In bacteria, type III secretion systems (T3SS) allow the direct transport of protein across membranes, and related elements of a sorting platform facilitate hierarchical secretion of protein substrates. Here, the authors illustrate the mechanism of selective assembly of the T3SS sorting platforms in injectisome and flagellar systems.
- Ryan Q. Notti
- Shibani Bhattacharya
- C. Erec Stebbins