Article
Molecular analysis of fragile X syndrome.
Current protocols in human genetics - 21 Jan 2014
Basehore Monica J, Friez Michael J
Abstract excerpt
The gene responsible for Fragile X syndrome, fragile X mental retardation-1 (FMR1), contains an unstable sequence of CGG trinucleotide repeats in its promoter region. Expansions of >200 trinucleotide repeats are considered full mutations and typically lead to abnormal methylation of the region, resulting in loss of FMR1 expression. Males with loss of FMR1 protein are expected to be affected by Fragile X syndrome,...
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