PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19793809-9 2009 The dN/dS ratio estimates were also different, especially for the env gene, with subtype G showing the lowest dN/dS ratio of all subtypes. dn 4-6 endogenous retrovirus group K member 20 Homo sapiens 66-69 19793809-9 2009 The dN/dS ratio estimates were also different, especially for the env gene, with subtype G showing the lowest dN/dS ratio of all subtypes. dn 110-112 endogenous retrovirus group K member 20 Homo sapiens 66-69