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.
Superposition of the x-ray structure of the complexed TATA box (red) with the stretched model conformation of an oligomer with an identical base sequence (blue) for (a) the central TATA sequence and (b) the 12 bp of the bound duplex. The upper view is into the minor groove.
