Differential targeting of human pyroptotic Caspase-5 and Caspase-4 by Shigella OspC2 and OspC3
Kyungsub Kim, Marcos Antonio Valdespino Diaz, Rowan Karr, Michele E. Muscolo, Lisa Goers, Truelian Yu, Tera C. Levin, Jonathan N. Pruneda, Cammie F. Lesser
This paper identifies OspC2 and OspC3 as Shigella effectors that specifically target Caspase-5 and Caspase-4, respectively, through their PCS domains, revealing evolutionary adaptations in host and pathogen interactions.
mBio · Feb 18, 2026Peer-reviewedMicrobiology