2015
Polycystin-1 Is a Cardiomyocyte Mechanosensor That Governs L-Type Ca2+ Channel Protein Stability
Pedrozo Z, Criollo A, Battiprolu PK, Morales CR, Contreras-Ferrat A, Fernández C, Jiang N, Luo X, Caplan MJ, Somlo S, Rothermel BA, Gillette TG, Lavandero S, Hill JA. Polycystin-1 Is a Cardiomyocyte Mechanosensor That Governs L-Type Ca2+ Channel Protein Stability. Circulation 2015, 131: 2131-2142. PMID: 25888683, PMCID: PMC4470854, DOI: 10.1161/circulationaha.114.013537.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornBiomarkersCalcium Channels, L-TypeCardiomegalyCells, CulturedFibrosisHypertrophyHypotonic SolutionsMaleMechanotransduction, CellularMiceMice, KnockoutMyocytes, CardiacProtein Interaction MappingProtein StabilityProtein Structure, TertiaryRatsRats, Sprague-DawleyRecombinant Fusion ProteinsRNA InterferenceStress, MechanicalTRPP Cation ChannelsConceptsL-type calcium channel activityCalcium channel activityNeonatal rat ventricular myocytesRat ventricular myocytesKnockout miceVentricular myocytesChannel activityMechanical stretchNeonatal rat ventricular myocyte hypertrophyProtein levelsVentricular myocyte hypertrophyL-type Ca2G protein-coupled receptor-like proteinPolycystin-1Channel protein levelsCyclic mechanical stretchControl miceInterstitial fibrosisStress-induced activationCardiac massMechanical stress-induced activationCardiac functionRNAi-dependent knockdownCardiac hypertrophyLittermate controls
2004
Mechanical stimuli induce cleavage and nuclear translocation of the polycystin-1 C terminus
Chauvet V, Tian X, Husson H, Grimm DH, Wang T, Hieseberger T, Igarashi P, Bennett AM, Ibraghimov-Beskrovnaya O, Somlo S, Caplan MJ. Mechanical stimuli induce cleavage and nuclear translocation of the polycystin-1 C terminus. Journal Of Clinical Investigation 2004, 114: 1433-1443. PMID: 15545994, PMCID: PMC525739, DOI: 10.1172/jci21753.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsCell LineCell NucleusChlorocebus aethiopsCHO CellsCOS CellsCricetinaeCricetulusDogsEmbryo, MammalianEpithelial CellsKidney TubulesMembrane ProteinsMiceMice, TransgenicPolycystic Kidney, Autosomal DominantProteinsSequence DeletionSignal TransductionStress, MechanicalTranscription Factor AP-1TRPP Cation ChannelsConceptsC-terminal tailAutosomal dominant polycystic kidney diseaseCell-matrix interactionsCiliary signalingSecond genePolycystin-2Polycystin-1C-terminusNovel pathwayProteolytic cleavageNuclear translocationMechanical stimuliGenesDominant polycystic kidney diseasePolycystic kidney diseasePrecise mechanismCleavageTerminusSignalingTranslocationNucleusPathway