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
Mammalian target of rapamycin regulates IRS-1 serine 307 phosphorylation
Carlson C, White M, Rondinone C. Mammalian target of rapamycin regulates IRS-1 serine 307 phosphorylation. Biochemical And Biophysical Research Communications 2004, 316: 533-539. PMID: 15020250, DOI: 10.1016/j.bbrc.2004.02.082.Peer-Reviewed Original ResearchConceptsSerine 307 phosphorylationSerine 307Rapamycin-sensitive mannerInsulin receptor substrateRole of mTORAmino acid stimulationActivation of mTORPhosphatase PP2AKinase mTOROkadaic acidReceptor substrateInsulin signalingIRS-1MTOR activityPhosphorylationMammalian targetMTORCytosolic fractionRapamycinPP2AAcid stimulationPKBInhibitorsSignalingJNK
2001
Phosphorylation of Ser307 in Insulin Receptor Substrate-1 Blocks Interactions with the Insulin Receptor and Inhibits Insulin Action*
Aguirre V, Werner E, Giraud J, Lee Y, Shoelson S, White M. Phosphorylation of Ser307 in Insulin Receptor Substrate-1 Blocks Interactions with the Insulin Receptor and Inhibits Insulin Action*. Journal Of Biological Chemistry 2001, 277: 1531-1537. PMID: 11606564, DOI: 10.1074/jbc.m101521200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnisomycinAnti-Bacterial AgentsCell LineHumansInsulinInsulin Receptor Substrate ProteinsMitogen-Activated Protein Kinase 8Mitogen-Activated Protein KinasesPhosphatidylinositol 3-KinasesPhosphoproteinsPhosphorylationRatsReceptor, InsulinRecombinant Fusion ProteinsSignal TransductionTumor Necrosis Factor-alphaTwo-Hybrid System TechniquesConceptsInsulin receptor substrate-1Phosphotyrosine-binding (PTB) domainInsulin receptorPotential phosphorylation sitesPhosphorylation of Ser307Stress-activated kinasesInsulin-stimulated kinasesReceptor substrate-1Insulin signal transductionPTB domainMAPK cascadePhosphorylation sitesMyeloid progenitor cellsSignal transductionSerine residuesCatalytic domainSerine phosphorylationDomain functionsSubstrate-1Insulin stimulationCell backgroundPhosphorylationProgenitor cellsGeneral mechanismMechanism of inhibitionInsulin/IGF-1 and TNF-α stimulate phosphorylation of IRS-1 at inhibitory Ser307 via distinct pathways
Rui L, Aguirre V, Kim J, Shulman G, Lee A, Corbould A, Dunaif A, White M. Insulin/IGF-1 and TNF-α stimulate phosphorylation of IRS-1 at inhibitory Ser307 via distinct pathways. Journal Of Clinical Investigation 2001, 107: 181-189. PMID: 11160134, PMCID: PMC199174, DOI: 10.1172/jci10934.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnisomycinCHO CellsCricetinaeInsulinInsulin AntagonistsInsulin ResistanceInsulin-Like Growth Factor IMAP Kinase Kinase 1Mitogen-Activated Protein Kinase KinasesPhosphatidylinositol 3-KinasesPhosphorylationProtein Serine-Threonine KinasesReceptor, InsulinSerineSignal TransductionTumor Necrosis Factor-alphaTyrosineConceptsPhosphorylation of Ser307IRS-1Serine/threonine phosphorylationTNF-alpha-stimulated phosphorylationInsulin-stimulated tyrosine phosphorylationRelevant phosphorylation sitesDistinct kinase pathwaysInsulin/IGFInsulin-stimulated phosphorylationThreonine phosphorylationStimulates PhosphorylationPhosphorylation sitesJun kinaseTyrosine phosphorylationKinase pathwaySer307PhosphorylationCultured cellsDistinct pathwaysHeterologous inhibitionPolyclonal antibodiesPreadipocytesPathwayAdipocytesCells
2000
The c-Jun NH2-terminal Kinase Promotes Insulin Resistance during Association with Insulin Receptor Substrate-1 and Phosphorylation of Ser307 *
Davis R, Aguirre V, Uchida T, Yenush L, White M. The c-Jun NH2-terminal Kinase Promotes Insulin Resistance during Association with Insulin Receptor Substrate-1 and Phosphorylation of Ser307 *. Journal Of Biological Chemistry 2000, 275: 9047-9054. PMID: 10722755, DOI: 10.1074/jbc.275.12.9047.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAnisomycinCHO CellsCricetinaeHumansInsulinInsulin Receptor Substrate ProteinsInsulin ResistanceJNK Mitogen-Activated Protein KinasesMiceMitogen-Activated Protein KinasesMolecular Sequence DataPhosphoproteinsPhosphorylationProtein BindingReceptor, InsulinRecombinant ProteinsSerineSignal TransductionTumor Necrosis Factor-alphaConceptsInsulin-stimulated tyrosine phosphorylationIRS-1Serine 307Tyrosine phosphorylationInsulin receptor substrate-1IRS-1 functionSignal transduction cascadePhosphorylation of Ser307Receptor substrate-1Chinese hamster ovary cellsIRS proteinsActivity of JNKJNK associatesPhosphorylation sitesHamster ovary cellsTransduction cascadeSerine phosphorylationTerminal kinaseSubstrate-1PhosphorylationStrong activatorPromotes Insulin ResistanceJNK phosphorylationOvary cellsJNK