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.
Electrostatic potential (upper panel) on the molecular surface of barnase (left) and barstar (right) calculated from conventional numerical solutions of the Poisson equation (εp = 2; εw = 78). Positions of maxima (blue) and minima (red) and non-polar centers (green) are calculated from Eq. (5) and (6) (lower panel).
