PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34390268-2 2021 The mutant ATXN2 protein with a polyglutamine tract is known to be toxic and contributes to the SCA2 pathogenesis. polyglutamine 32-45 ataxin 2 Homo sapiens 11-16 34390268-2 2021 The mutant ATXN2 protein with a polyglutamine tract is known to be toxic and contributes to the SCA2 pathogenesis. polyglutamine 32-45 ataxin 2 Homo sapiens 96-100