3.4.22.55 0.025 - Ac-VDVAD-7-amido-4-trifluoromethylcoumarin pH 6.5, 22°C, wild-type enzyme 717846 3.4.22.55 0.053 - acetyl-VDVAD-4-nitroanilide pH 6.2, 30°C 647471 3.4.22.55 0.15 - acetyl-VDVADGW-amide pH 6.2, 30°C 647471 3.4.22.55 0.53 - acetyl-VDQQD-4-nitroanilide pH 6.2, 30°C 647471