2019
Phactr1 regulates Slack (KCNT1) channels via protein phosphatase 1 (PP1)
Ali SR, Malone TJ, Zhang Y, Prechova M, Kaczmarek LK. Phactr1 regulates Slack (KCNT1) channels via protein phosphatase 1 (PP1). The FASEB Journal 2019, 34: 1591-1601. PMID: 31914597, PMCID: PMC6956700, DOI: 10.1096/fj.201902366r.Peer-Reviewed Original ResearchConceptsProtein phosphatase 1Phosphatase 1Binding of PP1C-terminusCytoplasmic signaling proteinsCytoplasmic C-terminusActin-binding proteinsSlack channelsPKC phosphorylation sitesPhosphoprotein substratesDisease-causing mutationsPhosphorylation sitesSignaling proteinsSlack currentsHuman mutationsSodium-activated potassium channelsPHACTR1Slack genePotassium channelsProteinActinMutationsPatch-clamp recordingsCentral nervous systemMutants
2004
The Appearance of a Protein Kinase A-regulated Splice Isoform of slo Is Associated with the Maturation of Neurons That Control Reproductive Behavior*
Zhang Y, Joiner WJ, Bhattacharjee A, Rassendren F, Magoski NS, Kaczmarek LK. The Appearance of a Protein Kinase A-regulated Splice Isoform of slo Is Associated with the Maturation of Neurons That Control Reproductive Behavior*. Journal Of Biological Chemistry 2004, 279: 52324-52330. PMID: 15375169, DOI: 10.1074/jbc.m408543200.Peer-Reviewed Original ResearchMeSH KeywordsAlternative SplicingAmino Acid SequenceAnimalsAplysiaCell DifferentiationCHO CellsCricetinaeCyclic AMP-Dependent Protein KinasesDNA, ComplementaryIn Vitro TechniquesLarge-Conductance Calcium-Activated Potassium ChannelsMolecular Sequence DataNeuronsPatch-Clamp TechniquesPotassium Channels, Calcium-ActivatedProtein IsoformsRecombinant ProteinsReproductionConceptsBag cell neuronsReproductive behaviorSlo geneConsensus phosphorylation sitesCell cDNA libraryProtein kinase ACell neuronsChinese hamster ovary cellsPhosphorylation sitesCatalytic subunitHamster ovary cellsAlternative transcriptsCDNA librarySplice isoformsKinase ABK channel activityMaturation of neuronsPKA inhibitorVoltage-dependent channelsOvary cellsBrief synaptic stimulationChannel activityMature neuronsIsoformsPKA
1992
Modulation by cAMP of a slowly activating potassium channel expressed in Xenopus oocytes
Blumenthal E, Kaczmarek L. Modulation by cAMP of a slowly activating potassium channel expressed in Xenopus oocytes. Journal Of Neuroscience 1992, 12: 290-296. PMID: 1370322, PMCID: PMC6575684, DOI: 10.1523/jneurosci.12-01-00290.1992.Peer-Reviewed Original ResearchMeSH Keywords8-Bromo Cyclic Adenosine MonophosphateAmino Acid SequenceAnimalsCell MembraneCyclic AMPFemaleGene ExpressionHumansMembrane PotentialsMembrane ProteinsMolecular Sequence DataMutagenesis, Site-DirectedOocytesPhosphorylationPotassium ChannelsPotassium Channels, Voltage-GatedProgesteroneProtein Kinase InhibitorsProtein KinasesRatsRNATransfectionXenopus laevisConceptsMinK proteinCAMP-dependent protein kinasePotential phosphorylation sitesXenopus oocytesCAMP levelsPhosphorylation sitesProtein kinasePlasma membraneKinase activityChannel proteinsIntracellular cAMP levelsProtein inhibitorProteinKinasePotassium channelsOocytesVoltage-dependent potassium currentsIsK
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