Engineering of the Filamentous Fungus Penicillium chrysogenum as Cell Factory for Natural Products

Penicillium chrysogenum (renamed P. rubens) is the most studied member of a family of more than 350 Penicillium species that constitute the genus. Since the discovery of penicillin by Alexander Fleming, this filamentous fungus is used as a commercial β-lactam antibiotic producer. For several decades...

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Main Authors: Fernando Guzmán-Chávez, Reto D. Zwahlen, Roel A. L. Bovenberg, Arnold J. M. Driessen
Format: Article
Language:English
Published: Frontiers Media S.A. 2018-11-01
Series:Frontiers in Microbiology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fmicb.2018.02768/full
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author Fernando Guzmán-Chávez
Fernando Guzmán-Chávez
Reto D. Zwahlen
Reto D. Zwahlen
Roel A. L. Bovenberg
Roel A. L. Bovenberg
Arnold J. M. Driessen
Arnold J. M. Driessen
author_facet Fernando Guzmán-Chávez
Fernando Guzmán-Chávez
Reto D. Zwahlen
Reto D. Zwahlen
Roel A. L. Bovenberg
Roel A. L. Bovenberg
Arnold J. M. Driessen
Arnold J. M. Driessen
author_sort Fernando Guzmán-Chávez
collection DOAJ
description Penicillium chrysogenum (renamed P. rubens) is the most studied member of a family of more than 350 Penicillium species that constitute the genus. Since the discovery of penicillin by Alexander Fleming, this filamentous fungus is used as a commercial β-lactam antibiotic producer. For several decades, P. chrysogenum was subjected to a classical strain improvement (CSI) program to increase penicillin titers. This resulted in a massive increase in the penicillin production capacity, paralleled by the silencing of several other biosynthetic gene clusters (BGCs), causing a reduction in the production of a broad range of BGC encoded natural products (NPs). Several approaches have been used to restore the ability of the penicillin production strains to synthetize the NPs lost during the CSI. Here, we summarize various re-activation mechanisms of BGCs, and how interference with regulation can be used as a strategy to activate or silence BGCs in filamentous fungi. To further emphasize the versatility of P. chrysogenum as a fungal production platform for NPs with potential commercial value, protein engineering of biosynthetic enzymes is discussed as a tool to develop de novo BGC pathways for new NPs.
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spelling doaj.art-c2736210bbd44a3aae52095392cc18fd2022-12-22T03:35:19ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2018-11-01910.3389/fmicb.2018.02768409073Engineering of the Filamentous Fungus Penicillium chrysogenum as Cell Factory for Natural ProductsFernando Guzmán-Chávez0Fernando Guzmán-Chávez1Reto D. Zwahlen2Reto D. Zwahlen3Roel A. L. Bovenberg4Roel A. L. Bovenberg5Arnold J. M. Driessen6Arnold J. M. Driessen7Molecular Microbiology, Groningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, Groningen, NetherlandsSynthetic Biology and Cell Engineering, Groningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, Groningen, NetherlandsMolecular Microbiology, Groningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, Groningen, NetherlandsSynthetic Biology and Cell Engineering, Groningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, Groningen, NetherlandsSynthetic Biology and Cell Engineering, Groningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, Groningen, NetherlandsDSM Biotechnology Centre, Delft, NetherlandsMolecular Microbiology, Groningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, Groningen, NetherlandsSynthetic Biology and Cell Engineering, Groningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, Groningen, NetherlandsPenicillium chrysogenum (renamed P. rubens) is the most studied member of a family of more than 350 Penicillium species that constitute the genus. Since the discovery of penicillin by Alexander Fleming, this filamentous fungus is used as a commercial β-lactam antibiotic producer. For several decades, P. chrysogenum was subjected to a classical strain improvement (CSI) program to increase penicillin titers. This resulted in a massive increase in the penicillin production capacity, paralleled by the silencing of several other biosynthetic gene clusters (BGCs), causing a reduction in the production of a broad range of BGC encoded natural products (NPs). Several approaches have been used to restore the ability of the penicillin production strains to synthetize the NPs lost during the CSI. Here, we summarize various re-activation mechanisms of BGCs, and how interference with regulation can be used as a strategy to activate or silence BGCs in filamentous fungi. To further emphasize the versatility of P. chrysogenum as a fungal production platform for NPs with potential commercial value, protein engineering of biosynthetic enzymes is discussed as a tool to develop de novo BGC pathways for new NPs.https://www.frontiersin.org/article/10.3389/fmicb.2018.02768/fullPenicillium chrysogenumnatural productsnonribosomal peptidespolyketidesgene activationbiosynthetic gene clusters
spellingShingle Fernando Guzmán-Chávez
Fernando Guzmán-Chávez
Reto D. Zwahlen
Reto D. Zwahlen
Roel A. L. Bovenberg
Roel A. L. Bovenberg
Arnold J. M. Driessen
Arnold J. M. Driessen
Engineering of the Filamentous Fungus Penicillium chrysogenum as Cell Factory for Natural Products
Frontiers in Microbiology
Penicillium chrysogenum
natural products
nonribosomal peptides
polyketides
gene activation
biosynthetic gene clusters
title Engineering of the Filamentous Fungus Penicillium chrysogenum as Cell Factory for Natural Products
title_full Engineering of the Filamentous Fungus Penicillium chrysogenum as Cell Factory for Natural Products
title_fullStr Engineering of the Filamentous Fungus Penicillium chrysogenum as Cell Factory for Natural Products
title_full_unstemmed Engineering of the Filamentous Fungus Penicillium chrysogenum as Cell Factory for Natural Products
title_short Engineering of the Filamentous Fungus Penicillium chrysogenum as Cell Factory for Natural Products
title_sort engineering of the filamentous fungus penicillium chrysogenum as cell factory for natural products
topic Penicillium chrysogenum
natural products
nonribosomal peptides
polyketides
gene activation
biosynthetic gene clusters
url https://www.frontiersin.org/article/10.3389/fmicb.2018.02768/full
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