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.
(a) Needle-like crystals of wild-type AmtR grown to dimensions of 1 × 0.2 × 0.2 mm and diffraction pattern of the protein crystal, which diffracted to a maximum resolution of 2.54 Å. (b) Thin needles of selenomethionine-derivatized AmtR and associated diffraction pattern with a maximum resolution of 3.0 Å. The insets in both (a) and (b) show the high- and low-resolution limits.
