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.
Individual structures from separate trajectories are overlaid to show the large motions in the CTD, clearly indicating why this region is not well ordered in the crystal electron density map. See also Supplementary Movie 1.
