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DOI :
10.3791/58581-v
•
10:28 min
October 19th, 2018
Chapters
0:04
Title
1:01
Harvesting of Arabidopsis Leaves
2:26
Purification of Crude Chloroplasts Using Differential Centrifugation
3:30
Purification of Intact Chloroplasts on Continuous Percoll Gradient
4:51
Lysis of Intact Chloroplasts Using a Hypotonic Buffer and Purification of Chloroplast Sub-Compartments on Discontinuous Sucrose Gradients
6:05
Washing and Concentration of Thylakoid and Envelope Membrane Systems
7:09
Results: Analysis of Protein Localization by Immunoblotting or Proteomics
8:44
Conclusion
在这里, 我们描述了从拟南芥叶及其三个主要子隔间 (包络、基质和 thylakoids) 中纯化完整叶绿体的方法, 使用微分 centrifugations、连续 Percoll 梯度的组合和不连续的蔗糖梯度。该方法对蛋白质的 subplastidial 和亚细胞定位具有重要的免疫印迹和蛋白质组学意义。
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