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.
Schematic of the sactipeptides subtilosin A, sporulation killing factor (SKF), and the two peptides, Trnα and Trnβ. The sulfur to α-carbon thioether crosslinks are highlighted in blue. The sidechains of the accepting residues remain unchanged.
