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.
Polymyxin B pharmacophore model. Red location spheres indicate positive charge property. Hydrophobic property is represented by cyan location spheres. Hydrogen bond donor vectors are shown in purple. The polymyxin backbone is shown in ball and stick representation.
