A sporulation signature protease is required for assembly of the spore surface layers, germination and host colonization in Clostridioides difficile. - Marini, Eleonora; Olivença, Carmen; Ramalhete, Sara; Aguirre, Andrea Martinez; Ingle, Patrick; Melo, Manuel N.; Antunes, Wilson; Minton, Nigel P.; Hernandez, Guillem; Cordeiro, Tiago N.; Sorg, Joseph A.; Serrano, Mónica; et al. (PLoS Pathogens, 2023)