PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30417124-3 2018 ATXN2 polyglutamine expansion drives neurodegeneration causing spinocerebellar ataxia type 2 and promoting amyotrophic lateral sclerosis. polyglutamine 6-19 ataxin 2 Homo sapiens 0-5