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定量蛋白质组学使用还原二甲基化的稳定同位素标记
JoVE Journal
Chemistry
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JoVE Journal Chemistry
Quantitative Proteomics Using Reductive Dimethylation for Stable Isotope Labeling
DOI:

11:53 min

July 01, 2014

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Chapters

  • 00:05Title
  • 01:19Protein Purification and Alkylation of Free Sulfhydryl Groups
  • 02:59Protein Digestion, Reversed Phase Peptide Extraction, and Reductive Dimethylation Labeling
  • 06:02Basic pH Reversed Phase Chromatography and STop and Go Extraction
  • 08:17Microcapillary LC-MS/MS and Peptide Quantification
  • 09:58Results: Accuracy, Precision, and Reproducibility of ReDi Labeling
  • 11:24Conclusion

Summary

Automatic Translation

肽的还原性二甲基化(REDI标签)稳定同位素标记是一种快速,廉价的战略精确质谱为基础的定量蛋白质组学。这里我们展示了一个可靠的方法用于制备使用可以应用于几乎任何类型的样品中的Redi途径的蛋白质混合物的分析。

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