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 role of the G–U pairs flanking G926. The G925–U1391 and G927–U1390 pairs project their two-amino group into the minor groove of helix 28, where they H-bond to phosphates 1503 and 1532, respectively, likely stabilizing the position of the bulged G926.
