2023
High-Resolution Structural Analysis of Dyneins by Cryo-electron Microscopy
Chai P, Rao Q, Wang Y, Zhang K. High-Resolution Structural Analysis of Dyneins by Cryo-electron Microscopy. Methods In Molecular Biology 2023, 2623: 257-279. PMID: 36602691, PMCID: PMC10371436, DOI: 10.1007/978-1-0716-2958-1_16.ChaptersConceptsCryo-electron microscopyHigh-resolution structural informationLarge molecular machineHigh-resolution structuresCryo-EM approachResolution structural analysisProtein complexesStructural biologistsCellular cargoMolecular machinesDyneinDepth mechanistic understandingMolecular motorsMechanistic understandingCiliary motilityFlexible conformationIntricate architectureStructural informationMacromolecular structureForce generatorStructural analysisBiologistsSimilar structureCargoMicroscopy
2022
Multi-curve fitting and tubulin-lattice signal removal for structure determination of large microtubule-based motors
Chai P, Rao Q, Zhang K. Multi-curve fitting and tubulin-lattice signal removal for structure determination of large microtubule-based motors. Journal Of Structural Biology 2022, 214: 107897. PMID: 36089228, PMCID: PMC10321216, DOI: 10.1016/j.jsb.2022.107897.Peer-Reviewed Original ResearchCryo-EM structure of an active central apparatus
Han L, Rao Q, Yang R, Wang Y, Chai P, Xiong Y, Zhang K. Cryo-EM structure of an active central apparatus. Nature Structural & Molecular Biology 2022, 29: 472-482. PMID: 35578022, PMCID: PMC9113940, DOI: 10.1038/s41594-022-00769-9.Peer-Reviewed Original ResearchConceptsCentral apparatusDiverse cellular activitiesKinesin-like proteinCryo-EM structureArmadillo repeat proteinsCryo-electron microscopyHigh-resolution structuresEukaryotic speciesProtein subunitsMotile ciliaBridge proteinsPair of microtubulesRegulatory roleCellular activitiesProteinDynamic conformational behaviorCiliary motilityCiliaCiliary beatingStructural frameworkConformational behaviorSubunitsMicrotubulesRegulatorSpecies
2021
Structures of outer-arm dynein array on microtubule doublet reveal a motor coordination mechanism
Rao Q, Han L, Wang Y, Chai P, Kuo YW, Yang R, Hu F, Yang Y, Howard J, Zhang K. Structures of outer-arm dynein array on microtubule doublet reveal a motor coordination mechanism. Nature Structural & Molecular Biology 2021, 28: 799-810. PMID: 34556869, PMCID: PMC8500839, DOI: 10.1038/s41594-021-00656-9.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateCryoelectron MicroscopyDyneinsMicrotubulesModels, MolecularTetrahymena thermophilaConceptsOuter arm dyneinMicrotubule doubletsDistinct microtubule-binding domainsHigh-resolution structuresAction of dyneinsMicrotubule-binding domainNative tracksATP hydrolysisDynein motorsHydrolyze ATPConformational changesNucleotide cycleMotor coordination mechanismATP turnoverDyneinHead interactionsMechanical forces
2017
Cryo-EM structure of human ATR-ATRIP complex
Rao Q, Liu M, Tian Y, Wu Z, Hao Y, Song L, Qin Z, Ding C, Wang H, Wang J, Xu Y. Cryo-EM structure of human ATR-ATRIP complex. Cell Research 2017, 28: 143-156. PMID: 29271416, PMCID: PMC5799817, DOI: 10.1038/cr.2017.158.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAtaxia Telangiectasia Mutated ProteinsCarrier ProteinsChromatography, AffinityChromatography, GelCryoelectron MicroscopyDNA DamageDNA-Binding ProteinsHumansIsoxazolesMutationNuclear ProteinsPhosphorylationProtein BindingProtein Conformation, alpha-HelicalProtein FoldingProtein KinasesProtein MultimerizationPyrazinesSignal TransductionTOR Serine-Threonine KinasesConceptsATR-ATRIP complexCryo-electron microscopy structureATR protein kinasesTerminal catalytic coreCryo-EM structureDNA repair pathwaysMicroscopy structureReplication stressFunctional diversityProtein kinaseCatalytic coreRepair pathwaysStructural basisN-terminusATRIPCatalytic pocketEM mapsDistinct conformationsDNA damageConformational flexibilityInhibitory elementsATRComplex formationCritical roleComplexes