Table 1. Effect of sTF, sTF-annexin V,... | American Society of Hematology

Table 1.

Effect of sTF, sTF-annexin V, and sTFAA-annV on the rate of factor X activation by factor VIIa

Cofactor	Vmax, nM × min^–1	K_m, nM	k_cat, s^–1	k_cat/K_m, μM^–1s^–1
TF	0.71 ± 0.008	46 ± 1	2.37	51.5
sTF-annV	0.66 ± 0.03	64 ± 7	2.2	34.4
sTFAA-annV	0.71 ± 0.06	389 ± 58	2.37	6.1

Cofactor	Vmax, nM × min^–1	K_m, nM	k_cat, s^–1	k_cat/K_m, μM^–1s^–1
TF	0.71 ± 0.008	46 ± 1	2.37	51.5
sTF-annV	0.66 ± 0.03	64 ± 7	2.2	34.4
sTFAA-annV	0.71 ± 0.06	389 ± 58	2.37	6.1