Genome mining for fungal polyketide-diterpenoid hybrids: discovery of key terpene cyclases and multifunctional P450s for structural diversification

Wei-Guang Wang, Lian-Qiong Du, Shan-Ling Sheng, Ao Li, Yan-Ping Li, Gui-Guang Cheng, Gan-Peng Li, Guiling Sun, Qiu-Fen Hu, Yudai Matsuda*

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

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Abstract

A biosynthetic gene cluster for chevalone E (1) and its oxidized derivatives have been identified within the genome of the endophytic fungus Aspergillus versicolor 0312, by a mining strategy targeting a polyketide-diterpenoid hybrid molecule. The biosynthetic pathway has been successfully reconstituted in the heterologous fungus Aspergillus oryzae. Interestingly, two P450 monooxygenases, Cle2 and Cle4, were found to transform 1 into seven new analogues including 7 and 8 that possess a unique five-membered lactone ring. Furthermore, the replacement of the terpene cyclase gene with that from another fungus led to the production of sartorypyrone D (11), which has a monocyclic terpenoid moiety. Finally, some of the compounds obtained in this study synergistically enhanced the cytotoxicity of doxorubicin (DOX) in breast cancer cells.
Original languageEnglish
Pages (from-to)571-578
JournalOrganic Chemistry Frontiers
Volume6
Issue number5
Online published29 Nov 2018
DOIs
Publication statusPublished - 7 Mar 2019

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Publisher's Copyright Statement

  • COPYRIGHT TERMS OF DEPOSITED POSTPRINT FILE: This journal is © the Partner Organisations 2019. This is the accepted version of a paper published in Organic Chemistry Frontiers. This paper has been peer-reviewed but does not include the final publisher proof-corrections or journal pagination. Wang, W.-G., Du, L.-Q., Sheng, S.-L., Li, A., Li, Y.-P., Cheng, G.-G., Li, G.-P., Sun, G., Hu, Q.-F., & Matsuda, Y. (2019). Genome mining for fungal polyketide-diterpenoid hybrids: discovery of key terpene cyclases and multifunctional P450s for structural diversification. Organic Chemistry Frontiers, 6(5), 571-578. https://doi.org/10.1039/C8QO01124A

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