2022
XBP1 Activation Reduces Severity of Polycystic Kidney Disease due to a Nontruncating Polycystin-1 Mutation in Mice
Krappitz M, Bhardwaj R, Dong K, Staudner T, Yilmaz DE, Pioppini C, Westergerling P, Ruemmele D, Hollmann T, Nguyen TA, Cai Y, Gallagher AR, Somlo S, Fedeles S. XBP1 Activation Reduces Severity of Polycystic Kidney Disease due to a Nontruncating Polycystin-1 Mutation in Mice. Journal Of The American Society Of Nephrology 2022, 34: 110-121. PMID: 36270750, PMCID: PMC10101557, DOI: 10.1681/asn.2021091180.Peer-Reviewed Original ResearchConceptsPolycystin-1Polycystin-2Functional polycystin-1Amino acid substitution mutationsAutosomal dominant polycystic kidney diseaseIntegral membrane proteinsTranscription factor XBP1Unfolded protein responsePost-translational maturationAcid substitution mutationsEndoplasmic reticulum chaperoneCiliary traffickingXBP1 activityChaperone functionIntegral membraneActive XBP1Polycystic kidney diseaseMembrane proteinsPC1 functionsPrimary ciliaProtein responseHypomorphic mutationsTransgenic activationSubstitution mutationsTransgenic expression
1999
Mutations in autosomal dominant polycystic kidney disease 2 gene: Reduced expression of PKD2 protein in lymphoblastoid cells
Aguiari G, Manzati E, Penolazzi L, Micheletti F, Augello G, De Vitali E, Cappelli G, Cai Y, Reynolds D, Somlo S, Piva R, del Senno L. Mutations in autosomal dominant polycystic kidney disease 2 gene: Reduced expression of PKD2 protein in lymphoblastoid cells. American Journal Of Kidney Diseases 1999, 33: 880-885. PMID: 10213643, DOI: 10.1016/s0272-6386(99)70420-8.Peer-Reviewed Original ResearchConceptsPolycystic kidney disease 2 (PKD2) geneMembrane-spanning domainsIntegral membrane proteinsLymphoblastoid cellsFirst extracellular loopAutosomal dominant polycystic kidney diseasePKD2 proteinMembrane proteinsRestriction enzyme analysisCommon genetic diseaseLymphoblastoid cell linesProtein productsMutant allelesExtracellular loopWestern blot analysisPKD2 genePolymerase chain reactionGenetic diseasesNormal proteinAmino acidsMessenger RNA levelsNonsense mutationFrameshift mutationGenesProtein
1997
Molecular Cloning, cDNA Sequence Analysis, and Chromosomal Localization of MousePkd2
Wu G, Mochizuki T, Le T, Cai Y, Hayashi T, Reynolds D, Somlo S. Molecular Cloning, cDNA Sequence Analysis, and Chromosomal Localization of MousePkd2. Genomics 1997, 45: 220-223. PMID: 9339380, DOI: 10.1006/geno.1997.4920.Peer-Reviewed Original ResearchConceptsCDNA sequenceIntegral membrane proteinsMembrane-spanning domainsCDNA sequence analysisAmino acid levelsGenomic localizationPKD2 mRNAChromosomal localizationMembrane proteinsMolecular cloningMouse mutationMurine homologueExpression analysisCandidate genesChromosome 5Sequence analysisMouse tissuesKidney phenotypePKD2CloningPolycystic kidney phenotypeGenesAutosomal dominant polycystic kidney diseaseDominant polycystic kidney diseasePolycystic kidney diseaseCharacterization of the Exon Structure of the Polycystic Kidney Disease 2 Gene (PKD2)
Hayashi T, Mochizuki T, Reynolds D, Wu G, Cai Y, Somlo S. Characterization of the Exon Structure of the Polycystic Kidney Disease 2 Gene (PKD2). Genomics 1997, 44: 131-136. PMID: 9286709, DOI: 10.1006/geno.1997.4851.Peer-Reviewed Original ResearchConceptsAG/GT rulePolycystic kidney disease 2 (PKD2) geneExon-intron structureIntegral membrane proteinsAutosomal dominant polycystic kidney diseaseTranslation start siteExon structurePositional cloningMembrane proteinsStart siteGenomic DNASplice acceptorPKD2 geneGenesExon 1Oligonucleotide primersHeteroduplex analysisPKD2Dominant polycystic kidney diseasePolycystic kidney diseaseMutation analysisCalcium channelsCloningSecond formExons
1996
PKD2, a Gene for Polycystic Kidney Disease That Encodes an Integral Membrane Protein
Mochizuki T, Wu G, Hayashi T, Xenophontos S, Veldhuisen B, Saris J, Reynolds D, Cai Y, Gabow P, Pierides A, Kimberling W, Breuning M, Deltas C, Peters D, Somlo S. PKD2, a Gene for Polycystic Kidney Disease That Encodes an Integral Membrane Protein. Science 1996, 272: 1339-1342. PMID: 8650545, DOI: 10.1126/science.272.5266.1339.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBase SequenceCaenorhabditis elegansCalcium ChannelsChromosome MappingChromosomes, Human, Pair 4Cloning, MolecularConsensus SequenceCrystallography, X-RayFemaleGlycosylationHumansMaleMembrane ProteinsMolecular Sequence DataMutationPedigreePhenotypePolycystic Kidney, Autosomal DominantPolymorphism, Single-Stranded ConformationalProteinsSodium ChannelsTRPP Cation ChannelsConceptsCaenorhabditis elegans homologIntegral membrane proteinsAmino acid similarityPKD2 gene productCalcium-binding domainPKD2 proteinTransmembrane spansPolycystic kidney diseasePositional cloningPotential calcium-binding domainsSecond geneMembrane proteinsGene productsAcid sequenceIntracellular aminoNonsense mutationGenesAutosomal dominant polycystic kidney diseasePKD1Dominant polycystic kidney diseasePKD2 familiesProteinVoltage-activated calcium channelsHomologCalcium channels