2016
Serine 302 Phosphorylation of Mouse Insulin Receptor Substrate 1 (IRS1) Is Dispensable for Normal Insulin Signaling and Feedback Regulation by Hepatic S6 Kinase*
Copps K, Hançer N, Qiu W, White M. Serine 302 Phosphorylation of Mouse Insulin Receptor Substrate 1 (IRS1) Is Dispensable for Normal Insulin Signaling and Feedback Regulation by Hepatic S6 Kinase*. Journal Of Biological Chemistry 2016, 291: 8602-8617. PMID: 26846849, PMCID: PMC4861431, DOI: 10.1074/jbc.m116.714915.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SubstitutionAnimalsCHO CellsCricetinaeCricetulusGene DeletionGlucose IntoleranceInsulinInsulin Receptor Substrate ProteinsLiverMechanistic Target of Rapamycin Complex 1MiceMice, TransgenicMultiprotein ComplexesMutation, MissensePhosphatidylinositol 3-KinasesPhosphorylationProto-Oncogene Proteins c-aktRibosomal Protein S6 KinasesSerineSignal TransductionTOR Serine-Threonine KinasesTuberous Sclerosis Complex 1 ProteinTumor Suppressor ProteinsConceptsInsulin receptor substrate-1Receptor substrate-1PI3K associationS6 kinaseSubstrate-1Insulin-stimulated Akt activityAkt phosphorylationK associationRapamycin complex 1S6K signalingInsulin-stimulated IRS1 tyrosine phosphorylationSer-302IRS1 tyrosine phosphorylationMTORC1 inhibitor rapamycinRibosomal S6 proteinTsc1 deletionFeedback phosphorylationIntracellular amino acidsInsulin sensitivityTyrosine phosphorylationAlanine mutationsS6 proteinS6KAkt activityInsulin signaling
2014
Insulin and Metabolic Stress Stimulate Multisite Serine/Threonine Phosphorylation of Insulin Receptor Substrate 1 and Inhibit Tyrosine Phosphorylation*
Hançer N, Qiu W, Cherella C, Li Y, Copps K, White M. Insulin and Metabolic Stress Stimulate Multisite Serine/Threonine Phosphorylation of Insulin Receptor Substrate 1 and Inhibit Tyrosine Phosphorylation*. Journal Of Biological Chemistry 2014, 289: 12467-12484. PMID: 24652289, PMCID: PMC4007441, DOI: 10.1074/jbc.m114.554162.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnisomycinAntigens, CDBlotting, WesternCHO CellsCricetinaeCricetulusEnzyme InhibitorsHumansHypoglycemic AgentsInsulinInsulin Receptor Substrate ProteinsPhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsPhosphorylationProtein Serine-Threonine KinasesProto-Oncogene Proteins c-aktRatsReceptor, InsulinRibosomal Protein S6 Kinases, 70-kDaSerineSignal TransductionThapsigarginThreonineTOR Serine-Threonine KinasesTunicamycinTyrosineConceptsTyrosine phosphorylationPhospho-specific monoclonal antibodiesSerine/threonine phosphorylationInsulin receptor tyrosine kinasePI3KInsulin receptor substrate-1Insulin-stimulated cellsHuman insulin receptorIRS1 tyrosine phosphorylationReceptor substrate-1Metabolic stressReceptor tyrosine kinasesThreonine phosphorylationThreonine residuesS6 kinasePI3K inhibitionSubstrate-1Mechanistic targetTyrosine kinaseInsulin stimulationMEK pathwayKey substrateInsulin receptorPresence of inhibitorsCHO cells
2004
Overexpression or ablation of JNK in skeletal muscle has no effect on glycogen synthase activity
Fujii N, Boppart M, Dufresne S, Crowley P, Jozsi A, Sakamoto K, Yu H, Aschenbach W, Kim S, Miyazaki H, Rui L, White M, Hirshman M, Goodyear L. Overexpression or ablation of JNK in skeletal muscle has no effect on glycogen synthase activity. American Journal Of Physiology - Cell Physiology 2004, 287: c200-c208. PMID: 15013949, DOI: 10.1152/ajpcell.00415.2003.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsDown-RegulationElectroporationEnzyme ActivationGene Transfer TechniquesGlycogen SynthaseHumansInjections, IntramuscularInsulin Receptor Substrate ProteinsMiceMice, KnockoutMitogen-Activated Protein Kinase 8Mitogen-Activated Protein Kinase 9Mitogen-Activated Protein KinasesMuscle ContractionMuscle ProteinsMuscle, SkeletalPhosphoproteinsPhosphorylationSerineTyrosineConceptsGlycogen synthase activityMouse skeletal muscleS6 kinasePhosphorylation stateJNK signalingSynthase activityJNK activityProtein kinase B/AktJNK overexpressionGlycogen synthase kinase-3Skeletal muscleExtracellular signal-regulated kinase 1/2Signal-regulated kinase 1/2P70 S6 kinaseInsulin-stimulated glycogen synthase activitySynthase kinase-3P90 S6 kinaseBasal phosphorylation stateGlycogen synthase activationSitu muscle contractionBiological functionsTerminal kinaseKinase 3JNK activationKinase 1/2
1999
Stimulation of pancreatic beta-cell proliferation by growth hormone is glucose-dependent: signal transduction via janus kinase 2 (JAK2)/signal transducer and activator of transcription 5 (STAT5) with no crosstalk to insulin receptor substrate-mediated mitogenic signalling.
Cousin S, Hügl S, Myers M, White M, Reifel-Miller A, Rhodes C. Stimulation of pancreatic beta-cell proliferation by growth hormone is glucose-dependent: signal transduction via janus kinase 2 (JAK2)/signal transducer and activator of transcription 5 (STAT5) with no crosstalk to insulin receptor substrate-mediated mitogenic signalling. Biochemical Journal 1999, 344 Pt 3: 649-58. PMID: 10585851, PMCID: PMC1220686, DOI: 10.1042/0264-6021:3440649.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAdaptor Proteins, Vesicular TransportAnimalsCell DivisionCell LineDNA-Binding ProteinsGlucoseGRB2 Adaptor ProteinGrowth HormoneInsulin Receptor Substrate ProteinsInsulin-Like Growth Factor IIntracellular Signaling Peptides and ProteinsIslets of LangerhansJanus Kinase 2Milk ProteinsMitogen-Activated Protein KinasesPhosphoproteinsPhosphorylationProteinsProtein-Tyrosine KinasesProto-Oncogene ProteinsRatsRibosomal Protein S6 KinasesShc Signaling Adaptor ProteinsSignal TransductionSon of Sevenless Protein, DrosophilaSrc Homology 2 Domain-Containing, Transforming Protein 1STAT5 Transcription FactorTrans-ActivatorsConceptsINS-1 cell proliferationSignal transduction pathwaysSignal transductionCell proliferationKinase 2Sevenless-1 proteinMitogenic signal transduction pathwaysJAK2/STAT5 pathwayMitogen-activated protein kinaseInsulin receptor substrateBeta-cell proliferationRat growth hormoneJAK2/STAT5Pancreatic beta cell proliferationMitogenic signalingS6 kinaseProtein kinaseProtein associationTranscription 5Beta-cell lineReceptor substrateDifferent mitogenicRat beta-cell lineDownstream activationIRS-2Stimulation of pancreatic β-cell proliferation by growth hormone is glucose-dependent: signal transduction via Janus kinase 2 (JAK2)/signal transducer and activator of transcription 5 (STAT5) with no crosstalk to insulin receptor substrate-mediated mitogenic signalling
COUSIN S, HülGL S, MYERS M, WHITE M, REIFEL-MILLER A, RHODES C. Stimulation of pancreatic β-cell proliferation by growth hormone is glucose-dependent: signal transduction via Janus kinase 2 (JAK2)/signal transducer and activator of transcription 5 (STAT5) with no crosstalk to insulin receptor substrate-mediated mitogenic signalling. Biochemical Journal 1999, 344: 649-658. DOI: 10.1042/bj3440649.Peer-Reviewed Original ResearchINS-1 cell proliferationSignal transduction pathwaysΒ-cell proliferationSignal transductionCell proliferationKinase 2Sevenless-1 proteinMitogenic signal transduction pathwaysJAK2/STAT5 pathwayΒ-cellsMitogen-activated protein kinaseRat growth hormoneJAK2/STAT5Rat β-cell linePancreatic β-cell proliferationΒ-cell lineMitogenic signalingS6 kinaseProtein kinaseProtein associationTranscription 5Pancreatic β-cellsReceptor substrateKinase activationDifferent mitogenic
1997
Requirement of Protein Kinase Cζ for Stimulation of Protein Synthesis by Insulin
Mendez R, Kollmorgen G, White M, Rhoads R. Requirement of Protein Kinase Cζ for Stimulation of Protein Synthesis by Insulin. Molecular And Cellular Biology 1997, 17: 5184-5192. PMID: 9271396, PMCID: PMC232369, DOI: 10.1128/mcb.17.9.5184.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsCalcium-Calmodulin-Dependent Protein KinasesEnzyme ActivationInsulinInsulin Receptor Substrate ProteinsMiceOligonucleotides, AntisensePhosphatidylinositol 3-KinasesPhosphoproteinsPhosphotransferases (Alcohol Group Acceptor)Protein BiosynthesisProtein Kinase CProtein Serine-Threonine KinasesProto-Oncogene Proteins c-mycRibosomal Protein S6 KinasesConceptsGeneral protein synthesisPKC-zetaCell cycle progressionProtein synthesisIRS-1Insulin receptorCycle progressionGuanine nucleotide exchange factorsNucleotide exchange factorsInsulin-stimulated protein synthesisProto-oncogene AktTarget of rapamycinMitogen-activated protein kinaseInsulin-stimulated activationPKC zeta activationProtein kinase CζGrowth-regulating proteinsActive PKC-zetaPrevention of apoptosisExchange factorPhosphorylated substratesS6 kinaseProtein kinaseGab-1Ectopic expression