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References OMIM Gene GeneReviews HGMD HGNC
last update : 09-10-2017
Symbol MRX90
Location Xq13.1
Name mental retardation, 90
Corresponding gene DLG3
Main clinical features
  • moderate to severe X-linked mental retardation, non syndromic
  • delayed psychomotor development with speech delay, mild to moderate intellectual disability, narrow thorax, molar hypoplasia, short and upslanting palpebral fissures, high-arched palate, and hypotonia
  • Genetic determination sex linked
    Function/system disorder mental retardation
    Type disease