Results 51 to 60 of about 98,689 (389)

Total synthesis of mycobacterial arabinogalactan containing 92 monosaccharide units

open access: yesNature Communications, 2017
Carbohydrates are diverse bio-macromolecules with highly complex structures that are involved in numerous biological processes. Well-defined carbohydrates obtained by chemical synthesis are essential to the understanding of their functions.
Yong Wu   +4 more
semanticscholar   +1 more source

The role of the mobile proton in fucose migration [PDF]

open access: yes, 2019
Fucose migration reactions represent a substantial challenge in the analysis of fucosylated glycan structures by mass spectrometry. In addition to the well-established observation of transposed fucose residues in glycan-dissociation product ions, recent ...
Helden, Gert von   +7 more
core   +1 more source

Glycan analysis of the chicken synaptic plasma membrane glycoproteins - a major synaptic N-glycan carries the LewisX determinant [PDF]

open access: yes, 2005
The majority of plasma membrane components are glycosylated. It is now widely accepted that this post-translational modification is crucial during the establishment, maintenance and function of the nervous system.
Koles, Kate   +3 more
core   +4 more sources

Catalysts on Demand: Selective Oxidations by Laboratory-Evolved Cytochrome P450 BM3 [PDF]

open access: yes, 2009
Efficient catalysts for selective oxidation of C-H bonds using atmospheric oxygen are highly desirable to decrease the economic and environmental costs associated with conventional oxidation processes.
Arnold, Frances H., Lewis, Jared C.
core   +2 more sources

Construction of hyperthermostable d‐allulose 3‐epimerase from Arthrobacter globiformis M30 using the sequence information from Arthrobacter psychrolactophilus

open access: yesFEBS Open Bio, EarlyView.
d‐Allulose can be produced from d‐fructose by d‐allulose 3‐epimerase. Based on sequence homology information, we successfully engineered thermostable mutants with the protein engineering method. By integrating positive mutations, we constructed an enzyme that exhibits hyperthermostability without a loss in the activity.
Kensaku Shimada   +3 more
wiley   +1 more source

Structure Characterization of Honey-Processed Astragalus Polysaccharides and Its Anti-Inflammatory Activity In Vitro

open access: yesMolecules, 2018
Honey-processed Astragalus is a dosage form of Radix Astragalus mixed with honey by a traditional Chinese medicine processing method which strengthens the tonic effect.
Jingzhu Liao   +7 more
doaj   +1 more source

Chemoenzymatic elaboration of monosaccharides using engineered cytochrome P450_(BM3) demethylases [PDF]

open access: yes, 2009
Polysaccharides comprise an extremely important class of biopolymers that play critical roles in a wide range of biological processes, but the synthesis of these compounds is challenging because of their complex structures.
Arnold, Frances H.   +8 more
core   +1 more source

Sugar metabolism and accumulation in the fruit of transgenic apple trees with decreased sorbitol synthesis. [PDF]

open access: yes, 2018
Both sorbitol and sucrose are synthesized in source leaves and transported to fruit for supporting fruit growth in tree fruit species of the Rosaceae family.
Cheng, Lailiang   +4 more
core   +2 more sources

Interaction of class III cellobiose dehydrogenase with lytic polysaccharide monooxygenase

open access: yesFEBS Open Bio, EarlyView.
The activity of lytic polysaccharide monooxygenase (LPMO) is supported by its auxiliary enzyme cellobiose dehydrogenase (CDH). The catalytic activity of both enzymes is coupled by electron transfer and a cyclic cascade generating substrates for both enzymes – hydrogen peroxide for LPMO and oxidized and non‐oxidized cellobiose and cello‐oligosaccharide ...
Angela Giorgianni   +4 more
wiley   +1 more source

A boronic acid-based fluorescent hydrogel for monosaccharide detection

open access: yesFrontiers of Chemical Science and Engineering, 2018
A boronic acid-based anthracene fluorescent probe was functionalised with an acrylamide unit to incorporate into a hydrogel system for monosaccharide detection.
Suying Xu   +9 more
semanticscholar   +1 more source

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