PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23149596-8 2012 The V2 region of ORF1 showed an elevated dN and a low dS when compared to the ORF1 background with an average dN/dS 3.0 indicative of positive selection. dn 41-43 ORF1 Homo sapiens 17-21 23149596-8 2012 The V2 region of ORF1 showed an elevated dN and a low dS when compared to the ORF1 background with an average dN/dS 3.0 indicative of positive selection. dn 110-112 ORF1 Homo sapiens 17-21