3.4.22.B50 Dabcyl-FRLKGGAPIKGV-Edans + H2O SARS-CoV-derived substrate porcine epidemic diarrhea virus ? - ? 449825 3.4.22.B50 diubiquitin + H2O - Alphacoronavirus ? - ? 384619 3.4.22.B50 diubiquitin + H2O - Alphacoronavirus SARS-CoV ? - ? 384619 3.4.22.B50 FRLKGG-4-nitroanilide + H2O - Severe acute respiratory syndrome-related coronavirus FRLKGG + 4-nitroaniline - ? 431859 3.4.22.B50 FRLKGGAPIKGV 12 mer oligopeptide containing Gly818-Ala819, 100% cleavage Alphacoronavirus ? - ? 384728 3.4.22.B50 FRLKGGAPIKGV 12 mer oligopeptide containing Gly818-Ala819, 100% cleavage Alphacoronavirus SARS-CoV ? - ? 384728 3.4.22.B50 FTKLAGGKISFS + H2O - Human coronavirus NL63 FTKLAG + GKISFS - ? 417951 3.4.22.B50 Gelatin + H2O - Tabernaemontana divaricata ? - ? 16570 3.4.22.B50 ISG15-nsp2-fusion protein + H2O - Alphacoronavirus ? - ? 384933 3.4.22.B50 ISG15-nsp2-fusion protein + H2O - Alphacoronavirus SARS-CoV ? - ? 384933