2005
Regulation of diverse ion transport pathways by WNK4 kinase: a novel molecular switch
Kahle KT, Wilson FH, Lifton RP. Regulation of diverse ion transport pathways by WNK4 kinase: a novel molecular switch. Trends In Endocrinology And Metabolism 2005, 16: 98-103. PMID: 15808806, DOI: 10.1016/j.tem.2005.02.012.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiochemistryHumansIon TransportIonsMolecular BiologyProtein Serine-Threonine KinasesConceptsWNK kinasesSerine-threonine kinaseNovel molecular switchSubstitution of cysteinePhysiological regulatory pathwaysRecent physiological workMolecular genetic studiesCatalytic domainSubdomain IIRegulatory pathwaysIon flux pathwaysMolecular switchWNK4 kinaseKinasePhysiological workBasolateral membranePathwayIon transport pathwaysTransport pathwaysWNK4Electrolyte homeostasisProminent roleSyndrome of hypertensionWNK1Key component
2004
WNK kinases: molecular regulators of integrated epithelial ion transport
Kahle KT, Wilson FH, Lalioti M, Toka H, Qin H, Lifton RP. WNK kinases: molecular regulators of integrated epithelial ion transport. Current Opinion In Nephrology & Hypertension 2004, 13: 557-562. PMID: 15300163, DOI: 10.1097/00041552-200409000-00012.Peer-Reviewed Original ResearchConceptsPseudohypoaldosteronism type IIWNK kinasesPotassium ion channelsChloride ion fluxIon channelsSerine-threonine kinaseCoordinated regulationDiverse epitheliaMolecular regulatorsMolecular switchKinasePotassium ion secretionDynamic regulatorGeneral roleDisease physiologyIon fluxIntegrated regulationElectrolyte homeostasisEpithelial ion transportEpithelial transportersEssential roleWNK4HomeostasisFlux pathwaysMutationsWNK4 regulates apical and basolateral Cl– flux in extrarenal epithelia
Kahle KT, Gimenez I, Hassan H, Wilson FH, Wong RD, Forbush B, Aronson PS, Lifton RP. WNK4 regulates apical and basolateral Cl– flux in extrarenal epithelia. Proceedings Of The National Academy Of Sciences Of The United States Of America 2004, 101: 2064-2069. PMID: 14769928, PMCID: PMC357052, DOI: 10.1073/pnas.0308434100.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlotting, WesternCarrier ProteinsCell PolarityChloridesEpitheliumHumansImmunohistochemistryIon TransportKidneyMembrane ProteinsMembrane Transport ProteinsMiceOocytesProtein Serine-Threonine KinasesRNA, MessengerSodium-Potassium-Chloride SymportersSolute Carrier Family 12, Member 2Sulfate TransportersXenopus laevisConceptsCl fluxBlood-brain barrierUnrelated ion channelsActivity of mediatorsWNK4 mRNABile ductPancreatic ductExtrarenal expressionExtrarenal tissuesCl(-) handlingPseudohypoaldosteronism type IIChannel ROMKNaCl reabsorptionSerine-threonine kinase WNK4Specialized endotheliumExchanger SLC26A6NaCl cotransporterWNK4 effectsColonic cryptsEpitheliumVariable inhibitionSweat ductsTight junctionsKidneyElectrolyte flux
2003
WNK4 regulates the balance between renal NaCl reabsorption and K+ secretion
Kahle KT, Wilson FH, Leng Q, Lalioti MD, O'Connell AD, Dong K, Rapson AK, MacGregor GG, Giebisch G, Hebert SC, Lifton RP. WNK4 regulates the balance between renal NaCl reabsorption and K+ secretion. Nature Genetics 2003, 35: 372-376. PMID: 14608358, DOI: 10.1038/ng1271.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCarrier ProteinsClathrinEndocytosisGreen Fluorescent ProteinsIon TransportKidneyLuminescent ProteinsMicePotassiumPotassium ChannelsPotassium Channels, Inwardly RectifyingProtein Serine-Threonine KinasesPseudohypoaldosteronismRatsReceptors, DrugSodium ChlorideSodium Chloride SymportersSolute Carrier Family 12, Member 3SymportersXenopus laevisConceptsDiverse ion transportersClathrin-dependent endocytosisSerine-threonine kinase WNK4WNK4 kinase activityRenal Na-Cl cotransporterDiverse physiologic processesRenal NaClWild-type WNK4Positional cloningMultifunctional regulatorXenopus laevis oocytesInhibition of ROMKIon transportersKinase activityGenetic analysisSystems biologyMolecular switchNa-Cl cotransporterWNK4's inhibitionLaevis oocytesChannel ROMKWNK4Renal NaCl reabsorptionMutationsSame mutationWNK1, a kinase mutated in inherited hypertension with hyperkalemia, localizes to diverse Cl−-transporting epithelia
Choate KA, Kahle KT, Wilson FH, Nelson-Williams C, Lifton RP. WNK1, a kinase mutated in inherited hypertension with hyperkalemia, localizes to diverse Cl−-transporting epithelia. Proceedings Of The National Academy Of Sciences Of The United States Of America 2003, 100: 663-668. PMID: 12522152, PMCID: PMC141053, DOI: 10.1073/pnas.242728499.Peer-Reviewed Original ResearchConceptsPseudohypoaldosteronism type IIPancreatic ductCl fluxRenal tubular acidosisSweat ductsAutosomal dominant disorderBile ductBiliary ductsTubular acidosisExtrarenal tissuesDistal nephronCl reabsorptionEsophageal epitheliumCystic fibrosisWNK4 expressionColonic cryptsEpitheliumDominant disorderSelective modulationHypertensionHyperkalemiaBasal layerGallbladderDuctKidneyMolecular pathogenesis of inherited hypertension with hyperkalemia: The Na–Cl cotransporter is inhibited by wild-type but not mutant WNK4
Wilson FH, Kahle KT, Sabath E, Lalioti MD, Rapson AK, Hoover RS, Hebert SC, Gamba G, Lifton RP. Molecular pathogenesis of inherited hypertension with hyperkalemia: The Na–Cl cotransporter is inhibited by wild-type but not mutant WNK4. Proceedings Of The National Academy Of Sciences Of The United States Of America 2003, 100: 680-684. PMID: 12515852, PMCID: PMC141056, DOI: 10.1073/pnas.242735399.Peer-Reviewed Original ResearchConceptsNa-Cl cotransporterPseudohypoaldosteronism type IIMutant WNK4Molecular pathogenesisThiazide-sensitive Na-Cl cotransporterSerine-threonine kinases WNK1Forms of hypertensionMembrane expressionMissense mutationsMetabolic acidosisT cellsDistal nephronPHAII phenotypesHypertensionNa influxHEK 293T cellsSurface expressionWNK signalingHyperkalemiaFunction mutationsPathogenesisCotransporterWNK4