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.
Ribbon model of the dimeric cytochrome bc1 complex. Colors identifying the subunits are given at the left margin. An as-yet-unassigned peptide is bound in a cavity formed by subunits core 1 and core 2 (16). Figs. 1 and 5 were prepared with the programs molscript (33) and setor (34), respectively.
