2002
Activation of the Na-K-Cl Cotransporter NKCC1 Detected with a Phospho-specific Antibody*
Flemmer AW, Giménez I, Dowd BF, Darman RB, Forbush B. Activation of the Na-K-Cl Cotransporter NKCC1 Detected with a Phospho-specific Antibody*. Journal Of Biological Chemistry 2002, 277: 37551-37558. PMID: 12145305, DOI: 10.1074/jbc.m206294200.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAntibody SpecificityBinding SitesColonDipeptidesEpinephrineHumansIon TransportIsoproterenolKineticsMolecular Sequence DataMutagenesis, Site-DirectedPhosphatesPhosphopeptidesRatsRecombinant ProteinsSodium-Potassium-Chloride SymportersSolute Carrier Family 12, Member 2ThreonineTracheaConceptsPhospho-specific antibodiesNa-K-Cl cotransporter NKCC1Divergent vertebrate speciesBasolateral membraneShark rectal glandPhosphorylation of NKCC1Regulatory lociHEK-293 cellsHigh conservationThreonine residuesPhosphorylation experimentsVertebrate speciesRegulatory domainCotransporter NKCC1NKCC1 regulationN-terminusRectal glandCell membranePhosphorylationImmunofluorescence analysisAgonist stimulationActivation stateGland tubulesRectal gland tubulesEpithelial cells
1996
Regulatory phosphorylation of the secretory Na-K-Cl cotransporter: modulation by cytoplasmic Cl
Lytle C, Forbush B. Regulatory phosphorylation of the secretory Na-K-Cl cotransporter: modulation by cytoplasmic Cl. American Journal Of Physiology 1996, 270: c437-c448. PMID: 8779905, DOI: 10.1152/ajpcell.1996.270.2.c437.Peer-Reviewed Original ResearchConceptsNa-K-Cl cotransporterNa-K-ClCotransport activityNa-K-Cl cotransport proteinResponse to cell shrinkageIncreased cotransport activityExtracellular K concentrationBlocking activityRefractory to forskolinPhosphatase inhibitor calyculin AInhibitor calyculin AShark rectal glandCotransporter proteinCytoplasmic Cl-CotransporterCell ClSecretory stimuliCell shrinkageCalyculin APhosphorylationRate of entryRegulatory phosphorylationPhosphorylation stateSecretory tubulesRectal gland
1992
The Na-K-Cl cotransport protein of shark rectal gland. II. Regulation by direct phosphorylation.
Lytle C, Forbush B. The Na-K-Cl cotransport protein of shark rectal gland. II. Regulation by direct phosphorylation. Journal Of Biological Chemistry 1992, 267: 25438-25443. PMID: 1334094, DOI: 10.1016/s0021-9258(19)74060-5.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsCarrier ProteinsChromatography, High Pressure LiquidCyclic AMPDogfishHypertonic SolutionsIsoquinolinesKineticsMembrane ProteinsMolecular Sequence DataPeptide FragmentsPhosphorylationProtein Kinase InhibitorsRectumSebaceous GlandsSodium-Potassium-Chloride SymportersSulfanilamidesThionucleotidesConceptsNa-K-Cl cotransport proteinNa-K-ClCotransporter proteinShark rectal glandCell shrinkageCAMP-dependent secretagoguesRectal gland tubulesOsmotically induced changesCotransporter phosphorylationCotransport activityKinase inhibitorsProtein kinase inhibitorsCotransporterPhosphorylation stateRectal glandActive stateH-8K-252aTubulesGlandPhosphorylationCDNA analysisCellsIncreased 5Protein phosphorylationNa-K-Cl cotransport in the shark rectal gland. II. Regulation in isolated tubules
Lytle C, Forbush B. Na-K-Cl cotransport in the shark rectal gland. II. Regulation in isolated tubules. American Journal Of Physiology 1992, 262: c1009-c1017. PMID: 1314482, DOI: 10.1152/ajpcell.1992.262.4.c1009.Peer-Reviewed Original ResearchConceptsNa-K-Cl cotransporterNa-K-ClShark rectal glandInhibitor of Na-K-Cl cotransportApical Cl- channelsCell shrinkageEffects of secretagoguesOsmotically induced changesSensitivity to cAMPCl- channelsExtracellular sodiumIsolated tubulesCotransporterHormonal modulationSecretory stimuliSignal transduction pathwaysSecretagoguesRectal glandTubulesRectal gland secretionHypertonicityCell volumeTransduction pathwaysGlandCellsNa-K-Cl cotransport in the shark rectal gland. I. Regulation in the intact perfused gland
Forbush B, Haas M, Lytle C. Na-K-Cl cotransport in the shark rectal gland. I. Regulation in the intact perfused gland. American Journal Of Physiology 1992, 262: c1000-c1008. PMID: 1566806, DOI: 10.1152/ajpcell.1992.262.4.c1000.Peer-Reviewed Original ResearchConceptsNa-K-ClNa-K-Cl cotransport systemNa-K-Cl cotransporterVasoactive intestinal peptideCotransport systemVIP-stimulated increasesStimulation of secretionShark rectal glandK exitBasolateral membranePerfused glandShark Squalus acanthiasIntestinal peptideArterial-venous differencesDogfish shark Squalus acanthiasIntact glandsPerfusion solutionPerfusion periodBasal statePerfusionGlandInvestigate regulationRectal glandRinger's solutionTime course