Chemically modified and conjugated antimicrobial peptides against superbugs

W Li, F Separovic, NM O'Brien-Simpson… - Chemical Society …, 2021 - pubs.rsc.org
Antimicrobial resistance (AMR) is one of the greatest threats to human health that, by 2050,
will lead to more deaths from bacterial infections than cancer. New antimicrobial agents …

Advances in chemical probing of protein O-GlcNAc glycosylation: structural role and molecular mechanisms

A Saha, D Bello, A Fernández-Tejada - Chemical Society Reviews, 2021 - pubs.rsc.org
The addition of O-linked-β-DN-acetylglucosamine (O-GlcNAc) onto serine and threonine
residues of nuclear and cytoplasmic proteins is an abundant, unique post-translational …

Ultrafast Au (III)-mediated arylation of cysteine

EA Doud, JAR Tilden, JW Treacy… - Journal of the …, 2024 - ACS Publications
Through mechanistic work and rational design, we have developed the fastest
organometallic abiotic Cys bioconjugation. As a result, the developed organometallic Au (III) …

Nonenzymatic Stereoselective S-Glycosylation of Polypeptides and Proteins

LQ Wan, X Zhang, Y Zou, R Shi, JG Cao… - Journal of the …, 2021 - ACS Publications
Here we report a nonenzymatic glycosylation reaction that builds axial S-glycosidic bonds
under biorelevant conditions. This strategy is enabled by the design and use of allyl glycosyl …

O-GlcNAc modification of small heat shock proteins enhances their anti-amyloid chaperone activity

AT Balana, PM Levine, TW Craven, S Mukherjee… - Nature …, 2021 - nature.com
A major role for the intracellular post-translational modification O-GlcNAc appears to be the
inhibition of protein aggregation. Most of the previous studies in this area focused on O …

Targeted protein O-GlcNAcylation using bifunctional small molecules

B Ma, KS Khan, T Xu, J Xeque Amada… - Journal of the …, 2024 - ACS Publications
Protein O-linked β-N-acetylglucosamine modification (O-GlcNAcylation) plays a crucial role
in regulating essential cellular processes. The disruption of the homeostasis of O …

[HTML][HTML] The multifaceted role of intracellular glycosylation in cytoprotection and heart disease

P Umapathi, A Aggarwal, F Zahra, B Narayanan… - Journal of Biological …, 2024 - Elsevier
The modification of nuclear, cytoplasmic, and mitochondrial proteins by O-linked β-N-
acetylglucosamine (O-GlcNAc) is an essential post-translational modification common in …

Synthesis of glycopeptides and glycopeptide conjugates

W Doelman, SI van Kasteren - Organic & Biomolecular Chemistry, 2022 - pubs.rsc.org
Protein glycosylation is a key post-translational modification important to many facets of
biology. Glycosylation can have critical effects on protein conformation, uptake and …

Chemoenzymatic synthesis of sulfur-linked sugar polymers as heparanase inhibitors

P He, X Zhang, K **a, DE Green, S Baytas, Y Xu… - Nature …, 2022 - nature.com
Complex carbohydrates (glycans) are major players in all organisms due to their structural,
energy, and communication roles. This last essential role involves interacting and/or …

Genetic recoding to dissect the roles of site-specific protein O-GlcNAcylation

A Gorelik, SG Bartual, VS Borodkin… - Nature structural & …, 2019 - nature.com
Modification of specific Ser and Thr residues of nucleocytoplasmic proteins with O-GlcNAc,
catalyzed by O-GlcNAc transferase (OGT), is an abundant posttranslational event essential …