PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21128886-3 2010 The primary target for nAbs on HIV-1 is the envelope glycoprotein spike (Env). nabs 23-27 Envelope surface glycoprotein gp160, precursor Human immunodeficiency virus 1 73-76 21128886-7 2010 Increased understanding of antibody epitope exposure on Env should provide new impulses for efforts to elicit nAbs that can protect against HIV-1 infection. nabs 110-114 Envelope surface glycoprotein gp160, precursor Human immunodeficiency virus 1 56-59