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Rapid screening for protein solubility and expression

Abstract

The Expresso® Solubility and Expression Screening System uses a simple ligase-free cloning strategy and a single PCR product to construct and test seven distinct protein fusion partners in parallel over the course of a few days. This multiplexed system simplifies the screening of fusion partners and greatly increases the chances of obtaining improved expression and solubility of target proteins.

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Figure 1
Figure 2: Expresso solubility and expression workflow.
Figure 3: Expression and purification of soluble GH1.

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Acknowledgements

This work was supported by a Small Business Innovation Research grant from the US National Institute of General Medical Sciences.

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Correspondence to Marie Uphoff or Eric Steinmetz.

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This article was submitted to Nature Methods by a commercial organization and has not been peer reviewed. Nature Methods takes no responsibility for the accuracy or otherwise of the information provided.

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Maffitt, M., Auldridge, M., Sen, S. et al. Rapid screening for protein solubility and expression. Nat Methods 12, i–ii (2015). https://doi.org/10.1038/nmeth.f.382

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