PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27271685-1 2016 Expansion of the polyglutamine (polyQ) track of the Huntingtin (HTT) protein above 36 is associated with a sharply enhanced risk of Huntington"s disease (HD). polyglutamine 17-30 huntingtin Rattus norvegicus 52-62 27271685-1 2016 Expansion of the polyglutamine (polyQ) track of the Huntingtin (HTT) protein above 36 is associated with a sharply enhanced risk of Huntington"s disease (HD). polyglutamine 17-30 huntingtin Rattus norvegicus 64-67 27271685-1 2016 Expansion of the polyglutamine (polyQ) track of the Huntingtin (HTT) protein above 36 is associated with a sharply enhanced risk of Huntington"s disease (HD). polyglutamine 32-37 huntingtin Rattus norvegicus 52-62 27271685-1 2016 Expansion of the polyglutamine (polyQ) track of the Huntingtin (HTT) protein above 36 is associated with a sharply enhanced risk of Huntington"s disease (HD). polyglutamine 32-37 huntingtin Rattus norvegicus 64-67 27271685-3 2016 One hypothesis is that polyQ expansion induces an alternative, toxic conformation in the HTT exon1 monomer. polyglutamine 23-28 huntingtin Rattus norvegicus 89-92 27271685-7 2016 We find that, in vitro, mutant HTT exon1 peptides engage in polyQ repeat length dependent dimer and tetramer formation, followed by time dependent formation of diffusible spherical and fibrillar oligomers and finally by larger, sedimentable amyloid fibrils. polyglutamine 60-65 huntingtin Rattus norvegicus 31-34