Abstract
Polyhistidine-tagged dihydrofolate synthase (DHFS) has been produced in the yeast, Saccharomyces cerevisiae, using a Cu2+-inducible expression system. The tagged DHFS is functional in vivo and was purified using immobilised metal affinity chromatography. A linker of a minimal size allows efficient cleavage of the poly-His tag using thrombin. At least 10 mg of pure DHFS can be recovered per litre of culture.
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Patel, O., Castelli, L., Fernley, R. et al. Production of a functional dihydrofolate synthase with a cleavable poly-His tag in Saccharomyces cerevisiae . Biotechnology Letters 24, 657–662 (2002). https://doi.org/10.1023/A:1015051526401
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DOI: https://doi.org/10.1023/A:1015051526401