2003
The COOH-terminal tail of the GAT-2 GABA transporter contains a novel motif that plays a role in basolateral targeting
Brown A, Muth T, Caplan M. The COOH-terminal tail of the GAT-2 GABA transporter contains a novel motif that plays a role in basolateral targeting. American Journal Of Physiology - Cell Physiology 2003, 286: c1071-c1077. PMID: 15075206, DOI: 10.1152/ajpcell.00291.2003.Peer-Reviewed Original ResearchConceptsBasolateral targetingTerminal tailAmino acidsBasolateral distributionPlasma membrane domainsMadin-Darby canine kidney cellsCanine kidney cellsMembrane domainsTransmembrane proteinNovel motifCOOH terminusMolecular signalsAcid transportersGamma-amino butyric acid (GABA) transportersVectorial transportPolar distributionTransportersButyric acid transporterGAT-2Kidney cellsMotifGABA transporterProteinTargetingAsymmetrical distribution
1998
Identification of Sorting Determinants in the C-terminal Cytoplasmic Tails of the γ-Aminobutyric Acid Transporters GAT-2 and GAT-3*
Muth T, Ahn J, Caplan M. Identification of Sorting Determinants in the C-terminal Cytoplasmic Tails of the γ-Aminobutyric Acid Transporters GAT-2 and GAT-3*. Journal Of Biological Chemistry 1998, 273: 25616-25627. PMID: 9748227, DOI: 10.1074/jbc.273.40.25616.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBiological TransportCarrier ProteinsCells, CulturedCloning, MolecularDogsFluorescent Antibody TechniqueGABA Plasma Membrane Transport ProteinsGamma-Aminobutyric AcidGenes, mycIon ChannelsKidneyMembrane ProteinsMembrane Transport ProteinsMicroscopy, ConfocalMolecular Sequence DataRecombinant Fusion ProteinsSequence DeletionConceptsC-terminal cytoplasmic tailIon transport proteinsMadin-Darby canine kidney cellsCytoplasmic tailMembrane proteinsC-terminusCanine kidney cellsTransporter familyAmino acidsBasolateral distributionTransport proteinsGAT-2Polytopic membrane proteinsProtein-based signalsProtein-protein interactionsTerminal cytoplasmic tailC-terminal sequencesKidney cellsClass of polypeptidesEpithelial cellsApical sortingPDZ domainChimeric transportersPolarized sortingSorting determinant
1997
Sorting of Two Polytopic Proteins, the γ-Aminobutyric Acid and Betaine Transporters, in Polarized Epithelial Cells*
Perego C, Bulbarelli A, Longhi R, Caimi M, Villa A, Caplan M, Pietrini G. Sorting of Two Polytopic Proteins, the γ-Aminobutyric Acid and Betaine Transporters, in Polarized Epithelial Cells*. Journal Of Biological Chemistry 1997, 272: 6584-6592. PMID: 9045687, DOI: 10.1074/jbc.272.10.6584.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBiological TransportCarrier ProteinsCell CompartmentationCell LineCell MembraneCell PolarityCytosolDogsEndoplasmic ReticulumFluorescent Antibody Technique, IndirectGABA Plasma Membrane Transport ProteinsHumansMembrane ProteinsMembrane Transport ProteinsMolecular Sequence DataOrganic Anion TransportersReceptors, Nerve Growth FactorRecombinant Fusion ProteinsRecombinant ProteinsStructure-Activity RelationshipTransfectionConceptsCytosolic tailMadin-Darby canine kidney cellsCanine kidney cellsBetaine transporterEndoplasmic reticulumPolarized epithelial cellsTerminal cytosolic domainHuman nerve growth factor receptorKidney cellsPolytopic proteinsApical proteinsCytosolic domainChimeric transportersGrowth factor receptorApical localizationBasolateral distributionBasic residuesBasolateral localizationTransporter isoformsGAT-1Nerve growth factor receptorBgtBasolateral surfaceFactor receptorProtein
1995
Developmental regulation of membrane protein sorting in Drosophila embryos
Shiel MJ, Caplan MJ. Developmental regulation of membrane protein sorting in Drosophila embryos. American Journal Of Physiology 1995, 269: c207-c216. PMID: 7631747, DOI: 10.1152/ajpcell.1995.269.1.c207.Peer-Reviewed Original ResearchConceptsDrosophila embryosMembrane proteinsSurface ectodermTransgenic Drosophila embryosVesicular stomatitis virus G proteinDrosophila melanogaster embryosMammalian epithelial cellsPlacental alkaline phosphataseApical plasma membraneVirus G proteinBasolateral proteinsSorting pathwaysCytosolic portionDevelopmental regulationHuman placental alkaline phosphatasePlasma membraneBasolateral distributionChimeric constructsSubcellular distributionG proteinsApical membraneInternal epitheliumEmbryosProteinApical surface
1987
Localization of Na+,K+-ATPase alpha-subunit to the sinusoidal and lateral but not canalicular membranes of rat hepatocytes.
Sztul ES, Biemesderfer D, Caplan MJ, Kashgarian M, Boyer JL. Localization of Na+,K+-ATPase alpha-subunit to the sinusoidal and lateral but not canalicular membranes of rat hepatocytes. Journal Of Cell Biology 1987, 104: 1239-1248. PMID: 3032985, PMCID: PMC2114466, DOI: 10.1083/jcb.104.5.1239.Peer-Reviewed Original ResearchConceptsAlpha-subunit bandsRat liver plasma membrane fractionsPlasma membraneAlpha subunitCatalytic activityMembrane fractionEntire plasma membranePlasma membrane fractionATPase alpha subunitIon-transporting epitheliaMonoclonal antibodiesWestern blotLiver plasma membrane fractionsBasolateral domainBasolateral distributionPolyclonal antibodies