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) Interaction between the Hao amino acids at the interface between dimers in the X-ray crystallographic structure of macrocyclic β-sheet peptide 3. (B) Hydrophobic core formed by the side chains of the V18, FI20, and V18′ residues, between the layers of the extended β-sheets in the X-ray crystallographic structure of macrocyclic β-sheet 3.
