[HTML][HTML] Alkaloids from marine fungi: Promising antimicrobials

T Willems, ML De Mol, A De Bruycker… - Antibiotics, 2020 - mdpi.com
Resistance of pathogenic microorganisms against antimicrobials is a major threat to
contemporary human society. It necessitates a perpetual influx of novel antimicrobial …

Quinolone derivatives and their antifungal activities: An overview

B Zhang - Archiv der Pharmazie, 2019 - Wiley Online Library
More than 300 million people suffer from the incidence of life‐threatening invasive fungal
infections, resulting in over 1.35 million deaths annually. Currently, the antifungal agents …

Fungal dioxygenase AsqJ is promiscuous and bimodal: substrate‐directed formation of quinolones versus quinazolinones

M Einsiedler, CS Jamieson, MA Maskeri… - Angewandte …, 2021 - Wiley Online Library
Previous studies showed that the FeII/α‐ketoglutarate dependent dioxygenase AsqJ induces
a skeletal rearrangement in viridicatin biosynthesis in Aspergillus nidulans, generating a …

[HTML][HTML] CLPP-Null Eukaryotes with Excess Heme Biosynthesis Show Reduced L-arginine Levels, Probably via CLPX-Mediated OAT Activation

J Key, S Gispert, AR Kandi, D Heinz, A Hamann… - Biomolecules, 2024 - mdpi.com
The serine peptidase CLPP is conserved among bacteria, chloroplasts, and mitochondria. In
humans and mice, its loss causes Perrault syndrome, which presents with growth deficits …

Biosynthesis of Viridicatol in Penicillium palitans Implies a Cytochrome P450-Mediated meta Hydroxylation at a Monoalkylated Benzene Ring

ZX Zhang, ZH Li, WB Yin, SM Li - Organic Letters, 2021 - ACS Publications
Cyclopenol (1) and viridicatol (6) with m-hydroxyl groups were isolated from a culture of
Penicillium palitans. Genome mining and heterologous expression in Aspergillus nidulans …

In Vitro Evaluation of the Photoprotective Potential of Quinolinic Alkaloids Isolated from the Antarctic Marine Fungus Penicillium echinulatum for Topical Use

TR Teixeira, KC Rangel, RSN Tavares… - Marine …, 2021 - Springer
Marine-derived fungi proved to be a rich source of biologically active compounds. The
genus Penicillium has been extensively studied regarding their secondary metabolites and …

[HTML][HTML] Discovery of extended product structural space of the fungal dioxygenase AsqJ

M Einsiedler, TAM Gulder - Nature Communications, 2023 - nature.com
The fungal dioxygenase AsqJ catalyses the conversion of benzo [1, 4] diazepine-2, 5-diones
into quinolone antibiotics. A second, alternative reaction pathway leads to a different …

[HTML][HTML] Scalable total synthesis of (+)-aniduquinolone A and its acid-catalyzed rearrangement to aflaquinolones

FW Guo, XF Mou, Y Qu, MY Wei, GY Chen… - Communications …, 2022 - nature.com
The strong antibacterial, antiviral and anticancer activities demonstrated by quinolones
make them promising lead structures and important synthetic targets for drug discovery …

Harnessing the substrate promiscuity of dioxygenase AsqJ and developing efficient chemoenzymatic synthesis for quinolones

H Tang, Y Tang, IV Kurnikov, HJ Liao, NL Chan… - ACS …, 2021 - ACS Publications
Nature has developed complexity-generating reactions within natural product biosynthetic
pathways. However, direct utilization of these pathways to prepare compound libraries …

Engineered biosynthesis of fungal 4-quinolone natural products

M Liu, M Ohashi, Y Tang - Organic letters, 2020 - ACS Publications
Quinolone-containing natural products are widely found in bacteria, fungi, and plants. The
fungal quinolactacins, which are N-methyl-4-quinolones, display a wide spectrum of …