At the metal–metabolite interface in Aspergillus fumigatus: towards untangling the intersecting roles of zinc and gliotoxin

AM Traynor, RA Owens, CM Coughlin… - …, 2021 - microbiologyresearch.org
Cryptic links between apparently unrelated metabolic systems represent potential new drug
targets in fungi. Evidence of such a link between zinc and gliotoxin (GT) biosynthesis in …

[HTML][HTML] Proteomic dissection of the role of GliZ in gliotoxin biosynthesis in Aspergillus fumigatus

AM Traynor, Ö Sarikaya-Bayram, Ö Bayram… - Fungal Genetics and …, 2023 - Elsevier
Gliotoxin (GT) biosynthesis in fungi is encoded by the gli biosynthetic gene cluster. While GT
addition autoinduces biosynthesis, Zn 2+ has been shown to attenuate cluster activity, and it …

Systems impact of zinc chelation by the epipolythiodioxopiperazine dithiol gliotoxin in Aspergillus fumigatus: a new direction in natural product functionality

AA Saleh, GW Jones, FC Tinley, SF Delaney… - Metallomics, 2018 - academic.oup.com
The non-ribosomal peptide gliotoxin, which autoinduces its own biosynthesis, has potent
anti-fungal activity, especially in the combined absence of the gliotoxin oxidoreductase GliT …

Interplay between gliotoxin resistance, secretion, and the methyl/methionine cycle in Aspergillus fumigatus

RA Owens, G O'Keeffe, EB Smith, SK Dolan… - Eukaryotic …, 2015 - Am Soc Microbiol
Mechanistic studies on gliotoxin biosynthesis and self-protection in Aspergillus fumigatus,
both of which require the gliotoxin oxidoreductase GliT, have revealed a rich landscape of …

The Role of Zinc in Gliotoxin Biosynthesis of Aspergillus fumigatus

H Seo, S Kang, YS Park, CW Yun - International journal of molecular …, 2019 - mdpi.com
Zinc performs diverse physiological functions, and virtually all living organisms require zinc
as an essential trace element. To identify the detailed function of zinc in fungal …

Dysregulated gliotoxin biosynthesis attenuates the production of unrelated biosynthetic gene cluster-encoded metabolites in Aspergillus fumigatus

S Doyle, GW Jones, SK Dolan - Fungal biology, 2018 - Elsevier
Gliotoxin is an epipolythiodioxopiperazine (ETP) class toxin, contains a disulfide bridge that
mediates its toxic effects via redox cycling and is produced by the opportunistic fungal …

Regulation of gliotoxin biosynthesis and protection in Aspergillus species

PA de Castro, AC Colabardini, M Moraes… - PLoS …, 2022 - journals.plos.org
Aspergillus fumigatus causes a range of human and animal diseases collectively known as
aspergillosis. A. fumigatus possesses and expresses a range of genetic determinants of …

The Aspergillus fumigatus transcription factor RglT is important for gliotoxin biosynthesis and self-protection, and virulence

LNA Ries, L Pardeshi, Z Dong, K Tan… - PLoS …, 2020 - journals.plos.org
Aspergillus fumigatus is an opportunistic fungal pathogen that secretes an array of immune-
modulatory molecules, including secondary metabolites (SMs), which contribute to …

The interplay between iron and zinc metabolism in Aspergillus fumigatus

S Yasmin, B Abt, M Schrettl, TAA Moussa… - Fungal Genetics and …, 2009 - Elsevier
Zinc plays a critical role in a diverse array of biochemical processes. However, excess of
zinc is deleterious to cells. Therefore, cells require finely tuned homeostatic mechanisms to …

Proteomic analyses reveal the key roles of BrlA and AbaA in biogenesis of gliotoxin in Aspergillus fumigatus

KS Shin, YH Kim, JH Yu - Biochemical and biophysical research …, 2015 - Elsevier
The opportunistic human pathogenic fungus Aspergillus fumigatus primarily reproduces by
forming a large number of asexual spores (conidia). Sequential activation of the central …