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 illustration of the protein complex involved in energy transduction from the cytoplasmic membrane to the outer membrane in Gram-negative bacteria. OM: outer membrane; PP: periplasmic space; CM: cytoplasmic membrane (modified from [97]).
