產品詳情
簡單介紹:
rBmKTX
詳情介紹:
Sequence | VGINVKCKHS GQCLKPCKDA GMRFGKCING KCDCTPK. |
Specificity | Voltage-gated channel (Kv1.3) blocker. rBmKTX blocks Kv1.3 channels with IC50 of 019 nM. |
Characteristics |
Source: Mesobuthus Martensii (Buthus martensii). Molecular formula: C169H274N52O47S7. Disulfide bonds between Cys7-Cys27, Cys13-Cys32, and Cys17-Cys34. |
Purity | > 98 % |
Background | BmKTX inhibits Kv1.3 channels heterologously expressed in HEK-293 cells. Kv1.3 channel currents, before and after application of 100pM BmKTX. Kv1.3 channel currents were elicited by depolarizing the voltage steps of 200 ms from the holding potential -80 mV to +50 mV. |
Molecular Weight | 3962 |
Application Notes | 0.1-1nM |
Comment |
K+ channel toxin -KTx 3.6 |
Restrictions | For Research Use only |
Format | Lyophilized |
Reconstitution |
Any aqueous buffer. Centrifuge all product preparations before use (10000 x g 5 min). Concentration after reconstitution: Dissolving 50g in 1.262ml will provide a stock solution of 10 M. |
Handling Advice | Soluble in Water. |
Supplier Images |
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Product cited in: |
Renisio, Romi-Lebrun, Blanc, Bornet, Nakajima, Darbon: "Solution structure of BmKTX, a K+ blocker toxin from the Chinese scorpion Buthus Martensi." in: Proteins, Vol. 38, Issue 1, pp. 70-8, 2000 (PubMed).
Dai, Wu, Gu, Lan, Ling, Chi: "Genomic organization of three novel toxins from the scorpion Buthus martensi Karsch that are active on potassium channels." in: The Biochemical journal, Vol. 346 Pt 3, pp. 805-9, 2000 (PubMed). Romi-Lebrun, Lebrun, Martin-Eauclaire, Ishiguro, Escoubas, Wu, Hisada, Pongs, Nakajima: "Purification, characterization, and synthesis of three novel toxins from the Chinese scorpion Buthus martensi, which act on K+ channels." in: Biochemistry, Vol. 36, Issue 44, pp. 13473-82, 1997 (PubMed). |