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.
Sequential series of structural intermediates in the substrate translocation path (STP) modeled with Motion Planning, superimposed on the OfCC and IfCC crystal structures. Each monomer is represented in the reference frame of the trimerization domain. Transport and trimerization domains are shown as orange and green ribbons, respectively; the TM3–4 loop is colored in blue.
