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.
Latch domain, β-sandwich domain, Stem domain and rim domain are colored in pale cyan, cyan, red and magenta, respectively. Glycerol molecules are shown as sticks. Zinc molecules are depicted as yellow balls. Figures 1–4 are produced with PyMol.
