Figure 1.
C97ZA012 gp140 sequence showing locations of conserved (C1–C5) and variable (V1–V5) regions, potential N- and O-linked glycosylation sites, and cysteine residues. Sequence positions were standardized using the reference HIV-1 strain, HXB2.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.