UFSP2 Polyclonal Antibody for Western Blot, ICC/IF, IHC (P), ELISA Ubiquitin-fold modifier 1 (Ufm1)-specific protease 2 (UfSP2) is a cysteine protease that is responsible for the release of Ufm1 from Ufm1-conjugated cellular proteins, as well as for the