Results 11 to 20 of about 115,586 (202)

Nucleoside Phosphorylases [PDF]

open access: yesCurrent Organic Chemistry, 2006
Nucleoside phosphorylases (NPs) are transferases that catalyse the reversible cleavage of the glycosidic bond of ribo- or deoxyribo nucleosides, in the presence of inorganic phosphate, to generate the base and ribose- or deoxyribose- 1-phosphate.
E. Lewkowicz, A. Iribarren
openaire   +3 more sources

Can Crystal Symmetry and Packing Influence the Active Site Conformation of Homohexameric Purine Nucleoside Phosphorylases?

open access: yesCroatica Chemica Acta, 2016
It is generaly believed that enzymes retain most of their functionality in the crystal form due to the large solvent content of protein crystals. This is facilitated by the fact that their natural environment in solution is not too far from the one found
Marija Luić, Zoran Štefanić
doaj   +2 more sources

Insights into phosphate cooperativity and influence of substrate modifications on binding and catalysis of hexameric purine nucleoside phosphorylases. [PDF]

open access: yesPLoS ONE, 2012
The hexameric purine nucleoside phosphorylase from Bacillus subtilis (BsPNP233) displays great potential to produce nucleoside analogues in industry and can be exploited in the development of new anti-tumor gene therapies.
Priscila O de Giuseppe   +5 more
doaj   +2 more sources

Engineering a Bifunctional Fusion Purine/Pyrimidine Nucleoside Phosphorylase for the Production of Nucleoside Analogs [PDF]

open access: yesBiomolecules
Nucleoside phosphorylases (NPs) are pivotal enzymes in the salvage pathway, catalyzing the reversible phosphorolysis of nucleosides to produce nucleobases and α-D-ribose 1-phosphate.
Daniel Hormigo   +4 more
doaj   +2 more sources

Biosynthesis of Arabinoside from Sucrose and Nucleobase via a Novel Multi-Enzymatic Cascade [PDF]

open access: yesBiomolecules
Arabinoside and derived nucleoside analogs, a family of nucleoside analogs, exhibit diverse typically biological activities and are widely used as antibacterial, antiviral, anti-inflammatory, antitumor, and other drugs in clinical and preclinical trials.
Yuxue Liu   +6 more
doaj   +2 more sources

Conservation of structure and activity in Plasmodium purine nucleoside phosphorylases. [PDF]

open access: yesBMC Struct Biol, 2009
BackgroundPurine nucleoside phosphorylase (PNP) is central to purine salvage mechanisms in Plasmodium parasites, the causative agents of malaria. Most human malaria results from infection either by Plasmodium falciparum (Pf), the deadliest form of the ...
Chaikuad A, Brady RL.
europepmc   +2 more sources

Synthesis of Substituted 1,2,4-Triazole-3-Thione Nucleosides Using E. coli Purine Nucleoside Phosphorylase [PDF]

open access: yesBiomolecules
1,2,4-Triazole derivatives have a wide range of biological activities. The most well-known drug that contains 1,2,4-triazole as part of its structure is the nucleoside analogue ribavirin, an antiviral drug. Finding new nucleosides based on 1,2,4-triazole
Ilya V. Fateev   +22 more
doaj   +2 more sources

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