TRIF- and TRAM-mediated compartmental TLR4 signaling initiates expulsion of UPEC
Exocyst complex is mobilized by TLR4 signaling to directly export intracellular UPEC
TRAF3 interacts with RalGDS, which activates exocyst complex assembly via RalB GTPase
Accurate expulsion depends on RalGDS sensing K33-linked ubiquitination on TRAF3