PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24497632-1 2014 A previous study from our laboratory reported a preferential conservation of arginine relative to lysine in the C-terminal tail (CTT) of HIV-1 envelope (Env). CTTHWGFTLC peptide 129-132 Envelope surface glycoprotein gp160, precursor Human immunodeficiency virus 1 153-156 24497632-8 2014 These results provide for the first time a functional explanation to the preferred incorporation of arginine, relative to lysine, in the CTT of HIV-1 Env. CTTHWGFTLC peptide 137-140 Envelope surface glycoprotein gp160, precursor Human immunodeficiency virus 1 150-153