureFar-red light photoacclimationResolution cryo-EM structurePhotochemical catalysisElectron transfer chainCryo-EM structureGlutamate side chainVisible lightCore complexSide chainsRed limitD moleculesSolar energy utilizationAcceptor sidePSII biogenesisFar-red lightPCC 7335Core subunitsMoleculesStructure of a photosystem I-ferredoxin complex from a marine cyanobacterium provides insights into far-red light photoacclimation
Gisriel CJ, Flesher DA, Shen G, Wang J, Ho MY, Brudvig GW, Bryant DA. Structure of a photosystem I-ferredoxin complex from a marine cyanobacterium provides insights into far-red light photoacclimation. Journal Of Biological Chemistry 2021, 298: 101408. PMID: 34793839, PMCID: PMC8689207, DOI: 10.1016/j.jbc.2021.101408.Peer-Reviewed Original ResearchConceptsFar-red light photoacclimationChl fFar-red lightPhotosystem I (PSI) subunitsFRL-PSICryo-EM structureCyanobacterium Synechococcus spSynechococcus spI subunitsMarine cyanobacteriumPhotosystem ISoluble ferredoxinElectron transfer cofactorsPhotoacclimationChl f moleculesFerredoxin complexFar-red regionF moleculesBinding sitesFerredoxinAdditional sitesCanonical viewCyanobacteriaCyanobacteriumPhotosynthesisHeterogeneous Composition of Oxygen-Evolving Complexes in Crystal Structures of Dark-Adapted Photosystem II
Wang J, Gisriel CJ, Reiss K, Huang HL, Armstrong WH, Brudvig GW, Batista VS. Heterogeneous Composition of Oxygen-Evolving Complexes in Crystal Structures of Dark-Adapted Photosystem II. Biochemistry 2021, 60: 3374-3384. PMID: 34714055, DOI: 10.1021/acs.biochem.1c00611.Peer-Reviewed Original ResearchConceptsOxygen-evolving complexMetal ionsPhotosystem IIElectron density peakIndividual metal ionsElectron density distributionNumber of electronsPSII dimersMetal centerWater oxidationOxidation stateElectron numberHomodimeric protein complexElectronsCrystal structurePSII structureDensity distributionDensity peaksComplexesRedox stateIonsDimersMonomersPeakOxidation
2017
Chlorophyll a with a farnesyl tail in thermophilic cyanobacteria
Wiwczar JM, LaFountain AM, Wang J, Frank HA, Brudvig GW. Chlorophyll a with a farnesyl tail in thermophilic cyanobacteria. Photosynthesis Research 2017, 134: 175-182. PMID: 28741056, PMCID: PMC5832022, DOI: 10.1007/s11120-017-0425-4.Peer-Reviewed Original ResearchMeSH KeywordsChlorophyllChlorophyll ACyanobacteriaElectron TransportOxygenPhotosynthesisPhotosystem II Protein ComplexConceptsThermophilic cyanobacteriaPhotosystem IIMajor light-harvesting pigmentOxygenic photosynthetic organismsLight-harvesting pigmentsÅ crystal structurePhotosynthetic organismsFarnesyl tailCyanobacteriaIsoprene unitsSpecific ChlSmall populationPhytyl tailElectron density mapsTailChlMass spectrometryOrganismsCofactorDensity mapsCrystal structureHigh-performance liquid chromatographyExperimental evidencePigmentsLiquid chromatography