Delineating the GRIN1 phenotypic spectrum: A distinct genetic NMDA receptor encephalopathy

…, DS Rajan, V Narayanan, K Ramsey, N Belnap… - Neurology, 2016 - AAN Enterprises
Objective: To determine the phenotypic spectrum caused by mutations in GRIN1 encoding
the NMDA receptor subunit GluN1 and to investigate their underlying functional …

[HTML][HTML] Loss-of-function and missense variants in NSD2 cause decreased methylation activity and are associated with a distinct developmental phenotype

…, M Andrews, T Attie-Bitach, I Maystadt, N Belnap… - Genetics in …, 2021 - nature.com
Purpose Despite a few recent reports of patients harboring truncating variants in NSD2, a
gene considered critical for the Wolf–Hirschhorn syndrome (WHS) phenotype, the clinical …

[PDF][PDF] Rare de novo missense variants in RNA helicase DDX6 cause intellectual disability and dysmorphic features and lead to P-body defects and RNA …

…, A Le Béchec, W Jepsen, M De Both, N Belnap… - The American Journal of …, 2019 - cell.com
The human RNA helicase DDX6 is an essential component of membrane-less organelles
called processing bodies (PBs). PBs are involved in mRNA metabolic processes including …

The spectrum of heart defects in the TRAF7-related multiple congenital anomalies-intellectual disability syndrome

…, H Thomson, K Low, N Belnap… - Proceedings of the …, 2024 - National Acad Sciences
Heterozygous missense variants in TRAF7 lead to various cancers when somatic and a multiple
congenital anomalies--intellectual disability syndrome (MCA-IDS) when germline (1, 2). …

[PDF][PDF] A syndromic intellectual disability disorder caused by variants in TELO2, a gene encoding a component of the TTT complex

…, DL Gable, J Jurgens, DK Grange, N Belnap… - The American Journal of …, 2016 - cell.com
The proteins encoded by TELO2, TTI1, and TTI2 interact to form the TTT complex, a co-chaperone
for maturation of the phosphatidylinositol 3-kinase-related protein kinases (PIKKs). …

[PDF][PDF] Bi-allelic SNAPC4 variants dysregulate global alternative splicing and lead to neuroregression and progressive spastic paraparesis

…, M Morimoto, P Sharma, L Ruaud, N Belnap… - The American Journal of …, 2023 - cell.com
The vast majority of human genes encode multiple isoforms through alternative splicing, and
the temporal and spatial regulation of those isoforms is critical for organismal development …

[HTML][HTML] Case Report: Novel mutations in TBC1D24 are associated with autosomal dominant tonic-clonic and myoclonic epilepsy and recessive Parkinsonism …

E Banuelos, K Ramsey, N Belnap, M Krishnan… - …, 2017 - ncbi.nlm.nih.gov
Mutations disrupting presynaptic protein TBC1D24 are associated with a variable neurological
phenotype, including DOORS syndrome, myoclonic epilepsy, early-infantile epileptic …

Gain-of-function variants in the ion channel gene TRPM3 underlie a spectrum of neurodevelopmental disorders

…, E Van Hoeymissen, L Qebibo, M Barth, N Belnap… - Elife, 2023 - elifesciences.org
TRPM3 is a temperature- and neurosteroid-sensitive plasma membrane cation channel
expressed in a variety of neuronal and non-neuronal cells. Recently, rare de novo variants in …

[HTML][HTML] Genetic and Protein Network Underlying the Convergence of Rett-Syndrome-like (RTT-L) Phenotype in Neurodevelopmental Disorders

E Frankel, A Podder, M Sharifi, R Pillai, N Belnap… - Cells, 2023 - mdpi.com
Mutations of the X-linked gene encoding methyl-CpG-binding protein 2 (MECP2) cause
classical forms of Rett syndrome (RTT) in girls. A subset of patients who are recognized to have …

A de novo missense mutation in ZMYND11 is associated with global developmental delay, seizures, and hypotonia

AM Moskowitz, N Belnap… - Molecular …, 2016 - molecularcasestudies.cshlp.org
Recently, mutations in the zinc finger MYND-type containing 11 (ZMYND11) gene were
identified in patients with autism spectrum disorders, intellectual disability, aggression, and …