An official website of the United States government
Here's how you know
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 sequences and predicted secondary structures of the various designed PP7 translational operator variants used in this study. The bulge variants are shown in (A), the loop variants in (B) and the stem variants in (C).