NCIt definition : Human SRPX2 wild-type allele is located within Xq21.33-q23 and is approximately 38
kb in length. This allele, which encodes sushi repeat-containing protein SRPX2, may
play a role in cognitive development. Point mutations in the gene are associated with
both bilateral perisylvian polymicrogyria and X-linked rolandic epilepsy with speech
dyspraxia and mental retardation.;