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.
Multiple sequence alignments of RacE. The catalytic cysteines are highlighted in purple and all other strictly conserved residues are highlighted in yellow. The black bar connecting D37 and Y43 (B. anthracis RacE2 sequence numbering) denotes a hydrogen bond that is responsible for maintaining the positioning of loop 4, which is important for substrate recognition.
