2024
Novel PIBF1 Pathogenic Variant in Three Siblings with Joubert Syndrome Type 33
Aynekin B, Samur B, Ozgul Gumus U, Bilguvar K, Gulec A, Efthymiou S, Gumus H, Caglayan A, Per H. Novel PIBF1 Pathogenic Variant in Three Siblings with Joubert Syndrome Type 33. Molecular Syndromology 2024, 1-14. DOI: 10.1159/000543107.Peer-Reviewed Original ResearchMolar tooth signRare autosomal recessive disorderOptic nerve atrophySevere renal diseaseAutosomal recessive disorderHomozygous nonsense mutationWhole-exome sequencingNerve atrophyRenal atrophyDisease-causing genesClinical spectrumClinical featuresDysmorphic featuresClinical manifestationsPhenotypic expansionDiagnostic awarenessHomozygous mutationJoubert syndromePathogenic variantsPatient's seizuresRecessive disorderRenal diseaseNonsense mutationDevelopmental delayKidney failure
2021
Biallelic loss-of-function variants in the splicing regulator NSRP1 cause a severe neurodevelopmental disorder with spastic cerebral palsy and epilepsy
Calame DG, Bakhtiari S, Logan R, Coban-Akdemir Z, Du H, Mitani T, Fatih JM, Hunter JV, Herman I, Pehlivan D, Jhangiani SN, Person R, Schnur RE, Jin SC, Bilguvar K, Posey JE, Koh S, Firouzabadi SG, Alehabib E, Tafakhori A, Esmkhani S, Gibbs RA, Noureldeen MM, Zaki MS, Marafi D, Darvish H, Kruer MC, Lupski JR. Biallelic loss-of-function variants in the splicing regulator NSRP1 cause a severe neurodevelopmental disorder with spastic cerebral palsy and epilepsy. Genetics In Medicine 2021, 23: 2455-2460. PMID: 34385670, PMCID: PMC8633036, DOI: 10.1038/s41436-021-01291-x.Peer-Reviewed Original ResearchConceptsSpastic cerebral palsyC-terminal nuclear localization signalNuclear localization signalCerebral palsyPremature termination codonFunction variantsHuman neurodevelopmental disordersLocalization signalSplicing regulatorsGenomics initiativesLast exonRegulator geneTermination codonDisease traitsMutant transcriptsDevelopmental delayMouse neurodevelopmentSevere neurodevelopmental disorderMendelian disordersFunction variant allelesNeurodevelopmental disordersMolecular analysisPathogenic variationProtein 1Variable microcephalyBiallelic variants in HPDL cause pure and complicated hereditary spastic paraplegia
Wiessner M, Maroofian R, Ni MY, Pedroni A, Müller JS, Stucka R, Beetz C, Efthymiou S, Santorelli FM, Alfares AA, Zhu C, Meszarosova A, Alehabib E, Bakhtiari S, Janecke AR, Otero MG, Chen JYH, Peterson JT, Strom TM, De Jonghe P, Deconinck T, De Ridder W, De Winter J, Pasquariello R, Ricca I, Alfadhel M, van de Warrenburg BP, Portier R, Bergmann C, Firouzabadi S, Jin SC, Bilguvar K, Hamed S, Abdelhameed M, Haridy NA, Maqbool S, Rahman F, Anwar N, Carmichael J, Pagnamenta A, Wood NW, Mau-Them F, Haack T, Consortium P, Di Rocco M, Ceccherini I, Iacomino M, Zara F, Salpietro V, Scala M, Rusmini M, Xu Y, Wang Y, Suzuki Y, Koh K, Nan H, Ishiura H, Tsuji S, Lambert L, Schmitt E, Lacaze E, Küpper H, Dredge D, Skraban C, Goldstein A, Willis M, Grand K, Graham J, Lewis R, Millan F, Duman Ö, Dündar N, Uyanik G, Schöls L, Nürnberg P, Nürnberg G, Bordes A, Seeman P, Kuchar M, Darvish H, Rebelo A, Bouçanova F, Medard J, Chrast R, Auer-Grumbach M, Alkuraya F, Shamseldin H, Al Tala S, Varaghchi J, Najafi M, Deschner S, Gläser D, Hüttel W, Kruer M, Kamsteeg E, Takiyama Y, Züchner S, Baets J, Synofzik M, Schüle R, Horvath R, Houlden H, Bartesaghi L, Lee H, Ampatzis K, Pierson T, Senderek J. Biallelic variants in HPDL cause pure and complicated hereditary spastic paraplegia. Brain 2021, 144: 1422-1434. PMID: 33970200, PMCID: PMC8219359, DOI: 10.1093/brain/awab041.Peer-Reviewed Original ResearchConceptsHereditary spastic paraplegiaPure hereditary spastic paraplegiaGlobal developmental delaySpastic paraplegiaNervous systemNeurological diseasesComplicated hereditary spastic paraplegiaDevelopmental delayAbnormal motor behaviorRespiratory decompensationSpastic tetraplegiaNeurological manifestationsTruncating changesMissense substitutionsBiallelic variantsParaplegiaMotor behaviorDiseaseNeural differentiationUnknown specificityHuman diseasesMitochondrial diseaseDecompensationSpasticityTetraplegia