Fueling the fire: emerging role of the hexosamine biosynthetic pathway in cancer

NM Akella, L Ciraku, MJ Reginato - BMC biology, 2019 - Springer
Altered metabolism and deregulated cellular energetics are now considered a hallmark of
all cancers. Glucose, glutamine, fatty acids, and amino acids are the primary drivers of tumor …

Role of O-linked N-acetylglucosamine protein modification in cellular (patho)physiology

JC Chatham, J Zhang, AR Wende - Physiological reviews, 2021 - journals.physiology.org
In the mid-1980s, the identification of serine and threonine residues on nuclear and
cytoplasmic proteins modified by a N-acetylglucosamine moiety (O-GlcNAc) via an O …

Analytical and biochemical perspectives of protein O-GlcNAcylation

J Ma, C Wu, GW Hart - Chemical Reviews, 2021 - ACS Publications
Protein O-linked β-N-acetylglucosamine (O-GlcNAc) modification (O-GlcNAcylation) is a
unique monosaccharide modification discovered in the early 1980s. With the technological …

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 …

O-GlcNAcylation and its role in the immune system

YH Chang, CL Weng, KI Lin - Journal of biomedical science, 2020 - Springer
Abstract O-linked-N-acetylglucosaminylation (O-GlcNAcylation) is a type of glycosylation that
occurs when a monosaccharide, O-GlcNAc, is added onto serine or threonine residues of …

Tools, tactics and objectives to interrogate cellular roles of O-GlcNAc in disease

C Fehl, JA Hanover - Nature chemical biology, 2022 - nature.com
The vast array of cell types of multicellular organisms must individually fine-tune their
internal metabolism. One important metabolic and stress regulatory mechanism is the …

Foetal recapitulation of nutrient surplus signalling by O‐GlcNAcylation and the failing heart

M Packer - European Journal of Heart Failure, 2023 - Wiley Online Library
The development of the foetal heart is driven by increased glucose uptake and activation of
mammalian target of rapamycin (mTOR) and hypoxia‐inducible factor‐1α (HIF‐1α), which …

Potent de novo macrocyclic peptides that inhibit O‐GlcNAc transferase through an allosteric mechanism

MG Alteen, H Peacock, RW Meek… - Angewandte Chemie …, 2023 - Wiley Online Library
Glycosyltransferases are a superfamily of enzymes that are notoriously difficult to inhibit.
Here we apply an mRNA display technology integrated with genetic code reprogramming …

Don't sugarcoat it: How glycocalyx composition influences cancer progression

A Buffone Jr, VM Weaver - Journal of Cell Biology, 2019 - rupress.org
Mechanical interactions between tumors and the extracellular matrix (ECM) of the
surrounding tissues have profound effects on a wide variety of cellular functions. An …

Mechanistic roles for altered O-GlcNAcylation in neurodegenerative disorders

AT Balana, MR Pratt - Biochemical Journal, 2021 - portlandpress.com
Neurodegenerative diseases such as Alzheimer's and Parkinson's remain highly prevalent
and incurable disorders. A major challenge in fully understanding and combating the …