AmmTX3 is a member of the α-KTX15 subfamily. This subfamily currently exists of six very homologous peptides, originating from scorpion venom: Aa1, AaTX1, AaTX2, AmmTX3, BmTx3 and Discrepin. Toxins of the α-KTX15 subfamily all seem to have an effect on the A-type potassium current.
