Results 171 to 180 of about 10,037 (210)

Mechanism‐Based Inhibitors to Probe Transitional States of Glycoside Hydrolases

open access: closed, 2006
Recent structural and kinetic studies indicate that glycosidases (glycoside hydrolases) change the peripheral structure of their catalytic sites dynamically to trim glycan structures. Inhibitors that label specific amino acid residues in the active site of these enzymes based on its mechanism of action are powerful tools to probe such a hidden ...
Hiroshi Hinou   +2 more
openalex   +3 more sources

New Class of Glycoside Hydrolase Mechanism-Based Covalent Inhibitors: Glycosylation Transition State Conformations

open access: closedJournal of the American Chemical Society, 2017
The design of covalent inhibitors in glycoscience research is important for the development of chemical biology probes. Here we report the synthesis of a new carbocyclic mechanism-based covalent inhibitor of an α-glucosidase. The enzyme efficiently catalyzes its alkylation via either an allylic cation or a cationic transition state.
Saeideh Shamsi Kazem Abadi   +5 more
openalex   +3 more sources

Revisiting glycoside hydrolase family 20 β-N-acetyl-d-hexosaminidases: Crystal structures, physiological substrates and specific inhibitors

open access: closedBiotechnology Advances, 2018
Glycoside hydrolase family 20 β-N-acetyl-d-hexosaminidases (GH20s) catalyze the hydrolysis of glycosidic linkages in glycans, glycoproteins and glycolipids. The diverse substrates of GH20s account for their various roles in many important bioprocesses, such as glycoprotein modification, glycoconjugate metabolism, gamete recognition and chitin ...
Tian Liu, Yanwei Duan, Qing Yang
openalex   +3 more sources

The Synthesis of a New Class of Potential Inhibitors for Glycoside Hydrolases†

open access: closedJournal of Carbohydrate Chemistry, 2005
Some attempts toward the synthesis of novel inhibitors of glycosyl transferases are described. More successfully, the synthesis of an activated cyclopropacyclohexene and an amide and an amine of a cyclopropa‐fused pyranose are described. None of these three novel compounds proved to be a significant inhibitor of a retaining α‐glucosidase from barley. †
Robert V. Stick, Keith A. Stubbs
openalex   +2 more sources

ChemInform Abstract: Cyclic Guanidinium Ions as Analogues of Glycosyl Cations are Competitive and Noncompetitive Inhibitors of Glycoside Hydrolases.

open access: closedChemInform, 1995
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” option.
J. Lehmann, Beatrice Rob
openalex   +2 more sources

ChemInform Abstract: The Synthesis of Some Epoxyalkyl β‐C‐Glycosides as Potential Inhibitors of β‐Glucan Hydrolases.

open access: closedChemInform, 1997
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” option.
Wayne M. Best   +4 more
openalex   +2 more sources

Glycoside Hydrolase Catalysis: Do Substrates and Mechanism-Based Covalent Inhibitors React via Matching Transition States?

open access: closedACS Catalysis, 2022
Oluwafemi Akintola   +7 more
openalex   +2 more sources

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