PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24269018-1 2014 Intermediate-length polyglutamine expansions in ataxin 2 are a risk factor for amyotrophic lateral sclerosis (ALS). polyglutamine 20-33 ataxin 2 Homo sapiens 48-56