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.
Inter and intra-domain disulfide linkages in DBL domains. For all DBL domains, only sub-domain I and II share 1 inter-domain disulfide linkage whereas there are no inter-domain linkages between sub-domains I and III and sub-domains II and III.
