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SNX-482

Names

[ CAS No. ]:
203460-30-4

[ Name ]:
SNX-482

Biological Activity

[Description]:

SNX-482, a peptidyl toxin of the spider Hysterocrates gigas, is a potent, high affinity, selective and voltage-dependent R-type CaV2.3 channel blocker with an IC50 of 30 nM. SNX-482 has antinociceptive effect[1][2][3].

[Related Catalog]:

Signaling Pathways >> Membrane Transporter/Ion Channel >> Calcium Channel
Research Areas >> Neurological Disease

[Target]

IC50: 30 nM (CaV2.3 channel)[2]


[References]

[1]. R Newcomb, et al. Selective peptide antagonist of the class E calcium channel from the venom of the tarantula Hysterocrates gigas. Biochemistry. 1998 Nov 3;37(44):15353-62.

[2]. E Bourinet, et al. Interaction of SNX482 with domains III and IV inhibits activation gating of alpha(1E) (Ca(V)2.3) calcium channels. Biophys J. 2001 Jul;81(1):79-88.

[3]. Elizabeth A Matthews, et al. The Cav2.3 calcium channel antagonist SNX-482 reduces dorsal horn neuronal responses in a rat model of chronic neuropathic pain. Eur J Neurosci. 2007 Jun;25(12):3561-9.

Chemical & Physical Properties

[ Molecular Formula ]:
C192H274N52O60S7

Related Compounds