3.4.22.B50	PLP2-MP1 precursor polyprotein + H2O	-	Alphacoronavirus	MP1 + ?	-	?	385562	
3.4.22.B50	RELNGGAVTRYV + H2O	12 mer oligopeptide containing Gly180-Ala181, 5% cleavage	Alphacoronavirus	AVTYRV + RELNGG	-	?	385671	
3.4.22.B50	ubiquitin-7-amido-4-methylcoumarin + H2O	-	Alphacoronavirus	?	-	?	385871	
3.4.22.B50	Z-LRGG-7-amido-4-methylcoumarin + H2O	-	Alphacoronavirus	?	-	?	385964	
3.4.22.B50	(E-EDANS)RELNGGAPI(K-DABCYL)S + H2O	-	Alphacoronavirus SARS-CoV	?	-	?	383468	
3.4.22.B50	Abz-FRLKGGAPIKGV-N-(2,4-dinitrophenyl)-ethylenediamine + H2O	fluorogenic substrate	Alphacoronavirus SARS-CoV	?	-	?	384049	
3.4.22.B50	BCoV substrate	-	Alphacoronavirus SARS-CoV	?	-	?	384255	
3.4.22.B50	branched polyubiquitin chains + H2O	-	Alphacoronavirus SARS-CoV	?	-	?	384371	
3.4.22.B50	diubiquitin + H2O	-	Alphacoronavirus SARS-CoV	?	-	?	384619	
3.4.22.B50	FRLKGGAPIKGV	12 mer oligopeptide containing Gly818-Ala819, 100% cleavage	Alphacoronavirus SARS-CoV	?	-	?	384728