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GENATLAS PHENOTYPE
last update : 23-08-2017
Symbol MRD46
Location 6q13
Name mental retardation, autosomal dominant 46
Corresponding gene KCNQ5
Main clinical features
  • delayed psychomotor development, mild to moderate intellectual disability with limited speech, seizures and hypotonia, but normal brain imaging
  • Genetic determination autosomal dominant
    Function/system disorder mental retardation
    neurology
    Type disease
    Remark(s) . primary consequence of KCNQ5 mutations is likely a change in the gating properties of M-channels (PMID: 28669405))