Results 121 to 130 of about 151,614 (341)

Reactivity of Carbohydrate Phosphodiesters, Potential Targets of Antibacterial Agents

open access: yesChemistry &Biodiversity, EarlyView.
A simple carbohydrate phosphodiester model was synthesized to compare the reactivity of phosphodiester bonds within carbohydrates and RNA. ABSTRACT While monosaccharide units in bacterial carbohydrates may be linked with phosphodiester bonds, human carbohydrates exclusively contain glycosidic linkages.
Eero Sillanpää   +2 more
wiley   +1 more source

Recent Advances in Isatin–Thiazole Hybrids: Synthesis, Structural Design, and Biological Application

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT Isatin–thiazole hybrids are considered privileged chemical scaffolds due to their broad spectrum of pharmacological properties, making them attractive candidates for drug development. As a result, isatin–thiazole derivatives have emerged as a prominent class of hybrid heterocycles and have been the focus of extensive research in recent years ...
Isadora M. G. Andrade   +4 more
wiley   +1 more source

Metabolism, Biochemical Actions, and Chemical Synthesis of Anticancer Nucleosides, Nucleotides, and Base Analogs.

open access: yesChemical Reviews, 2016
J. Shelton   +5 more
semanticscholar   +1 more source

DEGRADATION OF SUBSTITUTED PYRIMIDINE NUCLEOSIDES BY ESCHERICHIA COLI AND BACILLUS SUBTILIS

open access: hybrid, 1954
Irving J. Slotnick   +2 more
openalex   +1 more source

Evidence of the Presence of 1-Phosphohistidine as the Main Phosphorylated Component at the Active Site of Bovine Liver Nucleoside Diphosphate Kinase. [PDF]

open access: bronze, 1969
Olov Wålinder   +7 more
openalex   +1 more source

Functional Analysis of Histidine‐Dependent Self‐Cleaving RNAs Obtained by In Vitro Selection

open access: yesChemBioChem, EarlyView.
Ribozymes can be nucleic acid medicines given their catalytic activity. We attempted to obtain functional RNAs that mimic ribonuclease A catalytic mechanisms. Functional RNAs with high histidine specificity were obtained, suggesting that histidine acts in active structure formation.
Nae Sakimoto   +8 more
wiley   +1 more source

Simultaneous Quantification of Nucleosides and Nucleotides from Biological Samples

open access: yesJournal of the American Society for Mass Spectrometry, 2019
Liqing He   +8 more
semanticscholar   +1 more source

SYNTHETIC NUCLEOSIDES

open access: hybrid, 1925
P.A. Levene, Harry Sobotka
openalex   +1 more source

Advances and Challenges in Bioprocess Optimization for the Synthesis of Sugar Nucleotides

open access: yesChemBioChem, EarlyView.
The emergence of flow biocatalysis for the production of glycan building blocks, sugar nucleotides, is considered. Sugar nucleotides represent the cornerstone building blocks for glycan biosynthesis. While methods to access these crucial biomolecules using traditional batch synthetic chemistry and enzymatic approaches have blossomed, uptake using flow ...
Tom L. Roberts   +2 more
wiley   +1 more source

ThiF‐Like Enzyme Chemistry in Primary and Secondary Metabolism

open access: yesChemBioChem, EarlyView.
ThiF‐like enzymes are a widespread protein family found in disparate biosynthetic pathways. They are unified by their use of an NTP to modify a carboxylate, generating an activated species prone to nucleophilic addition. This common intermediate is then targeted by diverse nucleophiles, including persulfide or amino acid side chains, to yield a variety
Keelie S. Butler   +2 more
wiley   +1 more source

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