Creating a Clone Set for Shewanella oneidensis MR-1
Author Information
Author(s): Gao Haichun, Pattison Donna, Yan Tingfen, Klingeman Dawn M., Wang Xiaohu, Petrosino Joseph, Hemphill Lisa, Wan Xiufeng, Leaphart Adam B., Weinstock George M., Palzkill Timothy, Zhou Jizhong
Primary Institution: Institute for Environmental Genomics, University of Oklahoma
Hypothesis
Can a comprehensive gene collection for Shewanella oneidensis MR-1 be constructed to facilitate protein expression and functional studies?
Conclusion
A clone set of 3,584 individual open reading frames (ORFs) was successfully constructed, enabling effective protein expression and functional analyses.
Supporting Evidence
- 3584 individual ORFs were successfully cloned into entry plasmids.
- Success rates for protein expression in E. coli were approximately 70%.
- Functional proteins were produced and validated through in vitro binding assays.
- Phage display experiments successfully isolated a phage encoding thioredoxin from the clone set.
Takeaway
Scientists made a big collection of genes from a tiny bacteria called Shewanella oneidensis so they can study how its proteins work.
Methodology
The study used lambda recombinase (Gateway) cloning technology to create a comprehensive set of cloned genes from S. oneidensis.
Limitations
Some ORFs were not amplified or captured due to their size, which negatively affected cloning efficiency.
Digital Object Identifier (DOI)
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