Sequence alignment of Pa-AMP-1 with eight proteins of known three-dimensional structure. AXH, Atracotoxin-HVI, a Blue Mountains funnel-web spider toxin; HWT, huwentoxin-I, a Chinese bird spider (Selenoicosmia huwena) toxin; AGG, ω-agatoxin-IVb, a funnel-web spider toxin that is a P-type calcium channel antagonist; EIT, μ-atatoxin-I, a Blue Mountains funnel-web toxin that is a sodium channel blocker; OMN, ω-conotoxin-MVIIc, a magus cone toxin that is a P-type calcium channel antagonist; OMG, ω-conotoxin-MVIIa, a Magus cone toxin that is a P-type calcium channel antagonist; GUR, gurmarin, a sweet-taste-suppressing protein from Gymnema sykvestre. The structures of all listed proteins can be accessed in the PDB with the three letter codes.