2000
Severed Channels Probe Regulation of Gating of Cystic Fibrosis Transmembrane Conductance Regulator by Its Cytoplasmic Domains
Csanády L, Chan K, Seto-Young D, Kopsco D, Nairn A, Gadsby D. Severed Channels Probe Regulation of Gating of Cystic Fibrosis Transmembrane Conductance Regulator by Its Cytoplasmic Domains. The Journal Of General Physiology 2000, 116: 477-500. PMID: 10962022, PMCID: PMC2233695, DOI: 10.1085/jgp.116.3.477.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAdenylyl ImidodiphosphateAnimalsBase SequenceCyclic AMP-Dependent Protein KinasesCystic FibrosisCystic Fibrosis Transmembrane Conductance RegulatorDNA PrimersFemaleHumansIn Vitro TechniquesIon Channel GatingModels, BiologicalMutationOocytesPhosphorylationProtein Structure, TertiaryRecombinant ProteinsXenopusConceptsR domainCFTR channelsPhosphorylated R domainWild-type CFTR channelsCytoplasmic regulatory domainCystic fibrosis transmembrane conductance regulatorNucleotide Binding DomainFibrosis transmembrane conductance regulatorDetailed functional characteristicsWT channelsApparent ATP affinityTransmembrane conductance regulatorCFTR Cl- channelPresence of PKANonhydrolyzable ATP analogue AMPPNPATP analogue AMPPNPATP bindingRegulatory domainCytoplasmic domainWt-CFTRBinding domainsGating eventsConductance regulatorATP affinityFunctional interaction
1999
Regulation of CFTR Cl- ion channels by phosphorylation and dephosphorylation.
Gadsby D, Nairn A. Regulation of CFTR Cl- ion channels by phosphorylation and dephosphorylation. Advances In Second Messenger And Phosphoprotein Research 1999, 33: 79-106. PMID: 10218115, DOI: 10.1016/s1040-7952(99)80006-8.Peer-Reviewed Original ResearchAdenosine TriphosphateBinding SitesCalcium-Calmodulin-Dependent Protein KinasesCyclic AMP-Dependent Protein KinasesCyclic GMP-Dependent Protein KinasesCystic FibrosisCystic Fibrosis Transmembrane Conductance RegulatorHumansIon Channel GatingModels, MolecularPhosphoprotein PhosphatasesPhosphorylationProtein Kinase C
1998
Actions of Genistein on Cystic Fibrosis Transmembrane Conductance Regulator Channel Gating
Wang F, Zeltwanger S, Yang I, Nairn A, Hwang T. Actions of Genistein on Cystic Fibrosis Transmembrane Conductance Regulator Channel Gating. The Journal Of General Physiology 1998, 111: 477-490. PMID: 9482713, PMCID: PMC2217116, DOI: 10.1085/jgp.111.3.477.Peer-Reviewed Original ResearchConceptsCystic Fibrosis Transmembrane Conductance Regulator Channel GatingCFTR channelsSerine/threonine proteinTyrosine kinaseCystic fibrosis transmembrane conductance regulator (CFTR) channel activityDirect bindingHi-5 insect cellsCFTR channel currentsTyrosine phosphatase inhibitorMicroM genisteinProtein kinase AEffects of genisteinNonhydrolyzable ATP analogRecombinant CFTRProtein phosphatasePossible molecular mechanismsCFTR gatingInsect cellsPhosphatase inhibitorCalyculin ACFTR proteinAbsence of genisteinATP hydrolysisKinase ANIH3T3 cells
1994
Regulation of CFTR channel gating
Gadsby D, Nairn A. Regulation of CFTR channel gating. Trends In Biochemical Sciences 1994, 19: 513-518. PMID: 7531880, DOI: 10.1016/0968-0004(94)90141-4.Peer-Reviewed Original ResearchConceptsChannel gatingCystic fibrosis transmembrane conductance regulator (CFTR) Cl(-) channelAMP-dependent protein kinaseCFTR channel gatingReceptor-mediated activationRegulatory domainProtein kinaseATP hydrolysisCFTR channelsCl- channelsEpithelial cellsChannel openingComplex mechanismsCellsRecent advancesKinaseGenesPhosphorylationSerineGatingCFTRMutationsRegulationStemActivationSubcellular localization of CFTR to endosomes in a ductal epithelium
Webster P, Vanacore L, Nairn A, Marino C. Subcellular localization of CFTR to endosomes in a ductal epithelium. American Journal Of Physiology 1994, 267: c340-c348. PMID: 7521124, DOI: 10.1152/ajpcell.1994.267.2.c340.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell MembraneCystic FibrosisCystic Fibrosis Transmembrane Conductance RegulatorEndocytosisEpitheliumFluorescent Antibody TechniqueImmunohistochemistryMaleMembrane ProteinsMicroscopy, FluorescenceOrganellesRatsRats, Sprague-DawleyReceptors, Cell SurfaceSubcellular FractionsSubmandibular GlandTissue DistributionConceptsCystic fibrosis transmembrane conductance regulatorPlasma membraneFibrosis transmembrane conductance regulatorApical plasma membraneAnti-CFTR antibodiesNormal epithelial cell populationsTransmembrane conductance regulatorCytochemical evidenceReceptor-mediated endocytosisCFTR moleculesEpithelial cell populationsCellular processesSubcellular compartmentsSubcellular localizationEarly endosomesMembrane recyclingConductance regulatorSubcellular distributionSubapical vesiclesApical poleEndosomesCFTR functionImmunoelectron microscopyCell populationsCFTR immunoreactivityRegulation of the gating of cystic fibrosis transmembrane conductance regulator C1 channels by phosphorylation and ATP hydrolysis.
Hwang T, Nagel G, Nairn A, Gadsby D. Regulation of the gating of cystic fibrosis transmembrane conductance regulator C1 channels by phosphorylation and ATP hydrolysis. Proceedings Of The National Academy Of Sciences Of The United States Of America 1994, 91: 4698-4702. PMID: 7515176, PMCID: PMC43855, DOI: 10.1073/pnas.91.11.4698.Peer-Reviewed Original ResearchConceptsCFTR channelsATP hydrolysisPresence of ATPDomains of CFTRCystic fibrosis transmembrane conductance regulator (CFTR) Cl(-) channelProtein kinase AATP analogue 5'Kinase AOpen probabilityAMP-PNPPhosphorylationLow open probabilityCl- channelsATPATP actionIntact cardiac myocytesNucleotidesCFTRSecond siteExcised patchesHigh open probabilityCardiac myocytesChannel closingC1 channelsAnalogue 5
1993
Localization of the cystic fibrosis transmembrane conductance regulator in human bile duct epithelial cells
Cohn J, Strong T, Picciotto M, Nairn A, Collins F, Fitz J. Localization of the cystic fibrosis transmembrane conductance regulator in human bile duct epithelial cells. Gastroenterology 1993, 105: 1857-1864. PMID: 7504645, DOI: 10.1016/0016-5085(93)91085-v.Peer-Reviewed Original Research
1992
Characterization of the cystic fibrosis transmembrane conductance regulator in a colonocyte cell line.
Cohn J, Nairn A, Marino C, Melhus O, Kole J. Characterization of the cystic fibrosis transmembrane conductance regulator in a colonocyte cell line. Proceedings Of The National Academy Of Sciences Of The United States Of America 1992, 89: 2340-2344. PMID: 1372442, PMCID: PMC48653, DOI: 10.1073/pnas.89.6.2340.Peer-Reviewed Original ResearchConceptsCystic fibrosis transmembrane conductance regulatorFibrosis transmembrane conductance regulatorTransmembrane conductance regulatorConductance regulatorTwo-dimensional phosphopeptide mappingT84 cellsProtein kinase ACell linesProtein kinase CSDS/PAGEPhosphopeptide mappingPhosphorylation sitesProminent substrateCFTR peptidesEquivalent proteinsKinase ASame proteinKinase CTerminal sequenceCell lysatesN-glycanaseProteinAnti-peptide antibodiesImmunoblot signalsCFTR immunoreactivity
1991
Identification and localization of a dogfish homolog of human cystic fibrosis transmembrane conductance regulator.
Marshall J, Martin K, Picciotto M, Hockfield S, Nairn A, Kaczmarek L. Identification and localization of a dogfish homolog of human cystic fibrosis transmembrane conductance regulator. Journal Of Biological Chemistry 1991, 266: 22749-22754. PMID: 1718999, DOI: 10.1016/s0021-9258(18)54631-7.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBase SequenceCell MembraneCloning, MolecularCystic FibrosisCystic Fibrosis Transmembrane Conductance RegulatorDNADogfishHumansImmunoenzyme TechniquesMembrane ProteinsMolecular Sequence DataMolecular WeightProtein KinasesRectumSebaceous GlandsSequence Homology, Nucleic AcidSubstrate SpecificityConceptsCystic fibrosis transmembrane conductance regulatorHuman cystic fibrosis transmembrane conductance regulatorFibrosis transmembrane conductance regulatorTransmembrane conductance regulatorDogfish proteinRectal glandConductance regulatorPutative substrate sitesCyclic AMP-dependent protein kinaseAMP-dependent protein kinaseMajor phosphorylation siteCyclic AMP-dependent protein phosphorylationApical plasma membraneAmino acid sequenceStudy of regulationPhosphorylation sitesProtein phosphorylationCDNA clonesProtein kinaseSimilar molecular massCFTR sequencePlasma membraneAcid sequenceImmunolocalization studiesMolecular mass
1989
Regulation of Chloride Channels by Protein Kinase C in Normal and Cystic Fibrosis Airway Epithelia
Li M, McCann J, Anderson M, Clancy J, Liedtke C, Nairn A, Greengard P, Welsch M. Regulation of Chloride Channels by Protein Kinase C in Normal and Cystic Fibrosis Airway Epithelia. Science 1989, 244: 1353-1356. PMID: 2472006, DOI: 10.1126/science.2472006.Peer-Reviewed Original ResearchConceptsProtein kinase CChloride channelsKinase CApical membrane chloride channelMembrane chloride channelCystic fibrosis cellsMembrane proteinsCell-free membraneCystic fibrosis airway epitheliaChloride secretionIntact cellsPhorbol esterPhysiological statusDefective regulationAirway epithelial cellsEpithelial cellsCellsRegulationChannel inactivationCystic fibrosisActivationCalcium concentrationLow calcium concentrationsProteinAirway epithelium
1988
Cyclic AMP-dependent protein kinase opens chloride channels in normal but not cystic fibrosis airway epithelium
Li M, McCann J, Liedtket C, Nairn A, Greengard P, Welsh M. Cyclic AMP-dependent protein kinase opens chloride channels in normal but not cystic fibrosis airway epithelium. Nature 1988, 331: 358-360. PMID: 2448645, DOI: 10.1038/331358a0.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateChloridesCystic FibrosisEpitheliumHumansIon ChannelsMembrane PotentialsProtein KinasesRespiratory SystemConceptsCAMP-dependent protein kinaseProtein kinaseRegulatory proteinsCl- channelsCyclic AMP-dependent protein kinaseAMP-dependent protein kinaseCommon lethal genetic diseaseNormal cellsLethal genetic diseaseApical Cl- channelsCatalytic subunitCell-free patchesCystic fibrosis airway epitheliaGenetic diseasesVariety of hormonesCF airway epitheliaCF cellsChloride channelsKinaseIntracellular levelsProteinAirway epitheliumCyclic AMPChloride secretionCells