A self-limiting dimeric TIR effector specialised for type III CRISPR-mediated immunity
Yu Sun, Stephen A. McMahon, Silvia Snyowsky, Malcolm F. White
The paper describes a dimeric TIR effector, TSR1, that binds cA3 and degrades it to auto-limit its activity in type III CRISPR-mediated antiviral immunity.
bioRxiv · Sep 18, 2026 · PreprintMicrobiology