Caused by mutations in the ATR X gene. ATR X<unk>  is characterised by severe learning difficulties, a characteristic facial appearance, abnormal genitalia and<unk><unk> . The ATR protein affects the 3D structure of chromatin in the cell nucleus.
X-linked alpha thalassemia mental retardation syndrome
Wilson-Turner X-linked mental retardation syndrome
Hadju Cheney Syndrome
Hemoglobin Lepore syndrome
Smith Martin Dodd syndrome
Silver-Russell dwarfism
Rh disease
Hereditary persistence of fetal hemoglobin