MM3122 is a selective inhibitor of host cell serine protease TMPRSS2 (transmembrane protease serine 2) with IC50 of 0.34 nM against recombinant full-length TMPRSS2 protein.
[1] Mahoney M, et al. Proc Natl Acad Sci U S A. 2021 Oct 26;118(43):e2108728118.
















