1. Membrane Transporter/Ion Channel
  2. Potassium Channel
  3. ShK-Dap22

ShK-Dap22 是一种有效的特异性 Kv1.3 免疫抑制多肽。 ShK-Dap22 是一种选择性 Kv1.3 通道阻滞剂,对 mKv1.3,mKv1.1,hKv1.6,mKv1.4,和 rKv1.2 通道的 IC50 分别为 23 pM,1.8 nM,10.5 nM,37 nM,和 39 nM。

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Custom Peptide Synthesis

ShK-Dap22 Chemical Structure

ShK-Dap22 Chemical Structure

CAS No. : 220384-25-8

1.  客户无需承担相应的运输费用。

2.  同一机构(单位)同一产品试用装仅限申领一次,同一机构(单位)一年内

     可免费申领三个不同产品的试用装。

3.  试用装只面向终端客户

规格 价格 是否有货
100 μg ¥6120
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500 μg 现货 询问价格 & 货期
1 mg 现货 询问价格 & 货期

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Customer Review

Other Forms of ShK-Dap22:

  • 生物活性

  • 纯度 & 产品资料

  • 参考文献

生物活性

ShK-Dap22 is a potent Kv1.3-specific immunosuppressive Polypeptide. ShK-Dap22 is a selective Kv1.3 channel blocker with IC50s of 23 pM, 1.8 nM, 10.5 nM, 37 nM, and 39 nM for mKv1.3, mKv1.1, hKv1.6, mKv1.4, and rKv1.2 channels, respectively[1].

体外研究
(In Vitro)

ShK-Dap22 suppresses T cell activation in vitro. ShK-Dap22, at subnanomolar concentrations, suppresses anti-CD3 induced human T-lymphocyte [3H]thymidine incorporation in vitro[1].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

分子量

4012.69

Formula

C166H268N54O48S7

CAS 号
Sequence

Arg-Ser-Cys-Ile-Asp-Thr-Ile-Pro-Lys-Ser-Arg-Cys-Thr-Ala-Phe-Gln-Cys-Lys-His-Ser-Met-{Dpr}-Tyr-Arg-Leu-Ser-Phe-Cys-Arg-Lys-Thr-Cys-Gly-Thr-Cys (Disulfide bridge:Cys3-Cys35;Cys12-Cys28;Cys17-Cys32)

Sequence Shortening

RSCIDTIPKSRCTAFQCKHSM{Dpr}YRLSFCRKTCGTC (Disulfide bridge:Cys3-Cys35;Cys12-Cys28;Cys17-Cys32)

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.

Solvent & Solubility
细胞实验: 

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:

  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 (<0) 1.  Try to dissolve the peptide in water first.
2.  If water fails, add NH4OH (<50 μL).
3.  If the peptide still does not dissolve, add DMSO (50-100 μL) to solubilize the peptide.
Positive (>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.
纯度 & 产品资料
参考文献
  • 摩尔计算器

  • 稀释计算器

The molarity calculator equation

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

质量   浓度   体积   分子量 *
= × ×

The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

浓度 (start) × 体积 (start) = 浓度 (final) × 体积 (final)
× = ×
C1   V1   C2   V2
Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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产品名称:
ShK-Dap22
目录号:
HY-P1274
需求量: