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Super-Resolution Imaging of Bacterial Secreted Proteins Using Genetic Code Expansion
JoVE Journal
Biologia
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JoVE Journal Biologia
Super-Resolution Imaging of Bacterial Secreted Proteins Using Genetic Code Expansion
DOI:

13:11 min

February 10, 2023

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Capitoli

  • 00:04Introduction
  • 00:51Expression of ncAA‐Bearing Proteins in Salmonella
  • 02:22In Vitro Fluorescence Labeling of ncAA‐Bearing Proteins in Salmonella Typhimurium
  • 03:27Bio‐Orthogonal Labeling of Salmonella Secreted Effector SseJ‐F10TCO‐HA in HeLa Cells
  • 08:08Super‐Resolution (dSTORM) Imaging
  • 09:57Results: Incorporation of TCO*A into SseJ‐F10TCO‐HA Expressed in Escherichia coli and Salmonella, and Super‐Resolution Imaging of GCE‐Labeled Secreted SseJ‐J10TCO‐HA in HeLa Cells
  • 12:27Conclusion

Summary

Traduzione automatica

This article provides a straightforward and clear protocol to label Salmonella secreted effectors using genetic code expansion (GCE) site-specifically and image the subcellular localization of secreted proteins in HeLa cells using direct stochastic optical reconstruction microscopy (dSTORM)

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