| Synonyms: | APETx2;2-[2-[[1-[2-[[52-[2-[[2-[(2-aminoacetyl)amino]-3-hydroxybutanoyl]amino]propanoylamino]-34-(4-aminobutyl)-40-(2-amino-2-oxoethyl)-19,69-dibenzyl-28-butan-2-yl-13,75,96-tris(3-carbamimidamidopropyl)-99-(carboxymethyl)-2~{a},60,87-tris(1-hydroxyethyl)-4,37,49,81-tetrakis(hydroxymethyl)-16,25,72,90-tetrakis[(4-hydroxyphenyl)methyl]-22-(1~{H}-indol-3-ylmethyl)-66-(2-methylpropyl)-1~{a},3,4~{a},6,10~{a},12,15,17~{a},18,21,24,27,30,33,36,39,42,45,48,51,59,62,65,68,71,74,77,80,83,86,89,92,95,98-tetratriacontaoxo-12~{a},13~{a},19~{a},20~{a},54,55-hexathia-~{a},2,3~{a},5,9~{a},11,14,16~{a},17,20,23,26,2;APETx2 USP/EP/BP;Cys20-Cys38);Cys6-Cys30;H-Gly-Thr-Ala-Cys-Ser-Cys-Gly-Asn-Ser-Lys-Gly-Ile-Tyr-Trp-Phe-Tyr-Arg-Pro-Ser-Cys-Pro-Thr-Asp-Arg-Gly-Tyr-Thr-Gly-Ser-Cys-Arg-Tyr-Phe-Leu-Gly-Thr-Cys-Cys-Thr-Pro-Ala-Asp-OH(Disulfide bridge：Cys4-Cys37;APETx2, ASIC3 channel blocker;APETx2, Anthopleura elegantissima, Recombinant, E. coli |