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En massespektrometribaseret proteomics-tilgang til global R-methyleringsanalyse med høj konfidensprotein
JoVE Journal
Biochemistry
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JoVE Journal Biochemistry
A Mass Spectrometry-Based Proteomics Approach for Global and High-Confidence Protein R-Methylation Analysis
DOI:

09:40 min

April 28, 2022

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Chapters

  • 00:04Introduction
  • 00:44Lysate Digestion
  • 02:08Off‐Line HpH‐RP Chromatographic Fractionation of Peptides
  • 02:53R‐Methylated Peptide Immuno‐Affinity Enrichment
  • 06:47Results: R‐Methylation Analysis by Mass Spectrometry
  • 08:39Conclusion

Summary

Automatic Translation

Protein arginin (R) -methylering er en udbredt posttranslationel modifikation, der regulerer flere biologiske veje. Massespektrometri er den bedste teknologi til globalt at profilere R-methylproteomet, når det kobles til biokemiske tilgange til modificeret peptidberigelse. Arbejdsgangen designet til identifikation med høj tillid til global R-methylering i humane celler er beskrevet her.

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