Snake venom serine protease that has fibrinogenolytic activities by hydrolyzing the beta chain of fibrinogen (FGB). Typical arginine esterase which hydrolyzes esters and amides of arginine. Inhibited by diisopropylfluorophosphate (DFP) and PMSF. Monomer. Expressed by the venom gland. Glycosylated. Contains 23.0% of hexoses, 8.3% of hexosamines and 1.0% of sialic acids. Belongs to the peptidase S1 family. Snake venom subfamily.