Cat. No. 3563
Alternative Name: MgTX
Biological ActivityPotent KV1.3 channel blocker (IC50 = 36 pM). Displays no effect at calcium-activated channels. Reduces VEGF-induced transmembrane calcium influxes and nitric oxide production in human endothelial cells.
(Modifications: Disulfide bridge between 7 - 29, 13 - 34, 17 - 36)
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Certificate of Analysis / Product Datasheet / Safety Datasheet
References are publications that support the products' biological activity.
Erdogan et al (2005) Margatoxin inhibits VEGF-induced hyperpolarization, proliferation and nitric oxide production of human endothelial cells. J.Vasc.Res. 42 368. PMID: 16043967.
Garcia-Calvo et al (1993) Purification, characterization, and biosynthesis of Margatoxin, a component of Centruroides margaritatus venom that selectively inhibits voltage-dependent potassium channels. J.Biol.Chem. 268 18866. PMID: 8360176.
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Citations are publications that use Tocris products.
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Keywords: Margatoxin, supplier, Kv1.3, channel, blocker, voltage-gated, potassium, channels, MgTX, MTX, venoms, Tocris Bioscience, Voltage-gated Potassium (KV) Channel Blocker products