使用单分子FRET可视化膜受体的构象动力学

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Cited by 2

10:59 min

August 17th, 2022

10.3791/64254-v

August 17th, 2022

3.1K views

本研究提出了一种详细的程序,通过非天然氨基酸(UAA)掺入 使用 位点特异性标记对G蛋白偶联受体(GPCR)进行单分子荧光共振能量转移(smFRET)实验。该协议为 smFRET 样品制备、实验和数据分析提供了分步指南。

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Single Molecule FRET

Chapters in this video

0:04

Introduction

1:04

Slide and Coverslip Cleaning

3:04

mGluR2 Expression with Incorporated Unnatural Amino Acid, Fluorescent Labeling, and Extraction

5:13

Single-Molecule Flow Chamber Assembly and Functionalization

6:23

Microscope Setup and smFRET Data Acquisition

7:47

Data Analysis

8:39

Results: Analyzing Conformational Dynamics of Membrane Receptors Proteins

10:11

Conclusion

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