2023
Genetic Variants in ARHGEF6 Cause Congenital Anomalies of the Kidneys and Urinary Tract in Humans, Mice, and Frogs
Klämbt V, Buerger F, Wang C, Naert T, Richter K, Nauth T, Weiss A, Sieckmann T, Lai E, Connaughton D, Seltzsam S, Mann N, Majmundar A, Wu C, Onuchic-Whitford A, Shril S, Schneider S, Schierbaum L, Dai R, Bekheirnia M, Joosten M, Shlomovitz O, Vivante A, Banne E, Mane S, Lifton R, Kirschner K, Kispert A, Rosenberger G, Fischer K, Lienkamp S, Zegers M, Hildebrandt F. Genetic Variants in ARHGEF6 Cause Congenital Anomalies of the Kidneys and Urinary Tract in Humans, Mice, and Frogs. Journal Of The American Society Of Nephrology 2023, 34: 273-290. PMID: 36414417, PMCID: PMC10103091, DOI: 10.1681/asn.2022010050.Peer-Reviewed Original ResearchConceptsIntegrin-linked kinaseFocal adhesion proteinsThree-dimensional (3D) MadinCdc42/Rac1Genetic variantsRac1/Cdc42Loss of interactionFrog modelPolarity defectsExchange factorNovel genesFocal adhesionsLamellipodia formationARHGEF6Adhesion proteinsDisease genesDeleterious variantsCell spreadingLumen formationCell migrationGenesProteinHemizygous variantKidney cellsExome sequencing
2022
OXGR1 is a candidate disease gene for human calcium oxalate nephrolithiasis
Majmundar A, Widmeier E, Heneghan J, Daga A, Wu C, Buerger F, Hugo H, Ullah I, Amar A, Ottlewski I, Braun D, Jobst-Schwan T, Lawson J, Zahoor M, Rodig N, Tasic V, Nelson C, Khaliq S, Schönauer R, Halbritter J, Sayer J, Fathy H, Baum M, Shril S, Mane S, Alper S, Hildebrandt F. OXGR1 is a candidate disease gene for human calcium oxalate nephrolithiasis. Genetics In Medicine 2022, 25: 100351. PMID: 36571463, PMCID: PMC9992313, DOI: 10.1016/j.gim.2022.11.019.Peer-Reviewed Original ResearchConceptsExome sequencingChronic kidney diseaseStrong amino acid conservationSignificant patient morbidityCalcium oxalate nephrolithiasisMissense variantsAutosomal dominant inheritance patternTransepithelial calcium transportAmino acid conservationCandidate disease genesDominant inheritance patternCausative genetic variantsKidney diseasePatient morbidityExome Aggregation ConsortiumNC cohortRisk factorsOxalate nephrolithiasisDistal nephronNephrocalcinosisNephrolithiasisLoss of functionChloride-bicarbonate exchangerReceptor 1Genomic approaches
2019
Mutations in TFAP2B and previously unimplicated genes of the BMP, Wnt, and Hedgehog pathways in syndromic craniosynostosis
Timberlake AT, Jin SC, Nelson-Williams C, Wu R, Furey CG, Islam B, Haider S, Loring E, Galm A, Steinbacher D, Larysz D, Staffenberg D, Flores R, Rodriguez E, Boggon T, Persing J, Lifton R, Lifton RP, Gunel M, Mane S, Bilguvar K, Gerstein M, Loring E, Nelson-Williams C, Lopez F, Knight J. Mutations in TFAP2B and previously unimplicated genes of the BMP, Wnt, and Hedgehog pathways in syndromic craniosynostosis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2019, 116: 15116-15121. PMID: 31292255, PMCID: PMC6660739, DOI: 10.1073/pnas.1902041116.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAlpha CateninChildChild, PreschoolCraniosynostosesExomeExome SequencingFemaleGene ExpressionGlypicansHistone AcetyltransferasesHumansMaleMutationNuclear ProteinsPedigreeRisk AssessmentSignal TransductionSkullSOXC Transcription FactorsTranscription Factor AP-2Zinc Finger Protein Gli2ConceptsRare damaging mutationsSyndromic craniosynostosisCongenital anomaliesDamaging mutationsSyndromic casesExome sequencingAdditional congenital anomaliesFrequent congenital anomaliesDamaging de novo mutationsNeural crest cell migrationDamaging de novoCrest cell migrationCS patientsMutation burdenChromatin modifiersSubsequent childrenTranscription factorsDe novo mutationsCS casesCS geneHedgehog pathwayDisease locusPremature fusionFunction mutationsCraniosynostosis
2018
De Novo Mutation in Genes Regulating Neural Stem Cell Fate in Human Congenital Hydrocephalus
Furey CG, Choi J, Jin SC, Zeng X, Timberlake AT, Nelson-Williams C, Mansuri MS, Lu Q, Duran D, Panchagnula S, Allocco A, Karimy JK, Khanna A, Gaillard JR, DeSpenza T, Antwi P, Loring E, Butler WE, Smith ER, Warf BC, Strahle JM, Limbrick DD, Storm PB, Heuer G, Jackson EM, Iskandar BJ, Johnston JM, Tikhonova I, Castaldi C, López-Giráldez F, Bjornson RD, Knight JR, Bilguvar K, Mane S, Alper SL, Haider S, Guclu B, Bayri Y, Sahin Y, Apuzzo MLJ, Duncan CC, DiLuna ML, Günel M, Lifton RP, Kahle KT. De Novo Mutation in Genes Regulating Neural Stem Cell Fate in Human Congenital Hydrocephalus. Neuron 2018, 99: 302-314.e4. PMID: 29983323, PMCID: PMC7839075, DOI: 10.1016/j.neuron.2018.06.019.Peer-Reviewed Original ResearchConceptsCongenital hydrocephalusNeural stem cell fateHuman congenital hydrocephalusDamaging de novoCerebrospinal fluid homeostasisSubstantial morbidityCH patientsTherapeutic ramificationsSignificant burdenBrain ventriclesCH pathogenesisNeural tube developmentFluid homeostasisDe novo mutationsExome sequencingAdditional probandsHydrocephalusPathogenesisNovo mutationsNovo duplicationProbandsDe novoCell fateMorbidityPatientsWhole Exome Sequencing Reveals a Monogenic Cause of Disease in ≈43% of 35 Families With Midaortic Syndrome
Warejko JK, Schueler M, Vivante A, Tan W, Daga A, Lawson JA, Braun DA, Shril S, Amann K, Somers MJG, Rodig NM, Baum MA, Daouk G, Traum AZ, Kim HB, Vakili K, Porras D, Lock J, Rivkin MJ, Chaudry G, Smoot LB, Singh MN, Smith ER, Mane SM, Lifton RP, Stein DR, Ferguson MA, Hildebrandt F. Whole Exome Sequencing Reveals a Monogenic Cause of Disease in ≈43% of 35 Families With Midaortic Syndrome. Hypertension 2018, 71: 691-699. PMID: 29483232, PMCID: PMC5843550, DOI: 10.1161/hypertensionaha.117.10296.Peer-Reviewed Original ResearchConceptsMidaortic syndromeWhole-exome sequencingExome sequencingVascular diseaseMonogenic causesExtensive vascular diseaseSevere childhood hypertensionGenotype/phenotype correlationChildhood hypertensionRare causeEtiologic diagnosisInflammatory diseasesAbdominal aortaMolecular genetic diagnosisGenetic syndromesSyndromic diseaseWhole-exome sequencing dataDiseaseSyndromePhenotype correlationGenetic diagnosisExome sequencing dataDiagnosisCauseHigh percentageA homozygous missense variant in VWA2, encoding an interactor of the Fraser-complex, in a patient with vesicoureteral reflux
van der Ven AT, Kobbe B, Kohl S, Shril S, Pogoda HM, Imhof T, Ityel H, Vivante A, Chen J, Hwang DY, Connaughton DM, Mann N, Widmeier E, Taglienti M, Schmidt JM, Nakayama M, Senguttuvan P, Kumar S, Tasic V, Kehinde EO, Mane SM, Lifton RP, Soliman N, Lu W, Bauer SB, Hammerschmidt M, Wagener R, Hildebrandt F. A homozygous missense variant in VWA2, encoding an interactor of the Fraser-complex, in a patient with vesicoureteral reflux. PLOS ONE 2018, 13: e0191224. PMID: 29351342, PMCID: PMC5774751, DOI: 10.1371/journal.pone.0191224.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAmino Acid SubstitutionAnimalsAnimals, NewbornBiomarkers, TumorCalcium-Binding ProteinsChildConsanguinityConserved SequenceExonsExtracellular Matrix ProteinsFraser SyndromeGene Expression Regulation, DevelopmentalHomozygoteHumansMaleMiceModels, AnimalModels, MolecularMutation, MissensePedigreeSequence Homology, Amino AcidUrogenital AbnormalitiesUrogenital SystemVesico-Ureteral RefluxConceptsMetanephric mesenchymeUreteric budWhole-exome sequencingHomozygosity mappingIntermolecular disulfide bond formationDisulfide bond formationDirect interactorsNeomorphic effectMonogenic causesCysteine residuesHomozygous missense mutationComplex subunit 1Unpaired cysteine residueNovel CAKUTSubunit 1Homozygous missense variantFraser ComplexMissense mutationsGenesProteinInteractorsMissense variantsMutationsExome sequencingNephrogenic zone
2017
De novo mutations in inhibitors of Wnt, BMP, and Ras/ERK signaling pathways in non-syndromic midline craniosynostosis
Timberlake AT, Furey CG, Choi J, Nelson-Williams C, Loring E, Galm A, Kahle K, Steinbacher D, Larysz D, Persing J, Lifton R, Bilguvar K, Mane S, Tikhonova I, Castaldi C, Knight J. De novo mutations in inhibitors of Wnt, BMP, and Ras/ERK signaling pathways in non-syndromic midline craniosynostosis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: e7341-e7347. PMID: 28808027, PMCID: PMC5584457, DOI: 10.1073/pnas.1709255114.Peer-Reviewed Original ResearchConceptsBone morphogenetic proteinRas/ERKDe novo mutationsNovo mutationsRas/ERK pathwayDamaging de novo mutationsHigh locus heterogeneityRare syndromic diseaseCommon risk variantsInhibitor of WntSyndromic craniosynostosesNew genesParent-offspring triosSyndromic diseaseMorphogenetic proteinsNegative regulatorERK pathwayMore cranial suturesGenesMidline craniosynostosisRisk variantsWntLocus heterogeneityMutationsExome sequencing
2015
Mutation in <i>GM2A</i> Leads to a Progressive Chorea-dementia Syndrome
Salih M, Seidahmed M, Khashab H, Hamad M, Bosley T, Burn S, Myers A, Landsverk M, Crotwell P, Bilguvar K, Mane S, Kruer M. Mutation in GM2A Leads to a Progressive Chorea-dementia Syndrome. Tremor And Other Hyperkinetic Movements 2015, 5: 306. DOI: 10.5334/tohm.246.Peer-Reviewed Original ResearchMacular cherry-red spotsChildhood-onset choreaCherry-red spotWhole-exome sequencingMacular findingsProgressive choreaIntractable seizuresHomozygous missense mutationNeurodegenerative courseProfound hypotoniaRare formVolitional movementPhenotypic spectrumChoreaExome sequencingGM2 gangliosidosisHyperacusisPatientsSaudi familyNeurodegenerative disease genesMissense mutationsGangliosidosisHomozygosity mappingVariant phenotypesMutations