	BDS-1 shares structural homology with the toxin BDS-2, which belongs to the same type-3 peptide family. It also displays around 24–26% identity with toxins AsI (ATX-I), AsII (ATX-II), and AsV (ATX-V) from "Anemonia sulcata" and AxI (AP-A) from "Anthopleura xanthogrammica".