An official website of the United States government
Here's how you know
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.
Surface representation of NV 3CLpro:7m with neighboring residues colored yellow (nonpolar), cyan (polar), and white (weakly polar). A) View of the inhibitor in the S1/S2 pocket and B) the S4 pocket.