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利用体外荧光共振能量转移研究毫秒时间尺度蛋白质配合物的动力学
JoVE Journal
Biochimica
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JoVE Journal Biochimica
Using In Vitro Fluorescence Resonance Energy Transfer to Study the Dynamics Of Protein Complexes at a Millisecond Time Scale
DOI:

10:50 min

March 14, 2019

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Capitoli

  • 00:04Titolo
  • 00:33Designing the FRET Assay
  • 01:12Preparation of Cul1AMC•Rbx1, the FRET Donor Protein
  • 04:42Preparation of FlAsHCand1, the FRET Acceptor Protein
  • 05:18Testing and Confirmation of the FRET Assay
  • 06:08Measuring the Association Rate Constant
  • 07:37Measuring the Dissociation Rate Constant of Cul1•Cand1 in the Presence of Skp•F-box Protein
  • 08:33Results: Dynamics Of Protein Complexes
  • 10:30Conclusion

Summary

Traduzione automatica

蛋白质-蛋白质相互作用对生物系统至关重要, 对结合动力学的研究为蛋白质复合物的动力学和功能提供了见解。我们描述了一种利用荧光共振能量转移和停止流动技术量化蛋白质复合物动力学参数的方法。

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