2011
Protein Phosphatase 2A Interacts with the Na+,K+-ATPase and Modulates Its Trafficking by Inhibition of Its Association with Arrestin
Kimura T, Han W, Pagel P, Nairn AC, Caplan MJ. Protein Phosphatase 2A Interacts with the Na+,K+-ATPase and Modulates Its Trafficking by Inhibition of Its Association with Arrestin. PLOS ONE 2011, 6: e29269. PMID: 22242112, PMCID: PMC3248462, DOI: 10.1371/journal.pone.0029269.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArrestinBinding, CompetitiveChlorocebus aethiopsCOS CellsG-Protein-Coupled Receptor KinasesGene DeletionHumansImmunoprecipitationKidneyMicePhosphorylationProtein BindingProtein BiosynthesisProtein Phosphatase 2Protein Structure, SecondaryProtein SubunitsProtein TransportRatsSodium-Potassium-Exchanging ATPaseConceptsC subunitATPase traffickingCatalytic subunitP-type ATPase familyG proteinsCatalytic C subunitTwo-hybrid systemIon transport proteinsEffect of arrestinNative rat kidneyATPase interactsProtein phosphataseATPase familyReceptor kinaseHomologous sequencesTransport proteinsFunctional domainsTrafficking propertiesImportant regulatorArrestinReceptor signalingIon pumpsTraffickingDirect interactionPP2A
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