一种基于 cryoSPARC、RELION 和 Scipion 的稳健单颗粒冷冻电子显微镜(cryo-EM)处理流程

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被引用 17 次

13:43 分钟

2022年1月31日

10.3791/63387-v

2022年1月31日

2.8K 次观看

本文介绍了如何有效利用三种冷冻电镜处理平台——cryoSPARC v3、RELION-3 和 Scipion 3,构建一个适用于多种单颗粒数据集的单一且稳健的工作流程,以实现高分辨率结构解析。

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CryoSPARC RELION Scipion CTF

Chapters in this video

0:04

Introduction

0:56

Creating a New CryoSPARC v3 Project and Importing Data

1:34

CryoSPARC v3: Movie Alignment and Contrast Transfer Function (CTF) Estimation

2:52

CryoSPARC v3: Manual and Template-Based Particle Picking

4:21

CryoSPARC v3: 2D Classification

4:52

CryoSPARC v3: Ab-initio Reconstruction and Homogeneous Refinement

5:31

Exporting Particle Coordinates from CryoSPARC v3 and Importing Them to RELION-3 Using PyEM

5:56

RELION-3: Particle Extraction and 2D Classification, 3D Refinement, Mask Creation, and Post-Processing

7:41

RELION-3: Polishing Training, Particle Polishing, CTF, and Per-Particle Refinements

9:15

Transferring RELION-3 Particle Coordinates and 3D Map to Scipion 3

10:05

Scipion 3: High-Resolution Refinement

11:21

Results: Using cryoSPARC v3, RELION-3, and Scipion 3 to Obtain a High-Resolution 3D Reconstruction of the Adeno-Associated Virus

12:52

Conclusion

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