Results 81 to 90 of about 39,910 (236)

Facile synthesis of nitrophenyl 2-acetamido-2-deoxy-α-D-mannopyranosides from ManNAc-oxazoline

open access: yesBeilstein Journal of Organic Chemistry, 2012
The synthetic procedures for a large-scale preparation of o- and p-nitrophenyl 2-acetamido-2-deoxy-α-D-mannopyranoside are described. The synthetic pathway employs the glycosylation of phenol with ManNAc oxazoline, followed by nitration of the aromatic ...
Karel Křenek   +5 more
doaj   +1 more source

Spatial intensity distribution analysis quantifies the extent and regulation of homodimerization of the secretin receptor [PDF]

open access: yes, 2017
Previous studies have indicated that the G protein-coupled secretin receptor is present as a homo-dimer, organized through symmetrical contacts in transmembrane domain IV, and that receptor dimerization is critical for high potency signalling by secretin.
Harikumar, Kaleeckal G.   +4 more
core   +2 more sources

RNF13 is a previously undescribed interactor of iduronate 2‐sulfatase that modifies its glycosylation and maturation

open access: yesThe FEBS Journal, EarlyView.
Iduronate 2‐sulfatase (IDS; purple) is expressed as a precursor protein that goes through multiple steps of maturation, modification, and trafficking to become an active lysosomal enzyme that degrades glycosaminoglycans. Our study shows that the transmembrane ubiquitin ligases RNF13 (orange) and RNF167 (pink) heterodimerize, affecting IDS intracellular
Valérie C. Cabana   +4 more
wiley   +1 more source

Evaluation of biochemical and histological indices of the pulp intactix teeth in the experimental conditions pulphyperthermia

open access: yesКубанский научный медицинский вестник, 2014
The article presents the results of experimental studies on the activity of acid lysosomal field of glycosidase inhibition (β-glucuronidase, β-glucosidase and β-N-acetylglucosaminidase) and their influence on the function of cells of the pulp in the ...
A. G. Sirak   +5 more
doaj  

Effect of Raw Material, Pressing and Glycosidase on the Volatile Compound Composition of Wine Made From Goji Berries

open access: yesMolecules, 2016
This study investigated the effect of raw material, pressing, and glycosidase on the aromatic profile of goji berry wine. The free-run and the pressed juice of dried and fresh goji berries were used for wine production, whereas glycosidase was applied to
Guanshen Yuan   +7 more
doaj   +1 more source

Expression and Circular Dichroism Studies of the Extracellular Domain of the alpha Subunit of the Nicotinic Acetylcholine Receptor [PDF]

open access: yes, 1997
To provide material suitable for structural studies of the nicotinic acetylcholine receptor, we have expressed and purified the NH2-terminal extracellular domain of the mouse muscle alpha subunit.
Bjorkman, Pamela J.   +3 more
core  

Characterization of the interdependency between residues that bind the substrate in a β-glycosidase [PDF]

open access: yes, 2010
The manner by which effects of simultaneous mutations combine to change enzymatic activity is not easily predictable because these effects are not always additive in a linear manner. Hence, the characterization of the effects of simultaneous mutations of
GONÇALVES, L.M.   +3 more
core   +3 more sources

Polyesterase activity and thermostability of carboxylesterases from Thermoleophilum album YS‐3

open access: yesThe FEBS Journal, EarlyView.
Three novel α/β‐hydrolases from thermophilic bacterium Thermoleophilum album display carboxylesterase and polyesterase activity. These enzymes hydrolyse PET, PLA and PCL both at high and moderate temperatures. TA21 shows superior activity, efficiently converting MHET to terephthalic acid. Structural features underlying substrate binding highlight their
Tatyana N. Chernikova   +6 more
wiley   +1 more source

Anticholinergic and antidiabetic effects of isoeugenol from clove (Eugenia caryophylata) oil

open access: yesInternational Journal of Food Properties, 2019
Isoeugenol (2-methoxy-4-(prop-1-en-1-yl)phenol), a component of from clove (Eugenia caryophylata) oil, is a starting material for both the biotechnological and synthetic production of vanillin and vanillic acid.
Fevzi Topal
doaj   +1 more source

Glycosidases separation and their relation to alcohol aroma production in the flowers of Gardenia Jasminoides E

open access: yes浙江大学学报. 农业与生命科学版, 2000
Glycosidases were separated with CM-Toyopearl 650M column chromatography in this study. The collected liquid was divided into eleven fractions from A to K by the activities of three glycosidases β-Glucosidase, β-Xylosidase and β-Primeverosidase.
DONG Shang-sheng, TONG Qi-qing
doaj   +1 more source

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