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Journal
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Biochemistry
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原子力显微镜对单蛋白质分子的力谱
JoVE Journal
Biochemistry
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JoVE Journal
Biochemistry
Force Spectroscopy of Single Protein Molecules Using an Atomic Force Microscope
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原子力显微镜对单蛋白质分子的力谱
DOI:
10.3791/55989-v
•
06:45 min
•
February 28, 2019
•
Zackary N. Scholl
,
Qing Li
,
Eric Josephs
,
Dimitra Apostolidou
,
Piotr E. Marszalek
1
Mechanical Engineering and Materials Science
,
Duke University
Chapters
00:04
Title
00:31
Sample Preparation
01:40
Atomic Force Microscope (AFM) Setup
03:27
AFM Calibration and Data Acquisition
05:28
Results: AFM-Based Single-Molecule Force Spectroscopy of (I91)
3
-NI
10
C-(I91)
3
06:20
Conclusion
Summary
Automatic Translation
English (Original)
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Automatic Translation
我们描述了使用原子力显微镜测量单个蛋白质分子的机械性能和机械展开途径的详细程序和策略。我们还展示了代表性的结果, 作为选择和理由的良好单蛋白分子记录的参考。
Tags
Single-molecule Force Spectroscopy
Atomic Force Microscope
Protein Stability
Unfolding Rate
Unfolding Pathway
Polyprotein
Protein Concentration
Cantilever
AFM Head
Laser
Photodiode
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