A mutated SPRED1 protein adversely regulates Ras-MAPK signaling, which is a chain of proteins in a cell that sends signals from the surface of a cell to the nucleus which in turn causes the symptoms of this condition.
Legius syndrome
Neurofibromatosis type I
Shone's syndrome
Duane-radial ray syndrome
Alien hand syndrome
Bowen–Conradi syndrome
Burnside–Butler syndrome
Hunan hand syndrome