Spinocerebellar Ataxia 46, also known as sca46, is related to neuropathy, congenital hypomyelinating, 1, autosomal recessive and charcot-marie-tooth disease. An important gene associated with Spinocerebellar Ataxia 46 is PLD3 (Phospholipase D Family Member 3). Affiliated tissues include spinal cord and cerebellum, and related phenotypes are nystagmus and dysarthria