3.4.22.10 Sda1 + H2O - 3.4.22.10 Slr + H2O - 3.4.22.10 SmeZ + H2O - 3.4.22.10 SpeBz + H2O auto-cleavage sites are AIK-A, KVN-L, QIK-E, TYA-G, and EIK-Q 3.4.22.10 streptococcal mitogenic exotoxin Z + H2O - 3.4.22.10 streptokinase + H2O - 3.4.22.10 streptolysin O + H2O - 3.4.22.10 urokinase receptor + H2O cleavage site is close to the GPI anchor 3.4.22.10 Vitronectin + H2O -