2023
Inhibition of Abelson Tyrosine-Protein Kinase 2 Suppresses the Development of Alcohol-Associated Liver Disease by Decreasing PPARgamma Expression
Malnassy G, Keating C, Gad S, Bridgeman B, Perera A, Hou W, Cotler S, Ding X, Choudhry M, Sun Z, Koleske A, Qiu W. Inhibition of Abelson Tyrosine-Protein Kinase 2 Suppresses the Development of Alcohol-Associated Liver Disease by Decreasing PPARgamma Expression. Cellular And Molecular Gastroenterology And Hepatology 2023, 16: 685-709. PMID: 37460041, PMCID: PMC10520367, DOI: 10.1016/j.jcmgh.2023.07.006.Peer-Reviewed Original ResearchConceptsAlcohol-fed miceLiver diseaseALD pathogenesisPPARγ expressionLiver injuryAlcohol feedingKnockout miceAlcohol-associated liver diseaseLiver tissueC57BL6/J miceAlcohol-induced accumulationAlcohol-induced steatosisOil Red O stainingWild-type miceHypoxia inducible factor 1 subunit alphaTreatment of ALDPPARγ protein expressionRed O stainingLiver-specific knockoutSubsequent lipid accumulationSubsequent RNA sequencingPotential molecular targetsAbl kinase inhibitorsQuantitative polymerase chain reactionLipid droplet formation
2018
Analysis of Cellular Tyrosine Phosphorylation via Chemical Rescue of Conditionally Active Abl Kinase
Wang Z, Kim MS, Martinez-Ferrando I, Koleske A, Pandey A, Cole P. Analysis of Cellular Tyrosine Phosphorylation via Chemical Rescue of Conditionally Active Abl Kinase. Biochemistry 2018, 57: 1390-1398. PMID: 29341593, PMCID: PMC5906802, DOI: 10.1021/acs.biochem.7b01158.Peer-Reviewed Original ResearchConceptsProtein kinaseNonreceptor tyrosine kinases AblMass spectrometry-based quantitative proteomicsNovel putative substratesTyrosine kinase AblCellular tyrosine phosphorylationExtracellular growth factorsChemical rescue approachIntracellular signal transductionQuantitative phosphoproteomicsUnanticipated functionCellular physiologyGrowth factorPhosphorylation sitesPutative substratesDirect substrateDownstream substratesSignal transductionReceptor kinaseQuantitative proteomicsTyrosine phosphorylationActive Abl kinasesAbl kinaseChemical rescueKinase
2017
Brain Region and Isoform-Specific Phosphorylation Alters Kalirin SH2 Domain Interaction Sites and Calpain Sensitivity
Miller MB, Yan Y, Machida K, Kiraly DD, Levy AD, Wu YI, Lam TT, Abbott T, Koleske AJ, Eipper BA, Mains RE. Brain Region and Isoform-Specific Phosphorylation Alters Kalirin SH2 Domain Interaction Sites and Calpain Sensitivity. ACS Chemical Neuroscience 2017, 8: 1554-1569. PMID: 28418645, PMCID: PMC5517348, DOI: 10.1021/acschemneuro.7b00076.Peer-Reviewed Original ResearchConceptsLong-term potentiationCalpain sensitivityEffects of cocaineRat nucleus accumbensAdult rat nucleus accumbensRho GDP/GTP exchange factorRegion-specific effectsChronic cocaineNucleus accumbensSynaptic functionBrain regionsKALRN geneSpine morphologyPrefrontal cortexKal7CocainePotentiationFunctional significanceCalpainPhosphorylation
2013
β1 integrin regulates Arg to promote invadopodial maturation and matrix degradation
Beaty BT, Sharma VP, Bravo-Cordero JJ, Simpson MA, Eddy RJ, Koleske AJ, Condeelis J. β1 integrin regulates Arg to promote invadopodial maturation and matrix degradation. Molecular Biology Of The Cell 2013, 24: 1661-1675. PMID: 23552693, PMCID: PMC3667720, DOI: 10.1091/mbc.e12-12-0908.Peer-Reviewed Original ResearchMeSH KeywordsActin Depolymerizing FactorsActinsCell Line, TumorCell MovementCortactinExtracellular MatrixGene Expression Regulation, NeoplasticHumansIntegrin beta1PhosphorylationProtein BindingProtein MultimerizationProtein-Tyrosine KinasesPseudopodiaRNA, Small InterferingSignal TransductionTyrosineConceptsΒ1 integrinBarbed end formationInvasive membrane protrusionsMatrix degradationΒ1 integrin activationMature invadopodiaInvadopodial functionMetastatic human breast cancer cellsMembrane protrusionsExtracellular matrix degradationCortactin phosphorylationTyrosine 421InvadopodiaIntegrin activationMatrix proteolysisHuman breast cancer cellsThree-dimensional matrixPrecursor maturationBreast cancer cellsMetastatic tumor cellsIntegrinsCancer cellsPhosphorylationMaturationFundamental role
2010
Specific tyrosine phosphorylation sites on cortactin regulate Nck1-dependent actin polymerization in invadopodia
Oser M, Mader CC, Gil-Henn H, Magalhaes M, Bravo-Cordero JJ, Koleske AJ, Condeelis J. Specific tyrosine phosphorylation sites on cortactin regulate Nck1-dependent actin polymerization in invadopodia. Journal Of Cell Science 2010, 123: 3662-3673. PMID: 20971703, PMCID: PMC3037016, DOI: 10.1242/jcs.068163.Peer-Reviewed Original ResearchConceptsTyrosine phosphorylation sitesTumor cell invasionActin polymerizationPhosphorylation sitesCell invasionTyrosine 421Actin barbed endsPhosphorylation of tyrosineRegulatory switchSH2 domainMembrane protrusionsInvadopodiaCrucial residuesCortactinBarbed endsDirect bindingInvasive carcinoma cellsPhosphorylationNck1Carcinoma cellsFRET interactionsInvasionCellsPhosphotyrosineSitesSynaptic Clustering of PSD-95 Is Regulated by c-Abl through Tyrosine Phosphorylation
de Arce K, Varela-Nallar L, Farias O, Cifuentes A, Bull P, Couch BA, Koleske AJ, Inestrosa NC, Alvarez AR. Synaptic Clustering of PSD-95 Is Regulated by c-Abl through Tyrosine Phosphorylation. Journal Of Neuroscience 2010, 30: 3728-3738. PMID: 20220006, PMCID: PMC2872795, DOI: 10.1523/jneurosci.2024-09.2010.Peer-Reviewed Original ResearchConceptsPSD-95Protein postsynaptic density protein 95Postsynaptic density protein 95PSD-95 clusteringHippocampal neuron culturesFirst postnatal weekC-AblC-Abl levelsPresynaptic markersTyrosine phosphorylationRat hippocampusPostnatal weekPostsynaptic sitesSynaptic clusteringNeuron culturesSynaptic functionC-Abl kinase activityReduced synapsesSynapse formationPostsynaptic compartmentsBrain synapsesGenetic inhibitionSynapsesTyrosine kinaseC-Abl tyrosine kinase
2009
Cortactin regulates cofilin and N-WASp activities to control the stages of invadopodium assembly and maturation
Oser M, Yamaguchi H, Mader CC, Bravo-Cordero JJ, Arias M, Chen X, DesMarais V, van Rheenen J, Koleske AJ, Condeelis J. Cortactin regulates cofilin and N-WASp activities to control the stages of invadopodium assembly and maturation. Journal Of Cell Biology 2009, 186: 571-587. PMID: 19704022, PMCID: PMC2733743, DOI: 10.1083/jcb.200812176.Peer-Reviewed Original ResearchMeSH KeywordsActin Depolymerizing FactorsActin-Related Protein 2-3 ComplexActinsAdaptor Proteins, Signal TransducingAnimalsCell Line, TumorCortactinEpidermal Growth FactorExtracellular MatrixHumansMammary Neoplasms, AnimalMatrix Metalloproteinase 14Neoplasm InvasivenessOncogene Protein pp60(v-src)Oncogene ProteinsPhosphorylationProtein Structure, TertiaryRatsRecombinant Fusion ProteinsRNA, Small InterferingTyrosineWiskott-Aldrich Syndrome Protein, NeuronalConceptsInvadopodium assemblyActin polymerizationCortactin phosphorylationArp2/3 complex-dependent actin polymerizationArp2/3-dependent actin polymerizationComplex-dependent actin polymerizationBarbed end formationN-WASP activityCarcinoma cellsMembrane protrusionsEnd formationSevering activityInvadopodiaMaster switchActin filamentsBarbed endsCortactinInvasive carcinoma cellsMetastatic carcinoma cellsNovel mechanismPhosphorylationCofilinMatrix degradationMaturationAssembly
2004
Abl-dependent tyrosine phosphorylation of Sos-1 mediates growth-factor-induced Rac activation
Sini P, Cannas A, Koleske AJ, Di Fiore PP, Scita G. Abl-dependent tyrosine phosphorylation of Sos-1 mediates growth-factor-induced Rac activation. Nature Cell Biology 2004, 6: 268-274. PMID: 15039778, DOI: 10.1038/ncb1096.Peer-Reviewed Original ResearchConceptsGuanine nucleotide exchange factorsSos-1Rac activationTyrosine phosphorylationFunction of RacNon-receptor tyrosine kinase AblActin cytoskeleton remodellingNucleotide exchange factorsRac-GEF activityTyrosine kinase AblActivation of RTKsActivity of RacReceptor tyrosine kinasesCytoskeleton remodellingActin remodellingSignal transductionMolecular connectionMolecular mechanismsTyrosine kinaseBcr-Abl oncoproteinRacPharmacological interferencePhosphorylationGrowth factorABL signals
2003
Two Distinct Phosphorylation Pathways Have Additive Effects on Abl Family Kinase Activation
Tanis KQ, Veach D, Duewel HS, Bornmann WG, Koleske AJ. Two Distinct Phosphorylation Pathways Have Additive Effects on Abl Family Kinase Activation. Molecular And Cellular Biology 2003, 23: 3884-3896. PMID: 12748290, PMCID: PMC155218, DOI: 10.1128/mcb.23.11.3884-3896.2003.Peer-Reviewed Original ResearchConceptsSrc nonreceptor tyrosine kinaseAdditive effectTyrosine kinaseArg nonreceptor tyrosine kinaseKinase activationNonreceptor tyrosine kinaseKinase activityCell surface receptorsSurface receptorsStimuli resultsStimulationFivefold stimulationActivationTwofold stimulationABLPhosphorylationPhosphorylation pathwayPathwaySrc family kinase HckSrc family