Results 61 to 70 of about 3,203,016 (289)

Biosynthetic gene clusters and the evolution of fungal chemodiversity

open access: yesNatural Product Reports, 2020
This highlight synthesizes knowledge of the molecular evolutionary processes – functional divergence, horizontal transfer, and de novo assembly – that govern biosynthetic gene cluster diversification and the generation of chemodiversity in fungi.
Antonis Rokas   +4 more
openaire   +3 more sources

Chromatin-level regulation of biosynthetic gene clusters [PDF]

open access: yesNature Chemical Biology, 2009
Loss-of-function Aspergillus nidulans CclA, a Bre2 ortholog involved in histone H3 lysine 4 methylation, activated the expression of cryptic secondary metabolite clusters in A. nidulans. One new cluster generated monodictyphenone, emodin and emodin derivatives, whereas a second encoded two anti-osteoporosis polyketides, F9775A and F9775B.
Jin Woo, Bok   +11 more
openaire   +2 more sources

The biosynthetic gene cluster for the polyketide immunosuppressant rapamycin. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1995
The macrocyclic polyketides rapamycin and FK506 are potent immunosuppressants that prevent T-cell proliferation through specific binding to intracellular protein receptors (immunophilins). The cloning and specific alteration of the biosynthetic genes for these polyketides might allow the biosynthesis of clinically valuable analogues.
Schwecke, Torsten   +12 more
openaire   +2 more sources

ThioFinder: a web-based tool for the identification of thiopeptide gene clusters in DNA sequences. [PDF]

open access: yesPLoS ONE, 2012
Thiopeptides are a growing class of sulfur-rich, highly modified heterocyclic peptides that are mainly active against Gram-positive bacteria including various drug-resistant pathogens.
Jing Li   +8 more
doaj   +1 more source

Transcriptional regulation of the novobiocin biosynthetic gene cluster [PDF]

open access: yesMicrobiology, 2009
The aminocoumarin antibiotic novobiocin is a gyrase inhibitor formed by a Streptomyces strain. The biosynthetic gene cluster of novobiocin spans 23.4 kb and contains 20 coding sequences, among them the two regulatory genes novE and novG. We investigated the location of transcriptional promoters within this cluster by insertion of transcriptional ...
Dangel, Volker   +6 more
openaire   +3 more sources

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Genomic and chemical analyses of 713 marine biofilm-derived bacterial strains

open access: yesApplied and Environmental Microbiology
Marine biofilms are known as a reservoir of bacterial specialized metabolites, but the majority of these metabolites remain unexplored because most biofilm-associated bacteria have not yet been cultivated or genomically characterized.
Jie Lu   +6 more
doaj   +1 more source

Identification and Characterization of Mycemycin Biosynthetic Gene Clusters in Streptomyces olivaceus FXJ8.012 and Streptomyces sp. FXJ1.235

open access: yesMarine Drugs, 2018
Mycemycins A–E are new members of the dibenzoxazepinone (DBP) family, derived from the gntR gene-disrupted deep sea strain Streptomyces olivaceus FXJ8.012Δ1741 and the soil strain Streptomyces sp. FXJ1.235.
Fangying Song   +4 more
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Predicted secondary metabolite biosynthetic gene clusters in 30 streptomycetes genome

open access: yes, 2020
Genomic positions and putative products of predicted secondary metabolite biosynthetic gene clusters in 30 streptomycetes ...
Namil Lee (1909531)   +6 more
core   +1 more source

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