Activation of the Plasmodium egress effector subtilisin-like protease 1 is achieved by plasmepsin X destruction of the propiece.
S. Mukherjee, A. S. Nasamu, K. Rubiano, D. Goldberg
This paper identifies that plasmepsin X (PM X) activates Plasmodium subtilisin-like protease 1 (SUB1) by cleaving its inhibitory propiece, enabling SUB1 to function without requiring conversion to its p47 form.
bioRxiv · Jan 13, 2023 · PreprintMicrobiology