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.
Self-Reporting system: Phosphorylation of tyrosine reduces its ability to quench the fluorescence of a nearby fluorophore. Dax represents either a Dap or Dab residue (see Figure 2 for structures) and Xaa an amino acid of the consensus sequence.
