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GENATLAS PHENOTYPE

last update : 10-10-2017

Symbol	MRXS31
Location	Xq28
Name	mental retardation, syndromic 31
Corresponding gene	MECP2
Other symbol(s)	MRX79, MRX16
Main clinical features	mental retardation with progressive spasticity, delayed development (first steps at 2 to 5.5 years), facial hypotonia and sialorrhea, choreoathetotic movements, global bradyarrhythmia as indicated by electroencephalogram, and bilateral juvenile cataract; wheelchair and early death
Genetic determination	sex linked
Function/system disorder	mental retardation
	neurology
Type	disease

Remark(s)

overlapping with MRX25, MRX28, MRX41, MRX3, MRX4