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 consensus RSS sequence is shown, with the heptamer abutting the coding flank. The most highly conserved positions of the heptamer and nonamer are shaded in red, with conservation (percent) given below. Sequence conservation data are from (13).
