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 channel to the active site in a the closed and open form. The coloring scheme is consistent to both pictures: white, Arg106; dark blue, loop residues except Arg106 (98:105 and 107:110); red, Asn138, Arg169, His193, and Thr248; and light blue, rest of the protein. Arg106 is displaced 5.64 Å from its position in the active site into the surface of the protein.
