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Actin Co-Sedimentation Assay; for the Analysis of Protein Binding to F-Actin
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Biologia
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JoVE Journal Biologia
Actin Co-Sedimentation Assay; for the Analysis of Protein Binding to F-Actin

Actin Co-Sedimentation Assay; for the Analysis of Protein Binding to F-Actin

DOI:
10.3791/690-v

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07:53 min

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March 28, 2008

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,
1Department of Cell and Tissue Biology,University of California, San Francisco – UCSF

Capitoli

  • 00:00Titolo
  • 00:42Introduction
  • 01:44Preparation of Actin Filaments
  • 02:49Preparation of Protein and Binding of Actin
  • 04:26Running the Gel
  • 06:58Conclusion

Summary

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Proteins bind to filamentous actin (F-actin) through distinct actin binding modules. In this video we demonstrate the procedure of actin co-sedimentation, which is an in vitro assay routinely used to analyze proteins or specific domains that bind F-actin.

Tags

Actin Co-sedimentation AssayProtein BindingF-actinActin CytoskeletonCellular ProcessesDynamic StructureRemodelingProtein AnalysisIn Vitro AssayUltracentrifugationProtein Co-sedimentingActin Binding AffinitiesCompetition Assays

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