Spinocerebellar Ataxia 43, also known as sca43, is related to cerebellar ataxia type 43 and aceruloplasminemia. An important gene associated with Spinocerebellar Ataxia 43 is MME (Membrane Metalloendopeptidase). Affiliated tissues include spinal cord and cerebellum, and related phenotypes are distal lower limb muscle weakness and peripheral axonal neuropathy