Exagtag标记试剂盒
该试剂盒可利用质谱高精度地检测多个样品(可多达10种)中单一蛋白的相对表达水平,尤其适合进行时间或剂量反应的蛋白差异表达检测。实验时,将样品进行标记,然后再进行各种分离纯化,包括分级分离、2D胶、酶解等,然后利用串联质谱检测特定蛋白的表达水平。该方法背景极低、灵敏度高,能与各种分离方法兼容。而且,由于其在蛋白分离前将样品标记,所以不受后续实验操作的影响,非常准确。原理如图所示:
MS/MS中优先 断裂位点 |
蛋白或多肽 反应基团 |
质量 |
等质量的ExagTag多肽 |
蛋白或多肽 反应基团 |
MS/MS中优先 断裂位点 |
ExacTag™ Thiol-10 Labeling Kit | 2 labeling reactions | MTA2010A001KT |
ExacTag™ Thiol-10 Labeling Kit | 5 labeling reactions | MTA2010C001KT |
ExacTag™ Thiol-7 Labeling Kit | 2 labeling reactions | MTA207A001KT |
ExacTag™ Thiol-7 Labeling Kit | 5 labeling reactions | MTA207C001KT |
ExacTag™ Thiol-4 Labeling Kit | 2 labeling reactions | MTA204A001KT |
ExacTag™ Thiol-4 Labeling Kit | 5 labeling reactions | MTA204C001KT |
ExacTag™ Thiol-2 Labeling Kit | 2 labeling reactions | MTA202A001KT |
ExacTag™ Thiol-2 Labeling Kit | 5 labeling reactions | MTA202C001KT |
ExacTag™ Amine-10 Labeling Kit | 2 labeling reactions | MTA3010A001KT |
ExacTag™ Amine-10 Labeling Kit | 5 labeling reactions | MTA3010C001KT |
ExacTag™ Amine-7 Labeling Kit | 2 labeling reactions | MTA307A001KT |
ExacTag™ Amine-7 Labeling Kit | 5 labeling reactions | MTA307C001KT |
ExacTag™ Amine-4 Labeling Kit | 2 labeling reactions | MTA304A001KT |
ExacTag™ Amine-4 Labeling Kit | 5 labeling reactions | MTA304C001KT |
ExacTag™ Amine-2 Labeling Kit | 2 labeling reactions | MTA302A001KT |
ExacTag™ Amine-2 Labeling Kit | 5 labeling reactions | MTA302C001KT |