ATXN2 and spinocerebellar ataxia type 2: Spinocerebellar ataxia type-2 (SCA-2) is the commonest worldwide and mostly in India and has an autosomal dominant inheritance where translated protein, Ataxin-2 causes neuronal apoptotic cell death of cerebellum, pons, hypothalamus, and spinal cord related to autonomic control [2-4].