Factor XII, Coagulation factor XII, Factor XII heavy chain, Coagulation factor XIIa heavy chain, F12, F12 deficiency, FA12_HUMAN, Factor XII deficiency, HAE3, HAEX, HAF, HAF deficiency, Hageman factor, Coagulation factor XIIa heavy chain.
This gene encodes coagulation factor XII which circulates in blood as a zymogen. This single chain zymogen is converted to a two-chain serine protease with an heavy chain (alpha-factor XIIa) and a light chain. The heavy chain contains two fibronectin-typ