PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23735416-2 2013 The expansion of trinucleotide CAG repeats in the coding region of the ATXN-2 gene leads to expanded polyglutamine stretch in the mutated protein which causes neuronal death. polyglutamine 101-114 ataxin 2 Homo sapiens 71-77