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别名 toxB, ctxB, Choleragenoid, Cholera enterotoxin γ chain, Cholera enterotoxin subunit B, Cholera enterotoxin gamma chain, Cholera enterotoxin B chain
Cholera toxin is protein complex secreted by the bacterium Vibrio cholerae. It is responsible for the massive, watery diarrhea characteristic of cholera infection. Cholera enterotoxin subunit B (CTXB) pentameric ring directs the A subunit to its target by binding to the GM1 gangliosides present on the surface of the intestinal epithelial cells. It can bind five GM1 gangliosides. It has no toxic activity by itself.


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Cholera toxin is protein complex secreted by the bacterium Vibrio cholerae. It is responsible for the massive, watery diarrhea characteristic of cholera infection. Cholera enterotoxin subunit B (CTXB) pentameric ring directs the A subunit to its target by binding to the GM1 gangliosides present on the surface of the intestinal epithelial cells. It can bind five GM1 gangliosides. It has no toxic activity by itself.
| 规格 | 价格 | 库存 | 数量 |
|---|---|---|---|
| 5 μg | ¥ 693 | 现货 | |
| 10 μg | ¥ 1,170 | 现货 | |
| 20 μg | ¥ 1,860 | 5日内发货 | |
| 50 μg | ¥ 3,470 | 5日内发货 | |
| 100 μg | ¥ 5,180 | 5日内发货 | |
| 200 μg | ¥ 7,730 | 5日内发货 | |
| 500 μg | ¥ 13,200 | 5日内发货 | |
| 1 mg | ¥ 18,900 | 5日内发货 |
| 产品描述 | Cholera toxin is protein complex secreted by the bacterium Vibrio cholerae. It is responsible for the massive, watery diarrhea characteristic of cholera infection. Cholera enterotoxin subunit B (CTXB) pentameric ring directs the A subunit to its target by binding to the GM1 gangliosides present on the surface of the intestinal epithelial cells. It can bind five GM1 gangliosides. It has no toxic activity by itself. |
| 生物活性 | Activity has not been tested. It is theoretically active, but we cannot guarantee it. If you require protein activity, we recommend choosing the eukaryotic expression version first. |
| 研究背景 | Cholera toxin is protein complex secreted by the bacterium Vibrio cholerae. It is responsible for the massive, watery diarrhea characteristic of cholera infection. Cholera enterotoxin subunit B (CTXB) pentameric ring directs the A subunit to its target by binding to the GM1 gangliosides present on the surface of the intestinal epithelial cells. It can bind five GM1 gangliosides. It has no toxic activity by itself. |
| 种属 | Vibrio cholerae |
| 表达系统 | E. coli |
| 标签 | Tag Free |
| 蛋白编号 | P01556 |
| 氨基酸序列 | Thr22-Asn124 |
| 蛋白构建 | Thr22-Asn124 |
| 蛋白纯度 | Greater than 95% as determined by reducing SDS-PAGE. (QC verified) |
| 缓冲液 | Lyophilized from a solution filtered through a 0.22 μm filter, containing 50 mM Tris-HCl, 200 mM NaCl, pH 8.0. |
| 复溶方法 | Reconstitute the lyophilized protein in distilled water. The product concentration should not be less than 100 μg/ml. Before opening, centrifuge the tube to collect powder at the bottom. After adding the reconstitution buffer, avoid vortexing or pipetting for mixing. |
| 别名 | toxB, ctxB, Choleragenoid, Cholera enterotoxin γ chain, Cholera enterotoxin subunit B, Cholera enterotoxin gamma chain, Cholera enterotoxin B chain |
| 内毒素 | < 0.1 ng/µg (1 EU/µg) as determined by LAL test. |
| 分子量 | 11 KDa (reducing condition) |
| 颜色 | White |
| 物理性状 | Lyophilized powder |
| 运输方式 | In general, Lyophilized powders are shipping with blue ice. Solutions are shipping with dry ice. |
| 存储 | Lyophilized powders can be stably stored for over 12 months, while liquid products can be stored for 6-12 months at -80°C. For reconstituted protein solutions, the solution can be stored at -20°C to -80°C for at least 3 months. Please avoid multiple freeze-thaw cycles and store products in aliquots. |
对于不同动物的给药剂量换算,您也可以参考 更多