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.
Electron micrographs and interpretive diagrams of CD4-γ2 and CD4-IgG2 in complex with monomeric recombinant HIV-1JR-FL gp120. Bar = 50 nm. (A) CD4-γ2 and gp120; (B) CD4-γ2, gp120, and anti-Fc MAb; (C) CD4-IgG2 and gp120; (D) CD4-IgG2, gp120, and anti-Fc MAb.
