Has hemolytic activity under low-lecithin conditions (PubMed:17277458). Has low cytotoxic activity (By similarity). Inhibits the expression of VEGF and bFGF in human non-small-cell lung cancer cell line NCI-H1299 in a dose-dependent manner (PubMed:17277458). Expressed by the venom gland. Contains 4 disulfide bonds. LD(50) is 9.7 mg/kg by intravenous injection into mice. Is classified as a P-type cytotoxin, since homologs have a proline residue at position 31. Belongs to the snake three-finger toxin family. Short-chain subfamily. Orphan group XV sub-subfamily.