Scheme 1.
Mechanism of A) NCL and B) auxiliary‐mediated peptide ligation. Structure of C) reported auxiliaries and D) the new 2‐mercapto‐2‐(pyridin‐2‐yl)ethyl‐(MPyE)‐auxiliary.
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.