Impairs hemostasis in the envenomed animal. Disintegrin: inhibit platelet aggregation induced by ADP, thrombin, platelet-activating factor and collagen. Acts by inhibiting fibrinogen interaction with platelet receptors GPIIb/GPIIIa (ITGA2B/ITGB3) (By similarity). Monomer. Expressed by the venom gland. Belongs to the venom metalloproteinase (M12B) family. P-II subfamily. P-IIa sub-subfamily.