2018
Abl2 is recruited to ventral actin waves through cytoskeletal interactions to promote lamellipodium extension
Zhang K, Lyu W, Yu J, Koleske AJ. Abl2 is recruited to ventral actin waves through cytoskeletal interactions to promote lamellipodium extension. Molecular Biology Of The Cell 2018, 29: 2863-2873. PMID: 30256707, PMCID: PMC6249870, DOI: 10.1091/mbc.e18-01-0044.Peer-Reviewed Original ResearchConceptsCytoskeletal interactionsLamellipodium extensionTotal internal reflection fluorescence microscopyActin-rich structuresActin wavesActin-rich protrusionsN-terminal halfC-terminal halfNonreceptor tyrosine kinaseReflection fluorescence microscopyFoci colocalizeComplementation analysisLamellipodia protrusionKnockout cellsLamellipodium tipActin filament stabilizerCell shapeBind actinTyrosine kinaseCortactinABL2Fluorescence microscopyIntegrin β3High spatiotemporal resolutionPaxillinCortactin stabilization of actin requires actin-binding repeats and linker, is disrupted by specific substitutions, and is independent of nucleotide state
Scherer AN, Anand NS, Koleske AJ. Cortactin stabilization of actin requires actin-binding repeats and linker, is disrupted by specific substitutions, and is independent of nucleotide state. Journal Of Biological Chemistry 2018, 293: 13022-13032. PMID: 29929984, PMCID: PMC6109930, DOI: 10.1074/jbc.ra118.004068.Peer-Reviewed Original ResearchConceptsHematopoietic cell-specific Lyn substrate 1Nucleotide stateActin bindingActin filamentsTotal internal reflection fluorescence microscopyActin-binding proteins cortactinActin cosedimentation assaysActin-rich structuresHigh-affinity actin bindingADP-actin filamentsReflection fluorescence microscopyAdjacent linker regionActin filament bindingArp2/3 complexCortactin repeatsCellular functionsActin stabilityCosedimentation assaysActin stabilizationProtein cortactinLamellipodial protrusionGTPase regulatorFilament depolymerizationLinker regionActin depolymerization
2001
The Abl-related gene (Arg) nonreceptor tyrosine kinase uses two F-actin-binding domains to bundle F-actin
Wang Y, Miller A, Mooseker M, Koleske A. The Abl-related gene (Arg) nonreceptor tyrosine kinase uses two F-actin-binding domains to bundle F-actin. Proceedings Of The National Academy Of Sciences Of The United States Of America 2001, 98: 14865-14870. PMID: 11752434, PMCID: PMC64950, DOI: 10.1073/pnas.251249298.Peer-Reviewed Original ResearchConceptsF-actin-binding domainActin-rich structuresAbl family kinasesNonreceptor tyrosine kinaseF-actinActin cytoskeletonFamily kinasesFluorescent protein fusion proteinTyrosine kinaseActin-bundling activityProtein fusion proteinActin cytoskeletal structuresCellular morphogenesisSwiss 3T3 fibroblastsBundling activityDeletion mutantsCytoskeletal structuresC-terminusFusion proteinFunctional interactionKinaseActin moleculesCytoskeletonPositive cooperativityArg