An official website of the United States government
Here's how you know
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.
Cartoon representations of known ERAP1/2 crystal structures. Domain I is shown in cyan, domain II in green, domain III in orange and IV in magenta. Note the repositioning of domain IV relative to domains I and II in the “open” versus the “closed” conformations.