Table 3

 Deletion characteristics and clinical features of Sotos cases with partial NSD1 deletions

IDDeleted exonsDeletion size (kb)MechanismFacial gestaltLDHeight centileOFC centileOther features
LD, learning disability; NAHR, non-allelic homologous recombination; NHEJ, non-homologous end joining; OFC, occipito-frontal circumference; U, unknown; VUR, vesico-ureteric reflux; +, clinical feature present.
COG0011–2∼15 NAHR ++>99.6>99.6Hydrocephalus, precocious puberty
COG0031–223.8NAHR++>99.699.6Cryptorchidism, scoliosis
COG0681–211.4NAHR++99.6>99.6Seizures
COG5671–2UU++>99.6>99.6Craniostenosis
COG1513–5UU++>99.6>99.6Optic nerve hypoplasia, phobias
COG0569–1314.5 NAHR ++98>99.6Scoliosis, seizures, VUR
COG07919–217.9NHEJ++>99.6>99.6
COG280222.5NHEJ++>99.6>99.6Scoliosis, seizures