采用肉毒分蛋白策略纯化的 rna* 蛋白复合物在变性条件下被洗脱, 以不适合进一步纯化和功能分析的形式进行溶液处理。在这里, 我们描述了这种策略的修改, 利用光裂解链接器在 rna 和温和的紫外线洗脱步骤, 产生本地和全功能的 rna 蛋白复合物。
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| Name | Company | Catalog Number | Comments |
|---|---|---|---|
| 链霉亲和素-琼脂糖 | Sigma | S1638-5ML | |
| 高强度、长波紫外灯 | Cole-Parmer | UX-97600-00 | |
| 替换灯泡 | Cole-Parmer | UX-97600-19 | 100 瓦汞 H44GS-100M 灯泡发射 366 nm 紫外光 (Sylvania) |
| RNA 和寡核苷酸,含有生物素和光>顺式 | 中的生物素和光可切割接头Dharmacon(科罗拉多州拉斐特)或 Integrated DNA Technologies, Inc.(爱荷华州克拉尔维尔) | 在 Dharmacon | |
| Beckman GH 3.8 摆斗转子 | 克曼 | ||
| RiboMAX 大规模 RNA 生产系统(T7 聚合酶) | Promega | P1300 | |
| RiboMAX 大规模 RNA 生产系统(SP6 聚合酶) | Promega | P1280 | |
| Pierce 银染试剂盒 | 赛默飞世尔科技 | 24612 |
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