2008
Expression of Tetraspan Protein CD63 Activates Protein-tyrosine Kinase (PTK) and Enhances the PTK-induced Inhibition of ROMK Channels*
Lin D, Kamsteeg EJ, Zhang Y, Jin Y, Sterling H, Yue P, Roos M, Duffield A, Spencer J, Caplan M, Wang WH. Expression of Tetraspan Protein CD63 Activates Protein-tyrosine Kinase (PTK) and Enhances the PTK-induced Inhibition of ROMK Channels*. Journal Of Biological Chemistry 2008, 283: 7674-7681. PMID: 18211905, DOI: 10.1074/jbc.m705574200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, CDBenzoquinonesCSK Tyrosine-Protein KinaseEnzyme InhibitorsFemaleGene Expression RegulationHumansKidney CortexKidney MedullaLactams, MacrocyclicMaleOocytesOrgan SpecificityPatch-Clamp TechniquesPhosphorylationPlatelet Membrane GlycoproteinsPotassium Channels, Inwardly RectifyingProtein-Tyrosine KinasesProto-Oncogene ProteinsRatsRats, Sprague-DawleyReceptor-Like Protein Tyrosine Phosphatases, Class 4RifabutinSrc-Family KinasesTetraspanin 30TransfectionXenopus laevisConceptsExpression of CD63T cellsOuter medullaRenal cortexROMK channelsProtein tyrosine kinasesC-SrcRole of CD63Potassium restrictionROMK activityPotassium currentTwo-electrode voltage clampRat kidneyDecreased expressionImmunocytochemical stainingROMK1 channelsInhibitory effectMedullaNative rat kidneyCD63Voltage clampCortexRPTPalphaTyrosine phosphorylationHerbimycin A
2007
Tetraspan proteins: regulators of renal structure and function
Caplan MJ, Kamsteeg EJ, Duffield A. Tetraspan proteins: regulators of renal structure and function. Current Opinion In Nephrology & Hypertension 2007, 16: 353-358. PMID: 17565278, DOI: 10.1097/mnh.0b013e328177b1fa.Peer-Reviewed Original ResearchConceptsProtein partnersRenal ion transport proteinsIon transport proteinsModulates cell adhesionImportant physiological ramificationsNormal glomerular architecturePartner proteinsTissue morphogenesisMembrane proteinsEndocytic internalizationTransport proteinsPhysiological processesRegulatory rolePhysiological ramificationsTransporter functionCell adhesionIntegrin moleculesTetraspan familyProteinEpithelial cellsTetraspansGlomerular architectureNovel classFunctional propertiesCells
2003
The tetraspanin CD63 enhances the internalization of the H,K-ATPase β-subunit
Duffield A, Kamsteeg EJ, Brown AN, Pagel P, Caplan MJ. The tetraspanin CD63 enhances the internalization of the H,K-ATPase β-subunit. Proceedings Of The National Academy Of Sciences Of The United States Of America 2003, 100: 15560-15565. PMID: 14660791, PMCID: PMC307607, DOI: 10.1073/pnas.2536699100.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, CDChlorocebus aethiopsCloning, MolecularCOS CellsGene LibraryH(+)-K(+)-Exchanging ATPaseHumansKidneyMembrane ProteinsModels, BiologicalPlatelet Membrane GlycoproteinsProtein SubunitsProtein TransportRabbitsRatsRats, Sprague-DawleyRecombinant ProteinsTetraspanin 30TransfectionConceptsAdaptor protein complex 2Intracellular compartmentsK-ATPaseTetraspanin CD63K-ATPase β-subunitCOS-7 cellsEndocytic machineryAdaptor proteinLate endosomesSecretory vesiclesPlasma membraneGastric parietal cellsBiochemical experimentsInteraction partnersΒ-subunitParietal cellsCell surfaceEnhanced endocytosisTubulovesicular elementsCD63CompartmentsCellsInternalizationComplexes 2Endosomes