High‐throughput approaches in carbohydrate‐active enzymology: glycosidase and glycosyl transferase inhibitors, evolution, and discovery

L Chao, S Jongkees - Angewandte Chemie, 2019 - Wiley Online Library
Carbohydrates are attached and removed in living systems through the action of
carbohydrate‐active enzymes such as glycosyl transferases and glycoside hydrolases. The …

Developing multitarget coumarin based anti-breast cancer agents: synthesis and molecular modeling study

FN Takla, WA Bayoumi, SM El-Messery, MNA Nasr - Scientific Reports, 2023 - nature.com
A new series of 7-substituted coumarin scaffolds containing a methyl ester moiety at the C4-
position were synthesized and tested for their in vitro anti-proliferative activity against MCF-7 …

An overview of the structure, mechanism and specificity of human heparanase

L Wu, GJ Davies - Heparanase: From Basic Research to Clinical …, 2020 - Springer
The retaining endo-β-D-glucuronidase Heparanase (HPSE) is the primary mammalian
enzyme responsible for breakdown of the glycosaminoglycan heparan sulfate (HS). HPSE …

Metagenomics reveals functional synergy and novel polysaccharide utilization loci in the Castor canadensis fecal microbiome

Z Armstrong, K Mewis, F Liu, C Morgan-Lang… - The ISME …, 2018 - academic.oup.com
Abstract The North American beaver (Castor canadensis) has long been considered an
engineering marvel, transforming landscapes and shaping biological diversity through its …

Characterization of novel lignocellulose-degrading enzymes from the porcupine microbiome using synthetic metagenomics

M Thornbury, J Sicheri, P Slaine, LJ Getz… - PLoS …, 2019 - journals.plos.org
Plant cell walls are composed of cellulose, hemicellulose, and lignin, collectively known as
lignocellulose. Microorganisms degrade lignocellulose to liberate sugars to meet metabolic …

A Mechanism‐Based Approach to Screening Metagenomic Libraries for Discovery of Unconventional Glycosidases

SA Nasseri, L Betschart, D Opaleva… - Angewandte …, 2018 - Wiley Online Library
Functional metagenomics has opened new opportunities for enzyme discovery. To exploit
the full potential of this new tool, the design of selective screens is essential, especially …

Synthesis and evaluation of sensitive coumarin-based fluorogenic substrates for discovery of α-N-acetyl galactosaminidases through droplet-based screening

HM Chen, SA Nasseri, P Rahfeld… - Organic & …, 2021 - pubs.rsc.org
As part of a search for a substrate for droplet-based microfluidic screening assay of α-N-
acetylgalactosaminidases, spectral and physical characteristics of a series of coumarin …

Multifunctional fluorescent probes for high-throughput characterization of hexosaminidase enzyme activity

S Wang, AP Breslawec, MB Poulin - Bioorganic Chemistry, 2022 - Elsevier
Microbial polysaccharides composed of N-acetylglucosamine (GlcNAc), such as chitin,
peptidoglycan and poly-β-(1→ 6)-GlcNAc (dPNAG), play a critical role in maintaining cell …

Targeting carbonic anhydrases II/IX/XII with novel series of coumarin-based compounds: Synthesis, biological activity and molecular dynamics analysis

FN Takla, S Zaib, WA Bayoumi, K Shehzadi… - Journal of Molecular …, 2024 - Elsevier
In the current study, unique series of coumarin sulfonate and sulfamate derivatives were
synthesized. Their selectivity and inhibitory activity against glaucoma and cancer-associated …

Discovery of new glycosidases from metagenomic libraries

Z Armstrong, P Rahfeld, SG Withers - Methods in enzymology, 2017 - Elsevier
Microorganisms routinely perform complex enzymatic transformations of natural material;
thus, their enzymes have the potential to tackle medical and industrial challenges. However …