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.
(a) The central picture represents the molecular docking. In orange is Trp214. The piperine molecules are in green (site 1), in purple (site 2), and in red (site 3). Frame (b) represents site 1, (c) site 2, and (d) site 3, with dotted lines indicating the hydrogen bonds.
