... in the venom from Buthidae scorpions Pi1, Pi4, Pi7, HsTx1, OcKTx1–5, MTX and spinoxin have been isolated from the venom of the Scorpionidae, IsTx from the Ischnuridae, HgeTx1 from the Caraboctonidae, ... Caraboctonidae, and anuroctoxin from the Chactidae Therefore, HTX was the first example of such a peptide from the recently defined family of the Liochelidae [28] HTX has the highest sequence similarity ... for the binding to the voltage-gated K+ channels in a number of toxins [16,31,34,35] It was established that Kv channel toxins exerted their activity through the solvent-exposed face of their...