Results 71 to 80 of about 526 (132)

Enzymatic Prenylation of Proteins and Peptides: From Cysteine S‐Prenylation to Tryptophan‐Selective Biocatalysis

open access: yesChemistry – A European Journal, Volume 32, Issue 24, 23 June 2026.
This review highlights biocatalytic prenylation as a versatile strategy for tailoring the functional properties of peptides and proteins. By comparing branched isoprenoids with linear lipids, we illustrate how specific prenyl architectures modulate the behaviors of lipidated proteins within membrane environments.
Daisuke Fujinami   +2 more
wiley   +1 more source

rBAN: retro-biosynthetic analysis of nonribosomal peptides [PDF]

open access: yesJournal of Cheminformatics, 2019
Proteinogenic and non-proteinogenic amino acids, fatty acids or glycans are some of the main building blocks of nonribsosomal peptides (NRPs) and as such may give insight into the origin, biosynthesis and bioactivities of their constitutive peptides.
Emma Ricart   +5 more
openaire   +7 more sources

Mining the Yucatan Coastal Microbiome for the Identification of Non-Ribosomal Peptides Synthetase (NRPS) Genes

open access: yesToxins, 2020
Prokaryotes represent a source of both biotechnological and pharmaceutical molecules of importance, such as nonribosomal peptides (NRPs). NRPs are secondary metabolites which their synthesis is independent of ribosomes.
Mario Alberto Martínez-Núñez   +1 more
doaj   +1 more source

Virulence, Host-Selective Toxin Production, and Development of Three Cochliobolus Phytopathogens Lacking the Sfp-Type 4′-Phosphopantetheinyl Transferase Ppt1

open access: yesMolecular Plant-Microbe Interactions, 2015
The Sfp-type 4′-phosphopantetheinyl transferase Ppt1 is required for activation of nonribosomal peptide synthetases, including α-aminoadipate reductase (AAR) for lysine biosynthesis and polyketide synthases, enzymes that biosynthesize peptide and ...
Nur Ain Izzati Mohd Zainudin   +7 more
doaj   +1 more source

Aspergillus hancockii sp. nov., a biosynthetically talented fungus endemic to southeastern Australian soils.

open access: yesPLoS ONE, 2017
Aspergillus hancockii sp. nov., classified in Aspergillus subgenus Circumdati section Flavi, was originally isolated from soil in peanut fields near Kumbia, in the South Burnett region of southeast Queensland, Australia, and has since been found ...
John I Pitt   +11 more
doaj   +1 more source

Structures of teixobactin-producing nonribosomal peptide synthetase condensation and adenylation domains

open access: yesCurrent Research in Structural Biology, 2020
The recently discovered antibiotic teixobactin is produced by uncultured soil bacteria. The antibiotic inhibits cell wall synthesis of Gram-positive bacteria by binding to precursors of cell wall building blocks, and therefore it is thought to be less ...
Kemin Tan   +7 more
doaj   +1 more source

Draft genome sequence of a human-associated isolate of Haloferax alexandrinus strain Arc-hr, an extremely halophilic archaea

open access: yesNew Microbes and New Infections, 2017
We report the draft genome sequence of Haloferax alexandrinus strain Arc-hr (CSUR P798), isolated from the human gut of a 10-year-old Amazonian individual. Its 3 893 626 bp genome exhibits a 66.00% GC content.
S. Khelaifia   +3 more
doaj   +1 more source

Distinct roles for intra- and extracellular siderophores during Aspergillus fumigatus infection.

open access: yesPLoS Pathogens, 2007
Siderophore biosynthesis by the highly lethal mould Aspergillus fumigatus is essential for virulence, but non-existent in humans, presenting a rare opportunity to strategize therapeutically against this pathogen.
Markus Schrettl   +9 more
doaj   +1 more source

Development of a chemical scaffold for inhibiting nonribosomal peptide synthetases in live bacterial cells

open access: yesBeilstein Journal of Organic Chemistry
The adenylation (A) domain is essential for non-ribosomal peptide synthetases (NRPSs), which synthesize various peptide-based natural products, including virulence factors, such as siderophores and genotoxins.
Fumihiro Ishikawa   +3 more
doaj   +1 more source

Mechanistic Insights Into the Biosynthesis of Pseurotin A in Aspergillus fumigatus

open access: yesSmall Structures
The biosynthesis of pseurotin A, a fungal metabolite with antibiotic and immunosuppressive properties, involves a group of enzymes, including a polyketide‐nonribosomal peptide synthase (PKS‐NRPS), PsoA, and a bifunctional enzyme, PsoF. PsoA consists of a
Lei Sun   +5 more
doaj   +1 more source

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