Results 171 to 180 of about 5,264 (210)

Transglycosylation specificity of glycosyl donors in transglycosylation of stevioside catalysed by cyclodextrin glucanotransferase

Food Chemistry, 2014
Specificity of glycosyl donors is a critical issue in transglycosylation of stevioside, the main methodology to improve edulcorant quality of stevioside. The most popular glucanotransferase applied in this reaction is cyclodextrin glucanotransferase (CGTase) that catalyses cyclisation, coupling, hydrolysis and disproportionation simultaneously; which ...
Yongmei Xia
exaly   +3 more sources

Fluorescence detection of the transglycosylation activity of amylosucrase

Analytical Biochemistry, 2017
The purpose of this study was to investigate the novel fluorescence-based assay for the transglycosylation activity of amylosucrase (ASase). The transglycosylation activity of ASase from Deinococcus geothermalis (DGAS), ASase from Neisseria polysaccharea (NPAS), and DGAS-B (chimeric ASase wherein the B domain from DGAS was exchanged with the B domain ...
Jong-Hyun Jung   +2 more
exaly   +3 more sources

Loop Protein Engineering for Improved Transglycosylation Activity of a β-N-Acetylhexosaminidase [PDF]

open access: yesChemBioChem, 2018
Certain enzymes of the glycoside hydrolase family 20 (GH20) exert transglycosylation activity and catalyze the transfer of β‐N‐acetylglucosamine (GlcNAc) from a chitobiose donor to lactose to produce lacto‐N‐triose II (LNT2), a key human milk ...
Shariza B Jamek   +2 more
exaly   +2 more sources

An Enzymatic Transglycosylation of Purine Bases

Nucleosides, Nucleotides & Nucleic Acids, 2007
An enzymatic transglycosylation of purine heterocyclic bases employing readily available natural nucleosides or sugar-modified nucleosides as donors of the pentofuranose fragment and recombinant nucleoside phosphorylases as biocatalysts has been investigated.
Jarkko, Roivainen   +5 more
openaire   +2 more sources

Transglycosylation of N-acylethanolamines [PDF]

open access: yes
N-acylethanolamines (NAEs), including N-arachidonoylethanolamine (anandamide, AEA), N-palmitoylethanolamine (PEA) and N-oleoylethanolamine (OEA), are signaling lipids that play an important role in different physiological process.
Stevens, A.F.
openaire   +2 more sources

Enzymatic transglycosylation of xylose using a glycosynthase

Carbohydrate Research, 2005
The application of the hyperactive glycosynthase derived from Agrobacterium sp. beta-glucosidase (AbgE358G-2F6) to the synthesis of xylo-oligosaccharides by using alpha-D-xylopyranosyl fluoride as donor represents the first successful use of glycosynthase technology for xylosyl transfer.
Young-Wan, Kim   +2 more
openaire   +2 more sources

Transglycosylation of Guanine Nucleosides

Nucleosides and Nucleotides, 1987
Abstract Tetraacetylguanosine was converted into fully acetylated derivatives of acyclovir and 9-β-D-xylofuranosyl guanine in a novel transglyco-sylation ...
Jeratzy Boryski, Bozenna Golankiewicz
openaire   +1 more source

An Aspergillus nidulans β-mannanase with high transglycosylation capacity revealed through comparative studies within glycosidase family 5 [PDF]

open access: yesApplied Microbiology and Biotechnology, 2014
β-Mannanases are involved in the conversion and modification of mannan-based saccharides. Using a retaining mechanism, they can, in addition to hydrolysis, also potentially perform transglycosylation reactions, synthesizing new glyco-conjugates ...
Henrik Stålbrand   +2 more
exaly   +2 more sources

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