Incompletely penetrant protein-truncating variants confer developmental disorder risk through partial reductions in gene expression
Juliet E. Hampstead, Erwan Delage, Gelana Khazeeva, Mattijn Wagt, Rolph E Pfundt, Tessa De Wijs, Petr Danecek, Sebastian S. Gerety, Helger G. Yntema, Hilary C. Martin, Sarah Lindsay, Han G. Brunner, Helen V. Firth, Caroline Fiona Wright, Matthew E. Hurles, Christian Gilissen
The paper shows inherited protein-truncating variants contribute to developmental disorders through partial gene expression loss, affecting ~20% of children with such variants.
medRxiv · Oct 24, 2026 · PreprintGenetic & Genomic Medicine