Nuclear speckleopathies: developmental disorders caused by variants in genes encoding nuclear speckle proteins

KE Regan-Fendt, K Izumi - Human genetics, 2024 - Springer
Nuclear speckles are small, membrane-less organelles that reside within the nucleus.
Nuclear speckles serve as a regulatory hub coordinating complex RNA metabolism steps …

ZTTK syndrome: Clinical and molecular findings of 15 cases and a review of the literature

ST Kushary, A Revah‐Politi, S Barua… - American journal of …, 2021 - Wiley Online Library
Abstract Zhu‐Tokita‐Takenouchi‐Kim (ZTTK) syndrome is caused by de novo loss‐of‐
function variants in the SON gene (MIM# 617140). This multisystemic disorder is …

Establishing the phenotypic spectrum of ZTTK syndrome by analysis of 52 individuals with variants in SON

AJM Dingemans, KMG Truijen, JH Kim… - European Journal of …, 2022 - nature.com
Abstract Zhu–Tokita–Takenouchi–Kim (ZTTK) syndrome, an intellectual disability syndrome
first described in 2016, is caused by heterozygous loss-of-function variants in SON. Its …

Control of striatal circuit development by the chromatin regulator Zswim6

K Choi, NT Henderson, ER Feierman, S Louzon… - Science …, 2025 - science.org
The pathophysiology of neurodevelopmental disorders involves vulnerable neural
populations, including striatal circuitry, and convergent molecular nodes, including …

A de novo heterozygous variant in the SON gene is associated with Zhu‐Tokita‐Takenouchi‐Kim syndrome

L Yang, F Yang - Molecular Genetics & Genomic Medicine, 2020 - Wiley Online Library
Abstract Background Zhu‐Tokita‐Takenouchi‐Kim (ZTTK, OMIM# 617140) syndrome is a
rare, autosomal dominant genetic disorder caused by heterozygous variants in the SON …

Disruption of Golgi markers by two RILP-directed shRNAs in neurons: a new role for RILP or a neuron-specific off-target phenotype?

CC Yap, L Digilio, L McMahon, B Winckler - Journal of Biological Chemistry, 2023 - ASBMB
In neurons, degradation of dendritic cargos requires RAB7 and dynein-mediated retrograde
transport to somatic lysosomes. To test if the dynein adapter RAB-interacting lysosomal …

Distinctive Brain Malformations in Zhu-Tokita-Takenouchi-Kim Syndrome

BJ Halliday, G Baynam, L Ewans… - American Journal …, 2022 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Zhu-Tokita-Takenouchi-Kim syndrome is a severe
multisystem malformation disorder characterized by developmental delay and a diverse …

The Expanding Phenotype of ZTTK Syndrome Due to the Heterozygous Variant of SON Gene Focusing on Liver Involvement: Patient Report and Literature Review

A Pietrobattista, L Della Volpe, P Francalanci… - Genes, 2023 - mdpi.com
Zhu–Tokita–Takenouchi–Kim (ZTTK) syndrome, an intellectual disability syndrome first
described in 2016, is caused by heterozygous loss-of-function variants in SON …

Cell-type-specific alternative splicing in the cerebral cortex of a Schinzel-Giedion Syndrome patient variant mouse model

EF Jones, TC Howton, TM Soelter, AB Crumley… - bioRxiv, 2024 - biorxiv.org
Abstract Schinzel-Giedion Syndrome (SGS) is an ultra-rare Mendelian disorder caused by
gain-of-function mutations in the SETBP1 gene. While previous studies determined multiple …

A Novel De novo Heterozygous Mutation in the SON Gene Associated with Septo-optic Dysplasia: A New Phenotype

L Pasca, D Politano, A Cavallini, E Panzeri… - …, 2024 - thieme-connect.com
Septo-optic dysplasia (SOD) syndrome is a rare congenital disorder characterized by a
classic triad of optic nerve/chiasm hypoplasia, agenesis of septum pellucidum and corpus …