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使用活细胞中的构象FRET生物传感器实时监测极光激酶A活化
JoVE Journal
Biologia
This content is Free Access.
JoVE Journal Biologia
Real-Time Monitoring of Aurora kinase A Activation using Conformational FRET Biosensors in Live Cells
DOI:

06:29 min

July 30, 2020

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Capítulos

  • 00:04Introduction
  • 00:36Donor/Acceptor Förster Resonance Energy Transfer (FRET) Pair Selection
  • 01:13Cell Synchronization
  • 01:42FRET/Fluorescence Lifetime Imaging Microscopy (FLIM) Acquisitions
  • 02:50Donor/Acceptor Pair Delta Lifetime Calculation and FLIM Value Comparison
  • 03:53Results: Representative Aurora Kinase A (AURKA) FRET Biosensor and Negative Control Images
  • 05:52Conclusion

Summary

Tadução automática

多功能Ser/Thr激酶AURKA的激活以其在Thr288上的自磷酸化为特征。依赖于FRET的荧光探针可以区分其非活性和激活状态。在这里,我们说明了探针工程的一些策略,以及快速的FRET方案,以跟踪整个有丝分裂中的激酶激活。

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