Phrixotoxin-1 (TFA), from the venom of the theraphosid spiderPhrixotrichus auratus, is a specific peptide inhibitor of Kv4potassium channel.
References:
[1]. Benjamin Chagot, et al. Solution structure of Phrixotoxin 1, a specific peptide inhibitor of Kv4 potassium channels from the venom of the theraphosid spiderPhrixotrichus auratus. Protein Sci. 2004, 13, 5.
[2]. Grit Schaarschmidt, et al. Characterization of Voltage-Gated Potassium Channels in Human Neural Progenitor Cells. PLoS One. 2009, 4, 7.
















