Article
The De Novo p.(Ser802Phe) Variant Causes Helsmoortel-Van der Aa/ ADNP Syndrome in a 24-Year-Old Woman and Is Predicted to Perturb ADNP-DNA Affinity.
American journal of medical genetics. Part A - 1 Feb 2026
Benvenuto Mario, Giacomo Marilena Carmela Di, Piepoli Ada, Carella Massimo, D'Addetta Paola, Palumbo Orazio, Castori Marco, Palumbo Pietro
Abstract excerpt
The ADNP syndrome, also known as Helsmoortel-Van der Aa syndrome (HVDAS), is an autosomal dominant neurodevelopmental disorder caused by heterozygous truncating variants abolishing the homeobox and/or HP1 domains of ADNP. Rare missense changes in the ADNP gene are usually variants of uncertain significance or reclassified as (likely) benign because they are inherited from an unaffected parent, and a causative...
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