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) Anisotropic, rod-shape proteins pack efficiently on a cylindrical membrane. (B) On a spherical vesicle, there are necessarily at least two aster-like packing defects (indicated by a red dot).
