Abstract
Klebsiella pneumoniae, which produces PQQ and is available for use with a conventional expression vector system, was selected as the host strain for soluble PQQ glucose dehydrogenase (PQQGDH-B) production. The recombinant K. pneumoniaeexpressed PQQGDH-B in its holo-form at about 18 000 U l−1, equal to that achieved in recombinant Escherichia coli. The signal sequence of recombinant PQQGDH-B produced by K. pneumoniaewas correctly processed. K. pneumoniaecan become an alternative host microorganism not only for PQQGDH-B production but also for recombinant PQQ enzymes production.
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Kojima, K., Witarto, A.B. & Sode, K. The production of soluble pyrroloquinoline quinone glucose dehydrogenase by Klebsiella pneumoniae, the alternative host of PQQ enzymes. Biotechnology Letters 22, 1343–1347 (2000). https://doi.org/10.1023/A:1005615400089
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DOI: https://doi.org/10.1023/A:1005615400089