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) Monomer structure of ClFabI in apoform with secondary structure labeled. α-Helices are shown as cylinder, 310 helices are labeled η, and β-sheets are shown as flat arrows. (b) Structure of a hexamer; Chains A–F are labeled and shown in different colors.
