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 view of the OPG domain structure. The N-terminal cysteine-rich domains (CRD1–4) are responsible for RANKL binding. The structure and exact function of the two death domains (D1 and D2) and the last C-terminal domain (Tail) are largely unknown. Amino acid numbering is based on mouse OPG.
