The Ubiquitin Regulatory X (UBX) Domain-containing Protein TUG Regulates the p97 ATPase and Resides at the Endoplasmic Reticulum-Golgi Intermediate Compartment*
Orme CM, Bogan JS. The Ubiquitin Regulatory X (UBX) Domain-containing Protein TUG Regulates the p97 ATPase and Resides at the Endoplasmic Reticulum-Golgi Intermediate Compartment*. Journal Of Biological Chemistry 2011, 287: 6679-6692. PMID: 22207755, PMCID: PMC3307297, DOI: 10.1074/jbc.m111.284232.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphatasesBiological TransportCell Cycle ProteinsEndoplasmic ReticulumGene ExpressionGene Knockdown TechniquesGolgi ApparatusHEK293 CellsHeLa CellsHumansIntracellular Signaling Peptides and ProteinsOncogene Proteins, FusionProtein Structure, QuaternaryProtein Structure, TertiaryProtein TransportUbiquitinValosin Containing ProteinConceptsUBX domainIntermediate compartmentEndoplasmic reticulum-Golgi intermediate compartmentEndoplasmic reticulum exit sitesEarly secretory pathwayGolgi intermediate compartmentATP-bound stateP97/VCPN-terminal domainN-terminal regionP97 hexamerUbiquitylated proteinsHexameric ATPaseUbiquitylated substratesP97 activityCellular processesSecretory pathwayOligomeric statusMembrane fusionC-terminusGolgi complexEndoplasmic reticulumHEK293 cellsCell typesHeLa cellsDual-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