Results 81 to 90 of about 7,439 (222)

Elucidation of novel turnagainolides and their biosynthetic gene cluster in Bacillus subtilis

open access: yesApplied and Environmental Microbiology
Turnagainolides represent a unique class of cyclic depsipeptides characterized by the presence of a rare (E)-3-hydroxy-5-phenylpent-4-enoic acid (Hppa) residue, exhibiting diverse bioactivities.
Peng Li   +8 more
doaj   +1 more source

Extracellular matrix and proteolysis: mechanisms driving irreversible changes and shaping cell behavior

open access: yesThe FEBS Journal, Volume 293, Issue 13, Page 3788-3813, July 2026.
Irreversible ECM proteolysis by remodeling enzymes shapes development, homeostasis, and disease. ECM‐degrading proteases display cell specificity and are governed by shared mechanisms, exhibiting functional redundancy in generating matrikines, growth factors, and cytokines.
Inna Solomonov, Orit Kollet, Irit Sagi
wiley   +1 more source

A Concise Route to the Proposed Structure of Lydiamycin B, an Antimycobacterial Depsipeptide

open access: yes, 2016
The total synthesis of four possible isomers with the proposed structure of antimycobacterial depsipeptide lydiamycin B is achieved. None of them shows identical NMR data with those reported for natural lydiamycin B, indicating that further structural ...
Dawei Ma (275249)   +2 more
core   +1 more source

Transcription inhibition by the depsipeptide antibiotic salinamide A

open access: yeseLife, 2014
We report that bacterial RNA polymerase (RNAP) is the functional cellular target of the depsipeptide antibiotic salinamide A (Sal), and we report that Sal inhibits RNAP through a novel binding site and mechanism.
David Degen   +12 more
doaj   +1 more source

Discovery and Biosynthesis of the Novel Glycotetrapeptide Antibiotic Biffamycin A

open access: yesAngewandte Chemie, Volume 138, Issue 26, 22 June 2026.
Genetic de‐regulation of a silent biosynthetic pathway allowed isolation and characterisation of a novel glycopeptide antibiotic named biffamycin A, which harbours unprecedented 5‐chloro‐4‐methoxy tryptophan and 3R‐hydroxy(α‐D‐mannoysl)‐D‐lysine moieties and is bioactive against MRSA and VRSA.
Michael W. Brigham   +11 more
wiley   +1 more source

Total Syntheses of Depsipeptide Elastase Inhibitors YM-47141 and YM-47142 with use of Ylide Protection and Coupling Methods

open access: yes, 2016
Total Syntheses of Depsipeptide Elastase Inhibitors YM-47141 and YM-47142 with use of Ylide Protection and Coupling ...
Jyun-Hung Chen (2994912)   +2 more
core   +1 more source

Depsipeptide Nucleic Acids: Prebiotic Formation, Oligomerization, and Self-Assembly of a New Proto-Nucleic Acid Candidate

open access: yes, 2021
The mechanism by which informational polymers first formed on the early earth is currently unknown. The RNA world hypothesis implies that RNA oligomers were produced prebiotically, before the emergence of enzymes, but the demonstration of such a process ...
Ramanarayanan Krishnamurthy   +13 more
core   +1 more source

Advanced Methods for Detection of Bacillus cereus and Its Pathogenic Factors

open access: yesSensors, 2020
Bacillus cereus is an opportunistic foodborne pathogen causing food intoxication and infectious diseases. Different toxins and pathogenic factors are responsible for diarrheal syndrome, like nonhemolytic enterotoxin Nhe, hemolytic enterotoxin Hbl ...
Nalini Ramarao   +3 more
doaj   +1 more source

The first biologically active synthetic analogues of FK228, the depsipeptide histone deacetylase inhibitor

open access: yes, 2007
The FK228 and spiruchostatin bicyclic depsipeptide natural products are among the most potent histone deacetylase (HDAC) inhibitors known. Although FK228 is in advanced clinical trials, the complexity of the natural products has precluded mechanistic ...
Packham, Graham   +9 more
core   +1 more source

Combined Application of Orthogonal Sortases and Depsipeptide Substrates for Dual Protein Labeling

open access: yes, 2022
Staphylococcus aureus sortase A is a transpeptidase that has been extensively exploited for site-specific modification of proteins and was originally used to attach a labeling reagent containing an LPXTG recognition sequence to a protein or peptide with ...
Michael E. Webb (4419319)   +4 more
core   +1 more source

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