EHEC stx2B / Shiga toxin II subunit B protein, His Tag
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Product Number
PB114
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Alias
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Specifications
- 20ug
- 50ug
Product Description
| Catalog Number | PB114 |
| Molecular Name | EHEC stx2B |
| Species | E. coil |
| Host | E. coli |
| Size | 20ug, 50ug |
| Purity | >98%, determined by SDS-PAGE |
| Formulation | Lyophilized from sterile PBS, pH 7.4 |
| Storage Condition | Aliquot and store at -20℃ to -80℃. Avoid repeated freezing and thawing cycles. |
| Shipping Condition | Lyophilized powder will be shipped on at ambient temperature. Please contact our customer service to get specific information about the shipping condition of your order. |
FAQ
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Q1-stx2B亚基的毒性是否已去除？
本产品为单独表达的B亚基，无毒性A亚基，但仍需按生物安全二级（BSL-2）操作。
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Q2-该蛋白能否用于疫苗开发？
是的，stx2B可作为抗原用于抗体生产或疫苗研究，但需结合佐剂及动物实验验证。
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Q3-蛋白是否形成五聚体结构？
在天然条件下，stx2B可自组装为五聚体，经凝胶过滤层析确认其寡聚状态。
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Q4-宿主细胞残留DNA是否检测？
经qPCR检测，宿主DNA残留量<10 pg/μg蛋白，符合国际标准。
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Q5-能否用于受体结合实验？
是的，stx2B可与宿主细胞表面的Gb3受体结合，适用于流式细胞术或ELISA检测。
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