3.4.22.61	0.00005	-	acetyl-IETD-aldehyde	IC50: 50 nM, covalently modifies the active site C360	647441	
3.4.22.61	0.00033	-	4-[5-([(3S)-1-[(2,6-dichlorobenzoyl)oxy]-2,5-dioxohexan-3-yl]carbamoyl)-1,3-dioxo-8-(thiophen-2-yl)-5,8-dihydro-1H-[1,2,4]triazolo[1,2-a]pyridazin-2(3H)-yl]butanoic acid	pH 7.2, 25°C	717272	
3.4.22.61	0.00045	-	N-benzyloxycarbonyl-VAD-fluoromethylketone	pH 7.2, 25°C	717272	
3.4.22.61	0.00132	-	(3S)-3-([[2-(3-carboxypropyl)-8-(2-[[(4-chlorophenyl)acetyl]amino]ethyl)-1,3-dioxo-2,3,5,8-tetrahydro-1H-[1,2,4]triazolo[1,2-a]pyridazin-5-yl]carbonyl]amino)-5-[(2,6-dichlorobenzoyl)oxy]-4-oxopentanoic acid	pH 7.2, 25°C	717272	
3.4.22.61	0.00152	-	(3S)-3-([[2-(3-carboxypropyl)-1,3-dioxo-8-[2-[(thiophen-2-ylacetyl)amino]ethyl]-2,3,5,8-tetrahydro-1H-[1,2,4]triazolo[1,2-a]pyridazin-5-yl]carbonyl]amino)-5-[(2,6-dichlorobenzoyl)oxy]-4-oxopentanoic acid	pH 7.2, 25°C	717272	
3.4.22.61	0.0031	-	(3S)-3-([[2-(3-carboxypropyl)-1,3-dioxo-8-(pyridin-3-yl)-2,3,5,8-tetrahydro-1H-[1,2,4]triazolo[1,2-a]pyridazin-5-yl]carbonyl]amino)-5-[(2,6-dichlorobenzoyl)oxy]-4-oxopentanoic acid	pH 7.2, 25°C	717272	
3.4.22.61	0.00354	-	(3S)-3-([[2-(3-carboxypropyl)-1,3-dioxo-8-(2-phenylethyl)-2,3,5,8-tetrahydro-1H-[1,2,4]triazolo[1,2-a]pyridazin-5-yl]carbonyl]amino)-5-[(2,6-dichlorobenzoyl)oxy]-4-oxopentanoic acid	pH 7.2, 25°C	717272	
3.4.22.61	0.00357	-	(3S)-3-([[2-[2-[(cyclohexylcarbonyl)amino]ethyl]-7-(cyclohexylmethyl)-1,3-dioxo-2,3,5,8-tetrahydro-1H-[1,2,4]triazolo[1,2-a]pyridazin-5-yl]carbonyl]amino)-5-[(2,6-dichlorobenzoyl)oxy]-4-oxopentanoic acid	pH 7.2, 25°C	717272	
3.4.22.61	0.00363	-	(3S)-5-[(2,6-dichlorobenzoyl)oxy]-3-[([1,3-dioxo-2-[2-(1H-tetrazol-5-yl)ethyl]-2,3,5,7,8,9,10,10a-octahydro-1H-[1,2,4]triazolo[1,2-a]cinnolin-5-yl]carbonyl)amino]-4-oxopentanoic acid	pH 7.2, 25°C	717272	
3.4.22.61	0.00644	-	(3S)-3-([[2-[2-[(1H-benzimidazol-6-ylcarbonyl)amino]ethyl]-7-(cyclohexylmethyl)-1,3-dioxo-2,3,5,8-tetrahydro-1H-[1,2,4]triazolo[1,2-a]pyridazin-5-yl]carbonyl]amino)-5-[(2,6-dichlorobenzoyl)oxy]-4-oxopentanoic acid	pH 7.2, 25°C	717272	
3.4.22.61	0.00927	-	(3S)-3-[[(2-[4-carboxy-2-[(phenylacetyl)amino]butyl]-1,3-dioxo-2,3,5,7,8,9,10,10a-octahydro-1H-[1,2,4]triazolo[1,2-a]cinnolin-5-yl)carbonyl]amino]-5-[(2,6-dichlorobenzoyl)oxy]-4-oxopentanoic acid	pH 7.2, 25°C	717272