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.
The linker domain and its interaction with the AAA ring. The linker and its four helical subdomains (subdomains 1 and 4 are N- and C-terminal, respectively) are indicated, and the contact sites (<8 Å) with the AAA domains are shown in color on the space-filling model.
