3.4.22.26 Ca2+ - 651435 3.4.22.26 Ca2+ required, 7 mM 651435 3.4.22.26 Cd2+ - 651435 3.4.22.26 Cd2+ required, 1 mM 651435 3.4.22.26 Mg2+ - 651435 3.4.22.26 Mg2+ required, 7 mM 651435 3.4.22.26 Mn2+ - 651435 3.4.22.26 Mn2+ required, 0.1 mM 651435 3.4.22.26 additional information intratumor cancer proagulant activity is significantly related with proliferating cell nuclear antigen expression, but not with Ki-67 expression 679638 3.4.22.26 additional information no activation with 0.005 mM cysteine and 4 mM KCN 30160