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) Cofactor arrangement in a cytochrome c oxidase (PDB: 2YEV) and the structure of binuclear heme a3/CuB center (BNC). (b) General catalytic cycle of CcO and important intermediates involved (R, A, PM, F, O, and E). This mechanism is produced according to the catalytic cycles shown in refs (561) and (562).
