Syndromic X-Linked Intellectual Disability, also known as x-linked syndromic intellectual disability, is related to non-syndromic x-linked intellectual disability 106 and non-syndromic x-linked intellectual disability 63. An important gene associated with Syndromic X-Linked Intellectual Disability is CASK (Calcium/Calmodulin Dependent Serine Protein Kinase), and among its related pathways/superpathways are Pentose phosphate pathway and PRPP biosynthesis.