SNX-482

发表于由

SNX-482;

SNX-482，是蜘蛛 Hysterocrates gigas 中的肽基毒素，是一种有效的，高亲和力，选择性和电压依赖性 R 型 CaV2.3 通道阻滞剂，IC50 为 30 nM。SNX-482 可用于缓解疼痛的研究。

SNX-482amp;;

SNX-482 Chemical Structure

CAS No. : 203460-30-4

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生物活性

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].

IC50 Target

IC50: 30 nM (CaV2.3 channel)[2]
分子量

4495.00

Formula

C192H274N52O60S7
CAS 号

203460-30-4
Sequence

Gly-Val-Asp-Lys-Ala-Gly-Cys-Arg-Tyr-Met-Phe-Gly-Gly-Cys-Ser-Val-Asn-Asp-Asp-Cys-Cys-Pro-Arg-Leu-Gly-Cys-His-Ser-Leu-Phe-Ser-Tyr-Cys-Ala-Trp-Asp-Leu-Thr-Phe-Ser-Asp (Disulfide bridge:Cys7-Cys21;Cys14-Cys26;Cys20-Cys33)
Sequence Shortening

GVDKAGCRYMFGGCSVNDDCCPRLGCHSLFSYCAWDLTFSD (Disulfide bridge:Cys7-Cys21;Cys14-Cys26;Cys20-Cys33)
运输条件

Room temperature in continental US; may vary elsewhere.
储存方式

Please store the product under the recommended conditions in the Certificate of Analysis.
参考文献

  • [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.