2024
Mechanics of spindle orientation in human mitotic cells is determined by pulling forces on astral microtubules and clustering of cortical dynein
Anjur-Dietrich M, Gomez Hererra V, Farhadifar R, Wu H, Merta H, Bahmanyar S, Shelley M, Needleman D. Mechanics of spindle orientation in human mitotic cells is determined by pulling forces on astral microtubules and clustering of cortical dynein. Developmental Cell 2024, 59: 2429-2442.e4. PMID: 38866013, DOI: 10.1016/j.devcel.2024.05.022.Peer-Reviewed Original ResearchThe BICD2 dynein cargo adaptor binds to the HPV16 L2 capsid protein and promotes HPV infection
Speckhart K, Choi J, DiMaio D, Tsai B. The BICD2 dynein cargo adaptor binds to the HPV16 L2 capsid protein and promotes HPV infection. PLOS Pathogens 2024, 20: e1012289. PMID: 38829892, PMCID: PMC11230635, DOI: 10.1371/journal.ppat.1012289.Peer-Reviewed Original ResearchTrans Golgi networkL2 capsid proteinPromote infectionCapsid proteinIn vitro binding studiesDynein adaptorsGolgi networkCargo adaptorsBICD2 functionDynein motorsC-terminusDyneinSupport infectionMolecular basisBICD2EndosomesAdaptorProteinBinding studiesCell-basedVirusShort segmentHuman papillomavirusGolgiInfection
2022
Predicting the locations of force-generating dyneins in beating cilia and flagella
Howard J, Chasteen A, Ouyang X, Geyer VF, Sartori P. Predicting the locations of force-generating dyneins in beating cilia and flagella. Frontiers In Cell And Developmental Biology 2022, 10: 995847. PMID: 36303602, PMCID: PMC9592896, DOI: 10.3389/fcell.2022.995847.Peer-Reviewed Original ResearchDynein motorsDynein motor proteinsCryogenic electron microscopyMotor proteinsCylindrical organellesDyneinSperm flagellaConformational statesFlagellaAxonemeMotile structuresCiliaThree-dimensional architectureSingle pairOrganellesATPasesIndividual motor activityProteinMolecular mechanics approachActivity changesLarge numberCellsKey questions
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 ResearchConceptsOuter arm dyneinMicrotubule doubletsDistinct microtubule-binding domainsHigh-resolution structuresAction of dyneinsMicrotubule-binding domainNative tracksATP hydrolysisDynein motorsHydrolyze ATPConformational changesNucleotide cycleMotor coordination mechanismATP turnoverDyneinHead interactionsMechanical forces
2019
FAP57/WDR65 targets assembly of a subset of inner arm dyneins and connects to regulatory hubs in cilia
Lin J, Le TV, Augspurger K, Tritschler D, Bower R, Fu G, Perrone C, O’Toole E, Mills KV, Dymek E, Smith E, Nicastro D, Porter ME. FAP57/WDR65 targets assembly of a subset of inner arm dyneins and connects to regulatory hubs in cilia. Molecular Biology Of The Cell 2019, 30: 2659-2680. PMID: 31483737, PMCID: PMC6761771, DOI: 10.1091/mbc.e19-07-0367.Peer-Reviewed Original ResearchConceptsInner dynein armsRegulatory complexCryo-electron tomographyInner arm dyneinsCiliary motilityMultiple dynein motorsPrecise spatial organizationAxonemal repeatDocking factorUnique binding siteWD repeatsDynein assemblyAssembly factorsDomain proteinsRegulatory hubDynein complexDynein isoformsDynein subunitsInsertional mutagenesisNew lociRegulatory proteinsDynein motorsDifferent dyneinsDoublet microtubulesTransport factors
2018
The I1 dynein-associated tether and tether head complex is a conserved regulator of ciliary motility
Fu G, Wang Q, Phan N, Urbanska P, Joachimiak E, Lin J, Wloga D, Nicastro D. The I1 dynein-associated tether and tether head complex is a conserved regulator of ciliary motility. Molecular Biology Of The Cell 2018, 29: mbc.e18-02-0142. PMID: 29514928, PMCID: PMC5921572, DOI: 10.1091/mbc.e18-02-0142.Peer-Reviewed Original ResearchConceptsI1 dyneinCiliary motilityAxonemal dynein motorsDynein motor domainMotor domainCiliary doublet microtubulesCK1 kinasesProper phosphorylationNormal ciliary motilityBiochemical approachesCryoelectron tomographyDynein motorsRegulatory mechanismsMotility regulatorMotile ciliaDoublet microtubulesRegulatorDyneinStable anchoringMotilityCiliary beatingComplexesHead complexMechanical feedbackImportant role
2012
The CSC connects three major axonemal complexes involved in dynein regulation
Heuser T, Dymek EE, Lin J, Smith EF, Nicastro D. The CSC connects three major axonemal complexes involved in dynein regulation. Molecular Biology Of The Cell 2012, 23: 3143-3155. PMID: 22740634, PMCID: PMC3418309, DOI: 10.1091/mbc.e12-05-0357.Peer-Reviewed Original ResearchConceptsNexin-dynein regulatory complexDynein regulationRadial spokesAxonemal complexCryo-electron tomographyWild-type motilityRegulatory complexFlagellar motilityDynein motorsChlamydomonas flagellaMotile ciliaStable assemblyFlagellaDifferent functionsRegulationRS1ComplexesMotilityStructural heterogeneityRS2Human healthImportant roleOrganellesHomologuesCSCThe structural heterogeneity of radial spokes in cilia and flagella is conserved
Lin J, Heuser T, Carbajal‐González B, Song K, Nicastro D. The structural heterogeneity of radial spokes in cilia and flagella is conserved. Cytoskeleton 2012, 69: 88-100. PMID: 22170736, PMCID: PMC3307805, DOI: 10.1002/cm.21000.Peer-Reviewed Original ResearchConceptsFlagellar motilityRadial spokesNexin-dynein regulatory complexRegulatory complexFlagellar structureMost organismsThree-dimensional structureSubtomogram averagingCryoelectron tomographyDynein motorsDynein activityChlamydomonas flagellaMotile ciliaFlagellaSperm flagellaUbiquitous componentOrganismsFunctional differencesEssential roleCiliaRepeat unitsUnprecedented detailBasal partRS1Motility
2011
MAP4 and CLASP1 operate as a safety mechanism to maintain a stable spindle position in mitosis
Samora C, Mogessie B, Conway L, Ross J, Straube A, McAinsh A. MAP4 and CLASP1 operate as a safety mechanism to maintain a stable spindle position in mitosis. Nature Cell Biology 2011, 13: 1040-1050. PMID: 21822276, DOI: 10.1038/ncb2297.Peer-Reviewed Original ResearchBuilding Blocks of the Nexin-Dynein Regulatory Complex in Chlamydomonas Flagella*
Lin J, Tritschler D, Song K, Barber CF, Cobb JS, Porter ME, Nicastro D. Building Blocks of the Nexin-Dynein Regulatory Complex in Chlamydomonas Flagella*. Journal Of Biological Chemistry 2011, 286: 29175-29191. PMID: 21700706, PMCID: PMC3190725, DOI: 10.1074/jbc.m111.241760.Peer-Reviewed Original ResearchConceptsNexin-dynein regulatory complexRegulatory complexImportant regulatory nodeTwo-dimensional electrophoresisRegulatory nodesProtein phosphorylationSignal transductionPhosphorylation statusMALDI-TOF mass spectrometryDynein motorsDynein activityChlamydomonas flagellaMotile ciliaRegulatory functionsPhosphorylated isoformsCoordination of thousandsFlagellar axonemeBiochemical comparisonRadial spokesPCR analysisFlagellar bendingIsoform patternFlagellaMolecular compositionProtein
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