Sec63 and Xbp1 regulate IRE1α activity and polycystic disease severity
Fedeles SV, So JS, Shrikhande A, Lee SH, Gallagher AR, Barkauskas CE, Somlo S, Lee AH. Sec63 and Xbp1 regulate IRE1α activity and polycystic disease severity. Journal Of Clinical Investigation 2015, 125: 1955-1967. PMID: 25844898, PMCID: PMC4463201, DOI: 10.1172/jci78863.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell LineDisease Models, AnimalDNA HelicasesDNA-Binding ProteinsEndoribonucleasesFemaleGlucosidasesIntracellular Signaling Peptides and ProteinsKidneyMaleMiceMice, Inbred C57BLMice, KnockoutMice, TransgenicMolecular ChaperonesPolycystic Kidney, Autosomal DominantPolycystic Kidney, Autosomal RecessiveProtein Serine-Threonine KinasesProtein Structure, TertiaryReceptors, G-Protein-CoupledRecombinant Fusion ProteinsRegulatory Factor X Transcription FactorsRNA SplicingRNA-Binding ProteinsRNA, Small InterferingTranscription FactorsTransfectionTRPP Cation ChannelsUnfolded Protein ResponseX-Box Binding Protein 1ConceptsG protein-coupled receptor proteolysis siteCyst formationPolycystic liver diseaseGPS cleavagePolycystin-1IRE1α-XBP1 branchMurine genetic modelsPolycystic kidney phenotypeLiver diseasePolycystic diseaseCystic diseaseDisease manifestationsMurine modelDisease severityKidney phenotypeXBP1 activationUnfolded protein response pathwayDiseaseXBP1 overexpressionPC1 functionsProtein response pathwayEnforced expressionMiceXBP1Activation of XBP1