Mutations in KATNB1 Cause Complex Cerebral Malformations by Disrupting Asymmetrically Dividing Neural Progenitors
Mishra-Gorur K, Çağlayan AO, Schaffer AE, Chabu C, Henegariu O, Vonhoff F, Akgümüş GT, Nishimura S, Han W, Tu S, Baran B, Gümüş H, Dilber C, Zaki MS, Hossni HA, Rivière JB, Kayserili H, Spencer EG, Rosti RÖ, Schroth J, Per H, Çağlar C, Çağlar Ç, Dölen D, Baranoski JF, Kumandaş S, Minja FJ, Erson-Omay EZ, Mane SM, Lifton RP, Xu T, Keshishian H, Dobyns WB, C. N, Šestan N, Louvi A, Bilgüvar K, Yasuno K, Gleeson JG, Günel M. Mutations in KATNB1 Cause Complex Cerebral Malformations by Disrupting Asymmetrically Dividing Neural Progenitors. Neuron 2014, 84: 1226-1239. PMID: 25521378, PMCID: PMC5024344, DOI: 10.1016/j.neuron.2014.12.014.Peer-Reviewed Original ResearchConceptsComplex cerebral malformationsCerebral cortical malformationsMicrotubule-severing enzyme kataninExome sequencing analysisMitotic spindle formationDrosophila optic lobeCerebral malformationsPatient-derived fibroblastsCell cycle progression delayCortical malformationsMotor neuronsComplex malformationsMicrotubule-associated proteinsCortical developmentReduced cell numberOptic lobeRegulatory subunitBrain developmentCatalytic subunitDeleterious mutationsSpindle formationSupernumerary centrosomesArborization defectsMalformationsHuman phenotypesHomozygous loss of DIAPH1 is a novel cause of microcephaly in humans
Ercan-Sencicek AG, Jambi S, Franjic D, Nishimura S, Li M, El-Fishawy P, Morgan TM, Sanders SJ, Bilguvar K, Suri M, Johnson MH, Gupta AR, Yuksel Z, Mane S, Grigorenko E, Picciotto M, Alberts AS, Gunel M, Šestan N, State MW. Homozygous loss of DIAPH1 is a novel cause of microcephaly in humans. European Journal Of Human Genetics 2014, 23: 165-172. PMID: 24781755, PMCID: PMC4297910, DOI: 10.1038/ejhg.2014.82.Peer-Reviewed Original ResearchConceptsCell divisionFamily-based linkage analysisLinkage analysisRho effector proteinsLinear actin filamentsMaintenance of polarityMitotic cell divisionHigh-throughput sequencingRare genetic variantsHuman neuronal precursor cellsParametric multipoint linkage analysisActivation of GTPNeuronal precursor cellsFormin familyMammalian DiaphanousEffector proteinsMultipoint linkage analysisSpindle formationActin filamentsNonsense alterationWhole-exome sequencingHuman pathologiesNeuroepithelial cellsGenetic variantsHomozygous loss