Rolandic Epilepsy, Impaired Intellectual Development, and Speech Dyspraxia, X-Linked, is also known as rolandic epilepsy, mental retardation, and speech dyspraxia, x-linked. An important gene associated with Rolandic Epilepsy, Impaired Intellectual Development, and Speech Dyspraxia, X-Linked is SRPX2 (Sushi Repeat Containing Protein X-Linked 2). Affiliated tissues include brain and cortex, and related phenotypes are seizure and intellectual disability, mild