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.
Free energy surface of Aβ(16–22) dimer at 310 K obtained from REMD-OPEP simulation. The two reaction coordinates used are the cosine of the angle between the two chains and the extended status of the two chains. The structures A–H of low free energy (in kcal/mol) are shown.
