221872-97-5

221872-97-5 structure

Name: Phrixotoxin-1
Chemical Name: Phrixotoxin-1
CAS Number: 221872-97-5
Molecular Formula: C₁₅₆H₂₄₆N₄₄O₃₇S₇
Molecular Weight: 3554.4
Catalog: Signaling Pathways Membrane Transporter/Ion Channel Potassium Channel
Create Date: 2018-07-10 02:49:33
Modify Date: 2025-09-18 20:17:58
Phrixotoxin 1, from the venom of the theraphosid spider Phrixotrichus auratus, is a specific peptide inhibitor of Kv4 potassium channel[1][2].

Name	Phrixotoxin-1

Description	Phrixotoxin 1, from the venom of the theraphosid spider Phrixotrichus auratus, is a specific peptide inhibitor of Kv4 potassium channel[1][2].
Related Catalog	Research Areas >> Neurological Disease Signaling Pathways >> Membrane Transporter/Ion Channel >> Potassium Channel
Target	Kv4[2]
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 spider Phrixotrichus auratus. Protein Sci. 2004 May;13(5):1197-208. [2]. Grit Schaarschmidt, et al. Characterization of Voltage-Gated Potassium Channels in Human Neural Progenitor Cells. PLoS One. 2009 Jul 8;4(7):e6168. [3]. Ryota Imai, et al. Excitability of oxytocin neurons in paraventricular nucleus is regulated by voltage-gated potassium channels Kv4.2 and Kv4.3. Biosci Biotechnol Biochem. 2019 Feb;83(2):202-211.