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Détermination des interactions protéine-ligand à l'aide différentielle à balayage Fluorimétrie
JoVE Journal
Biology
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JoVE Journal Biology
Determination of Protein-ligand Interactions Using Differential Scanning Fluorimetry
DOI:

13:26 min

September 13, 2014

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Chapters

  • 00:05Title
  • 01:29Determination of an Approximate Value for the Dissociation Constant
  • 04:32Experimental Set-up for Determining the Dissociation Constant
  • 08:55Data Analysis to Determine the Dissociation Constant Under Thermal Denaturation
  • 10:15Results: Differential Scanning Fluorimetry Measures Protein-ligand Interactions
  • 12:40Conclusion

Summary

Automatic Translation

Differential scanning fluorimetry is a widely used method for screening libraries of small molecules for interactions with proteins. Here, we present a straightforward method to extend these analyses to provide an estimate of the dissociation constant between a small molecule and its protein partner.

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