19450
Additionally , the Rbfox1 / A2BP1 protein binds to the C-terminus of ataxin-2 , and may contribute to the restricted pathology of spinocerebellar ataxia type 2 ( SCA2 ) .
 spinocerebellar ataxia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
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Answer:
 spinocerebellar ataxia