Results 321 to 330 of about 1,591,440 (405)

Exploring a unique class of flavoenzymes: Identification and biochemical characterization of ribosomal RNA dihydrouridine synthase. [PDF]

open access: yesProc Natl Acad Sci U S A
Toubdji S   +16 more
europepmc   +1 more source

Exploring Bioactive Metabolites From Fusarium falciforme and Aspergillus terreus Isolated From Protease‐Rich Fruits: Antifungal, Antitrypanosomal, and Enzymatic Inhibitory Activities

open access: yesChemistry &Biodiversity, EarlyView.
Metabolites from fungi isolated from protease rich‐fruits displayed antifungal, antitrypanosomal and enzymatic inhibitory activities. ABSTRACT Fungal secondary metabolites display remarkable chemical diversity and biological potential, with applications in agriculture and pharmaceuticals. This study isolated and characterized bioactive metabolites from
Gabriela de Oliveira Almeida   +8 more
wiley   +1 more source

Poly(ethylene Glycol)‐Based Peptidomimetics (Pegtides) of Antimicrobial Peptides

open access: yesChemBioChem, EarlyView.
Polyethylene glycol (PEG) is commonly used to improve the pharmacokinetics and pharmacodynamics of therapeutic candidates by conjugation. Here PEG is exploited for peptidomimetic conversion of antimicrobial peptides (AMPs), as candidate antibacterial agents, by replacing their polyamide backbone. The pegtides obtained thereby can be readily synthesized
Conor Shine   +13 more
wiley   +1 more source

Diastereoselective, Diversifiable Synthesis and Biological Evaluation of the Virginiamycin Inducers, the Virginiae Butanolides

open access: yesChemBioChem, EarlyView.
Production of natural products is tightly regulated, resulting in many silent biosynthetic gene clusters. BarA is a repressor that downregulates production of the virginiamycin antibiotics. The VBs are ligands for BarA that reverse its repression of virginiamycin production.
Kylie G. Castator   +3 more
wiley   +1 more source

Exploring the Substrate Flexibility of GrsB Thioesterase Leads to the Structural Reassignment of a Gramicidin S Variant

open access: yesChemBioChem, Accepted Article.
Gramicidin S (GS) is a cyclic decapeptide derived from two pentapeptides. The C‐terminal thioesterase (TE) domain of gramicidin S synthetase B (GrsB) dimerizes precursor pentapeptides and cyclizes the resulting linear decapeptide. Recently, a GS variant (GS‐SA), in which a single D‐Phe was replaced by L‐Ser(Allyl), was reported via precursor‐directed ...
Sho Konno   +8 more
wiley   +1 more source

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