2008
Exon Loss Accounts for Differential Sorting of Na-K-Cl Cotransporters in Polarized Epithelial Cells
Carmosino M, Giménez I, Caplan M, Forbush B. Exon Loss Accounts for Differential Sorting of Na-K-Cl Cotransporters in Polarized Epithelial Cells. Molecular Biology Of The Cell 2008, 19: 4341-4351. PMID: 18667527, PMCID: PMC2555935, DOI: 10.1091/mbc.e08-05-0478.Peer-Reviewed Original ResearchConceptsDileucine motifNa-K-Cl cotransporterRenal Na-K-Cl cotransporterPolarized epithelial cellsAmino acid stretchApical proteinsApical sortingEvolutionary lossRenal epithelial cell lineGene structurePhylogenetic analysisDifferential sortingDirect traffickingEpithelial cell lineAdditional exonC-terminusMammalian kidneyApical membraneExonsNovel mechanismNKCC2 geneCell linesBasolateral membraneMotifEpithelial cells
2006
The Residues Determining Differences in Ion Affinities among the Alternative Splice Variants F, A, and B of the Mammalian Renal Na-K-Cl Cotransporter (NKCC2)*
Giménez I, Forbush B. The Residues Determining Differences in Ion Affinities among the Alternative Splice Variants F, A, and B of the Mammalian Renal Na-K-Cl Cotransporter (NKCC2)*. Journal Of Biological Chemistry 2006, 282: 6540-6547. PMID: 17186942, DOI: 10.1074/jbc.m610780200.Peer-Reviewed Original Research
2003
Short-term Stimulation of the Renal Na-K-Cl Cotransporter (NKCC2) by Vasopressin Involves Phosphorylation and Membrane Translocation of the Protein*
Giménez I, Forbush B. Short-term Stimulation of the Renal Na-K-Cl Cotransporter (NKCC2) by Vasopressin Involves Phosphorylation and Membrane Translocation of the Protein*. Journal Of Biological Chemistry 2003, 278: 26946-26951. PMID: 12732642, DOI: 10.1074/jbc.m303435200.Peer-Reviewed Original ResearchConceptsNa-K-Cl cotransporterRenal Na-K-Cl cotransporterCell membrane compartmentsRegulatory threonineMembrane compartmentsAntidiuretic hormone vasopressinPhosphospecific antibodiesMembrane translocationAmino terminusCytoplasmic vesiclesNKCC2 phosphorylationShort-term activationApical membranePhosphorylationTerm activationHormone vasopressinShort-term stimulationThick ascending limbProteinTranslocationCotransporterNKCC2ActivationAscending limbMorphometric analysis
2002
Functional comparison of renal Na-K-Cl cotransporters between distant species
Gagnon E, Forbush B, Caron L, Isenring P. Functional comparison of renal Na-K-Cl cotransporters between distant species. American Journal Of Physiology - Cell Physiology 2002, 284: c365-c370. PMID: 12388059, DOI: 10.1152/ajpcell.00262.2002.Peer-Reviewed Original ResearchConceptsRenal Na-K-Cl cotransporterNa-K-Cl cotransporterSplice variantsSecond transmembrane domainDistant vertebratesDistant speciesTransmembrane domainAlternative splicingXenopus laevis oocytesTransport activityCl(-) affinityRenal NKCC2Functional comparisonLaevis oocytesSpeciesSharksSimilar affinityIon dependence
1995
Cloning, embryonic expression, and alternative splicing of a murine kidney-specific Na-K-Cl cotransporter
Igarashi P, Heuvel G, Payne J, Forbush B. Cloning, embryonic expression, and alternative splicing of a murine kidney-specific Na-K-Cl cotransporter. American Journal Of Physiology 1995, 269: f405-f418. PMID: 7573490, DOI: 10.1152/ajprenal.1995.269.3.f405.Peer-Reviewed Original ResearchConceptsNa-K-Cl cotransporterExpression of NKCC2In situ hybridizationCassette exonsRenal Na-K-Cl cotransporterOuter medullaAscending limbAlternative splicingInner stripe of outer medullaPotential sites of phosphorylationAdenosine 3',5'-cyclic monophosphate-dependent protein kinaseDays post coitusFull-length cDNAAnchored polymerase chain reactionSites of phosphorylationConsensus splice donorLoop of HenleS-shaped bodiesProtein kinase CNorthern blot analysisPattern of expressionGenomic clonesNKCC2Outer stripeProtein sequencesPrimary Structure, Functional Expression, and Chromosomal Localization of the Bumetanide-sensitive Na-K-Cl Cotransporter in Human Colon *
Payne J, Xu J, Haas M, Lytle C, Ward D, Forbush B. Primary Structure, Functional Expression, and Chromosomal Localization of the Bumetanide-sensitive Na-K-Cl Cotransporter in Human Colon *. Journal Of Biological Chemistry 1995, 270: 17977-17985. PMID: 7629105, DOI: 10.1074/jbc.270.30.17977.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBlotting, NorthernBumetanideCarrier ProteinsCell LineChloridesChromosome MappingChromosomes, Human, Pair 5Cloning, MolecularColonDNA, ComplementaryHumansMolecular Sequence DataPotassiumProtein ConformationSodiumSodium-Potassium-Chloride SymportersTumor Cells, CulturedConceptsNa-K-Cl cotransporterT84 cellsRenal Na-K-Cl cotransporterThiazide-sensitive Na-Cl cotransporterBumetanide-sensitive 86Rb influxBumetanide-sensitive Na-K-Cl cotransporterNa-Cl cotransporterHuman colon carcinoma lineNa-K-ClColon carcinoma linePrimary structureHuman embryonic kidney cellsChloride-free mediumShark rectal glandProtein kinase AStably transfected cellsG + C contentEmbryonic kidney cellsElectroneutral cotransporterUrinary bladderCarcinoma linesAbsorptive epitheliaSNKCC1Screening cDNA librariesBiotin-labeled cDNA
1994
Alternatively spliced isoforms of the putative renal Na-K-Cl cotransporter are differentially distributed within the rabbit kidney.
Payne J, Forbush B. Alternatively spliced isoforms of the putative renal Na-K-Cl cotransporter are differentially distributed within the rabbit kidney. Proceedings Of The National Academy Of Sciences Of The United States Of America 1994, 91: 4544-4548. PMID: 7514306, PMCID: PMC43822, DOI: 10.1073/pnas.91.10.4544.Peer-Reviewed Original ResearchMeSH KeywordsAlternative SplicingAmino Acid SequenceAnimalsBase SequenceBlotting, NorthernCarrier ProteinsCloning, MolecularColonConserved SequenceDogfishGene LibraryHumansKidneyKidney CortexKidney MedullaMembrane ProteinsMolecular Sequence DataOpen Reading FramesPoly ARabbitsRNARNA, MessengerSalt GlandSequence Homology, Amino AcidSodium-Potassium-Chloride SymportersTranscription, GeneticConceptsNa-K-Cl cotransporterNorthern blot analysisRabbit kidney cDNA libraryRenal Na-K-Cl cotransporterC-terminal cytoplasmic domainC-terminal cytoplasmic regionConsensus splice acceptor siteKidney cDNA libraryAmino acid hydropathySplice acceptor siteBlot analysisN-linked glycosylationRegions of divergenceIntronic DNACDNA clonesCassette exonsCDNA libraryProtein kinase ACytoplasmic domainSpliced isoformsTransmembrane helicesCDNA probeCytoplasmic regionHomologous variantMultiple clones