Figure 1.
Probability distributions for the total number of mutations among the 41 drug-associated residues in HIV protease for sequences obtained from the PI0 (blue), PI1 (red), and PI2+ (green) cohorts.
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.