Non-Syndromic X-Linked Intellectual Disability 103, also known as x-linked mental retardation 103, is related to intellectual developmental disorder, x-linked 103 and gordon holmes syndrome. An important gene associated with Non-Syndromic X-Linked Intellectual Disability 103 is KLHL15 (Kelch Like Family Member 15), and among its related pathways/superpathways is Class I MHC mediated antigen processing and presentation.