Efficient Production of Soluble Proteins from Inclusion Bodies
Author Information
Author(s): Yang Zhong, Zhang Linlin, Zhang Yan, Zhang Ting, Feng Yanye, Lu Xiuxiu, Lan Wenxian, Wang Jufang, Wu Houming, Cao Chunyang, Wang Xiaoning
Primary Institution: Fudan University
Hypothesis
The two-step-denaturing and refolding (2DR) method is more effective than the traditional one-step method for producing soluble proteins from inclusion bodies.
Conclusion
The two-step-denaturing and refolding method significantly improves the yield and quality of soluble proteins compared to the one-step method.
Supporting Evidence
- The 2DR method yielded 76% of proteins refolded with an average of over 75% yield of soluble proteins.
- The refolding yield of EGFP using the 2DR method was nearly 100%.
- MMP-12 produced 45 mg of soluble protein through the 2DR method, almost double that from the one-step method.
Takeaway
Scientists found a better way to make proteins that were stuck together in clumps, helping them to work properly again.
Methodology
The study compared a two-step denaturing and refolding method with a one-step method using various proteins expressed in E. coli.
Limitations
The study primarily focused on proteins expressed in E. coli and may not be applicable to all types of proteins.
Digital Object Identifier (DOI)
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