2022
Ubiquitin-like processing of TUG proteins as a mechanism to regulate glucose uptake and energy metabolism in fat and muscle
Bogan JS. Ubiquitin-like processing of TUG proteins as a mechanism to regulate glucose uptake and energy metabolism in fat and muscle. Frontiers In Endocrinology 2022, 13: 1019405. PMID: 36246906, PMCID: PMC9556833, DOI: 10.3389/fendo.2022.1019405.Peer-Reviewed Original ResearchConceptsGolgi matrixTUG ProteinVesicle cargoC-terminal productInsulin stimulationN-degron pathwayGLUT4 storage vesiclesCell surfaceUbiquitin-like proteinGLUT4 glucose transportersGlucose uptakeAspects of physiologyN-terminal cleavage productMuscle cellsP97 ATPaseCleavage productsC-terminusFatty acid oxidationGene expressionSingle proteinN-terminusMatrix proteinsEndoproteolytic cleavageCell typesGlucose transporter
2018
Usp25m protease regulates ubiquitin-like processing of TUG proteins to control GLUT4 glucose transporter translocation in adipocytes
Habtemichael EN, Li DT, Alcázar-Román A, Westergaard XO, Li M, Petersen MC, Li H, DeVries SG, Li E, Julca-Zevallos O, Wolenski JS, Bogan JS. Usp25m protease regulates ubiquitin-like processing of TUG proteins to control GLUT4 glucose transporter translocation in adipocytes. Journal Of Biological Chemistry 2018, 293: 10466-10486. PMID: 29773651, PMCID: PMC6036200, DOI: 10.1074/jbc.ra118.003021.Peer-Reviewed Original ResearchMeSH KeywordsAdipocytesAnimalsCarrier ProteinsCell MembraneCells, CulturedGlucoseGlucose Transporter Type 4Hypoglycemic AgentsInsulinIntracellular Signaling Peptides and ProteinsKinesinsMaleMiceMice, Inbred C57BLMotor ActivityProtein TransportProteolysisRatsRats, Sprague-DawleySignal TransductionUbiquitinUbiquitin ThiolesteraseConceptsGLUT4 storage vesiclesTUG cleavageGolgi matrixPlasma membraneGLUT4 glucose transporter translocationMicrotubule-based movementUbiquitin-like proteinGLUT4 glucose transportersStorage vesiclesGlucose transporter translocationAttenuation of insulinKinesin motor proteinsGLUT4 vesiclesSpecialized vesiclesGLUT4 translocationTransporter translocationSplice formsMotor proteinsProtein trapProtein abundanceProteolytic pathwayDiet-induced insulin resistanceEndoproteolytic cleavageGlucose transporterProteolytic processing
2015
Acetylation of TUG Protein Promotes the Accumulation of GLUT4 Glucose Transporters in an Insulin-responsive Intracellular Compartment*
Belman JP, Bian RR, Habtemichael EN, Li DT, Jurczak MJ, Alcázar-Román A, McNally LJ, Shulman GI, Bogan JS. Acetylation of TUG Protein Promotes the Accumulation of GLUT4 Glucose Transporters in an Insulin-responsive Intracellular Compartment*. Journal Of Biological Chemistry 2015, 290: 4447-4463. PMID: 25561724, PMCID: PMC4326849, DOI: 10.1074/jbc.m114.603977.Peer-Reviewed Original ResearchMeSH Keywords3T3-L1 CellsAcetylationAdipocytesAnimalsBlotting, WesternCarrier ProteinsCell MembraneCells, CulturedCystinyl AminopeptidaseCytoplasmFlow CytometryGlucoseGlucose Transporter Type 4HumansHypoglycemic AgentsImmunoprecipitationInsulinIntracellular Signaling Peptides and ProteinsMaleMiceMice, Inbred C57BLMice, KnockoutProtein TransportReal-Time Polymerase Chain ReactionReverse Transcriptase Polymerase Chain ReactionRNA, MessengerSirtuin 2ConceptsGLUT4 storage vesiclesGLUT4 glucose transportersInsulin-regulated aminopeptidaseGolgin-160Acetylated residuesC-terminusGolgi matrix proteinsSirtuin 2Insulin-responsive vesiclesGlucose transporterUnstimulated cellsGLUT4 traffickingInsulin-stimulated glucose uptakeGlucose uptakeC-terminal peptidePlasma membraneIntracellular compartmentsMatrix proteinsACBD3Protein promotesWild-type controlsDependent deacetylaseGLUT4Proteolytic processingIntracellular retention
2011
Dual-mode of insulin action controls GLUT4 vesicle exocytosis
Xu Y, Rubin BR, Orme CM, Karpikov A, Yu C, Bogan JS, Toomre DK. Dual-mode of insulin action controls GLUT4 vesicle exocytosis. Journal Of Cell Biology 2011, 193: 643-653. PMID: 21555461, PMCID: PMC3166865, DOI: 10.1083/jcb.201008135.Peer-Reviewed Original ResearchMeSH Keywords3T3-L1 CellsAdipocytesAnimalsBiosensing TechniquesCarrier ProteinsExocytosisGlucose Transporter Type 4Green Fluorescent ProteinsInsulinIntracellular Signaling Peptides and ProteinsKineticsMembrane FusionMiceMicroscopy, FluorescenceMicroscopy, VideoPhospholipase DRecombinant Fusion ProteinsRNA InterferenceTransfectionTransport VesiclesVesicle-Associated Membrane Protein 2ConceptsGLUT4 storage vesiclesVesicle exocytosisInsulin-stimulated control cellsGLUT4 vesicle exocytosisPlasma membrane fusionNovel regulatory siteSingle vesicle exocytosisInsulin triggersVesicle trafficExocytic rateFusion poreSurface of adipocytesMembrane fusionRegulatory sitesPhospholipase DStorage vesiclesPore expansionExocytosisControl cellsAcute perturbationVesiclesInsulin actionVesicle characteristicsAdipocytesCells