Table 1. Catalytic efficiencies (k_cat/K_m) of human (h) and murine (m) APC and variant APC-mediated proteolysis of the peptide substrate, S2366.

APC	kcat/Km (μM-1s-1)
hWT	0.22 ±0.02
hAPC(5A)	0.20 ±0.01
hAPC(36–39)	0.22 ±0.01
hAPC(Ca-ins)	0.17 ±0.02
mWT	0.22 ±0.03
mAPC(5A)	0.21 ±0.01
mAPC(36–39)	0.23 ±0.01
mAPC(Ca-ins)	0.17 ±0.02