2021
Structure of New Binary and Ternary DNA Polymerase Complexes From Bacteriophage RB69
Park J, Youn HS, An JY, Lee Y, Eom SH, Wang J. Structure of New Binary and Ternary DNA Polymerase Complexes From Bacteriophage RB69. Frontiers In Molecular Biosciences 2021, 8: 704813. PMID: 34869578, PMCID: PMC8639217, DOI: 10.3389/fmolb.2021.704813.Peer-Reviewed Original ResearchDivalent metal ionsMetal ionsT duplexSecond divalent metal ionSingle divalent metal ionDimeric complexCrystal structureTernary complex structureBinary complexIonsSpecific interactionsTernary complexDimeric formAdditional conformational changesComplexesInitial bindingDNA complexesConformational changesNew binaryClosed ternary complexRB69polDNTP-binding pocketStructurePolymerizationBiological relevanceHeterogeneous 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
2018
Crystallographic evidence for two‐metal‐ion catalysis in human pol η
Wang J, Smithline ZB. Crystallographic evidence for two‐metal‐ion catalysis in human pol η. Protein Science 2018, 28: 439-447. PMID: 30368948, PMCID: PMC6319759, DOI: 10.1002/pro.3541.Peer-Reviewed Original ResearchConceptsMetal ionsProduct pyrophosphateChemical reactionsTwo-metal-ion catalysisTwo-metal-ion catalytic mechanismThird metal ionPhosphoryl transfer reactionsTransfer reactionsCrystallographic dataCatalytic mechanismCrystal structureCrystallographic evidenceHuman Pol ηMeal ionsIonsHuman polymerase ηCatalysisReactionComplexesSubPyrophosphateBindingProductsDNA polymeraseCrystalsIdentification of ions in experimental electrostatic potential maps
Wang J, Liu Z, Frank J, Moore PB. Identification of ions in experimental electrostatic potential maps. IUCrJ 2018, 5: 375-381. PMID: 30002838, PMCID: PMC6038950, DOI: 10.1107/s2052252518006292.Peer-Reviewed Original ResearchElectrostatic potentialElectrostatic potential mapsCation-anion pairsX-ray crystallographyCation peaksIonic pairsAtomic chargesAnion peaksIdentification of ionsIsolated ionsAnionsCationsIonsESP valuesAtomsCryo-electron microscopyPotential mapsHigh scattering anglesElectron distributionMacromoleculesChargeUncharged atomsCryo-EM mapsCrystallography
2016
Different Divalent Cations Alter the Kinetics and Fidelity of DNA Polymerases*
Vashishtha AK, Wang J, Konigsberg WH. Different Divalent Cations Alter the Kinetics and Fidelity of DNA Polymerases*. Journal Of Biological Chemistry 2016, 291: 20869-20875. PMID: 27462081, PMCID: PMC5076500, DOI: 10.1074/jbc.r116.742494.Peer-Reviewed Original ResearchConceptsMetal ionsWater moleculesTransfer reactionsDifferent divalent cationsOctahedral coordination geometryB metal ionsThird metal ionDifferent metal ionsAttacking water moleculeDivalent metal ionsNucleotidyl transfer reactionPhosphoryl transfer reactionsNon-bridging oxygen atomsOctahedral complexesCoordination geometryCarboxyl oxygenDivalent cationsOxygen atomsSixth ligandHydroxyl groupsTransition stateEffective nucleophilePhosphorous atomsIonsB-site
2012
Bidentate and tridentate metal‐ion coordination states within ternary complexes of RB69 DNA polymerase
Xia S, Eom SH, Konigsberg WH, Wang J. Bidentate and tridentate metal‐ion coordination states within ternary complexes of RB69 DNA polymerase. Protein Science 2012, 21: 447-451. PMID: 22238207, PMCID: PMC3375444, DOI: 10.1002/pro.2026.Peer-Reviewed Original ResearchConceptsCoordination complexesMetal ionsCoordination stateSecond metal ionMetal ion coordinationDivalent metal ionsTernary complexTridentate coordinationBond formationPhosphorus atomActive siteRelevant conformationsStructural studiesSelectivity mechanismIonsTriphosphate tailComplexesRB69 DNA polymeraseÅ resolutionBase selectivityGround stateSubstrate alignmentPolymerase active siteCatalysisCoordination
2011
Structural Insights into Complete Metal Ion Coordination from Ternary Complexes of B Family RB69 DNA Polymerase
Xia S, Wang M, Blaha G, Konigsberg WH, Wang J. Structural Insights into Complete Metal Ion Coordination from Ternary Complexes of B Family RB69 DNA Polymerase. Biochemistry 2011, 50: 9114-9124. PMID: 21923197, PMCID: PMC3760225, DOI: 10.1021/bi201260h.Peer-Reviewed Original ResearchConceptsMetal ionsBond formationHydroxyl groupsCoordination bond lengthsMetal ion coordinationΑ-phosphateB-siteTernary complexMetal ion ACoordination complexesIon coordinationBond lengthsCoordination octahedraIon APhosphorus atomIonic radiusSimultaneous coordinationPhosphodiester bond formationIonsNucleotidyl transferStructural insightsComplexesPyrophosphate product
2004
The Activity of Selected RB69 DNA Polymerase Mutants Can Be Restored by Manganese Ions: The Existence of Alternative Metal Ion Ligands Used during the Polymerization Cycle †
Zakharova E, Wang J, Konigsberg W. The Activity of Selected RB69 DNA Polymerase Mutants Can Be Restored by Manganese Ions: The Existence of Alternative Metal Ion Ligands Used during the Polymerization Cycle †. Biochemistry 2004, 43: 6587-6595. PMID: 15157091, DOI: 10.1021/bi049615p.Peer-Reviewed Original ResearchConceptsMetal ionsRapid chemical quench techniquesB metal ionsMetal ion ligandsMetal ion dependenceNucleotidyl transfer reactionState kinetic analysisTransfer reactionsIon ligandsActive centersCrystal structureSide chainsManganese ionsCatalytic sitePolymerization cyclesIonsIon dependenceAlternative ligandsRB69 DNA Polymerase MutantsLigandsConformational changesPol complexPhosphoryl transferKinetic analysisComplexes