Agitoxin-2;
Agitoxin-2 是 K+ 通道的阻断剂,其对 mKV1.3 和 mKV1.1 的 IC50 值分别为 201 pM 和 144 pM。
Agitoxin-2 Chemical Structure
CAS No. : 168147-41-9
规格 |
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是否有货 |
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100 mg |
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询价 |
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250 mg |
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询价 |
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500 mg |
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询价 |
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* Please select Quantity before adding items.
生物活性 |
Agitoxin-2 is a K+ channel inhibitor, with IC50 values of 201 pM and 144 pM for mKV1.3 and mKV1.1, respectively)[1][2].
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分子量 |
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Formula |
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CAS 号 |
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Sequence Shortening |
GVPINVSCTGSPQCIKPCKDAGMRFGKCMNRKCHCTPK (Disulfide bridge:Cys8-Cys28;Cys14-Cys33;Cys18-Cys35)
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运输条件 |
Room temperature in continental US; may vary elsewhere.
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储存方式 |
Please store the product under the recommended conditions in the Certificate of Analysis.
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Solvent Solubility |
In Vitro:;
H2O
Peptide Solubility and Storage Guidelines:
1.;;Calculate the length of the peptide.
2.;;Calculate the overall charge of the entire peptide according to the following table:
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Contents |
Assign value |
Acidic amino acid |
Asp (D), Glu (E), and the C-terminal -COOH. |
-1 |
Basic amino acid |
Arg (R), Lys (K), His (H), and the N-terminal -NH2 |
+1 |
Neutral amino acid |
Gly (G), Ala (A), Leu (L), Ile (I), Val (V), Cys (C), Met (M), Thr (T), Ser (S), Phe (F), Tyr (Y), Trp (W), Pro (P), Asn (N), Gln (Q) |
0 |
3.;;Recommended solution:
Overall charge of peptide |
Details |
Negative (lt;0) |
1.;;Try to dissolve the peptide in water first. 2.;;If water fails, add NH4OH (lt;50 μL). 3.;;If the peptide still does not dissolve, add DMSO (50-100 μL) to solubilize the peptide. |
Positive (gt;0) |
1.;;Try to dissolve the peptide in water first. 2.;;If water fails, try dissolving the peptide in a 10%-30% acetic acid solution. 3.;;If the peptide still does not dissolve, try dissolving the peptide in a small amount of DMSO. |
Zero (=0) |
1.;;Try to dissolve the peptide in organic solvent (acetonitrile, methanol, etc.) first. 2.;;For very hydrophobic peptides, try dissolving the peptide in a small amount of DMSO, and then dilute the solution with water to the desired concentration. |
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参考文献 |
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[1]. M L Garcia, et al. Purification and characterization of three inhibitors of voltage-dependent K+ channels from Leiurus quinquestriatus var. hebraeus venom. Biochemistry. 1994 Jun 7;33(22):6834-9.
[2]. Raveendra Anangi, et al. Recombinant expression of margatoxin and agitoxin-2 in Pichia pastoris: an efficient method for production of KV1.3 channel blockers.
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