nonhemorrhagic fibrinolytic protease from Western diamondback rattlesnake (Crotalus atrox) venom: an Aalpha, Bbeta fibrinogenase, cleaves alpha chain of fibrinogen first followed by beta chain and shows no effect on gamma chain; consists of a single nonglycosylated polypeptide chain; MW: 23,500; amino acid sequence given in second source; GenBank S77086; does not inhibit platelet aggregation
