bA525O21.1 (coagulation factor XIII, A1 polypeptide),coagulation factor XIII A chain,coagulation factor XIII, A polypeptide,coagulation factor XIII, A1 polypeptide,coagulation factor XIIIa,F13A,factor XIIIa,fibrin stabilizing factor, A subunit,fibrinoligase,FSF, A subunit,protein-glutamine gamma-glutamyltransferase A chain,TGase,transglutaminase A chain,transglutaminase. plasma.
Factor XIII is activated by thrombin and calcium ion to a transglutaminase that catalyzes the formation of gamma-glutamyl-epsilon-lysine cross-links between fibrin chains, thus stabilizing the fibrin clot. Also cross-link alpha-2-plasmin inhibitor, or fibronectin, to the alpha chains of fibrin.
