Results 71 to 80 of about 173,532 (309)

Structural and enzymatic characterisation of nucleoside triphosphate diphosphohydrolases from Trifolium repens and Dolichos biflorus [PDF]

open access: yes, 2012
Extracellular nucleoside triphosphate diphosphohydrolases (NTPDases) are enzymes that reduce the extracellular nucleotide signal and inactivate the purinogenic signalling pathway.
Cumming, Mathew Hoani
core  

Multicomponent reactions in nucleoside chemistry [PDF]

open access: yes, 2014
This review covers sixty original publications dealing with the application of multicomponent reactions (MCRs) in the synthesis of novel nucleoside analogs.
Mariola Koszytkowska-Stawińska   +1 more
core   +1 more source

Deep Contrastive Learning for High‐Throughput Prediction of Drug Resistance Mutations from Sequences

open access: yesAdvanced Science, EarlyView.
This study presents DeepMutDTA, a deep learning framework aimed at predicting mutation‐induced changes in protein‐drug interactions and prioritizing variants potentially linked to drug resistance. Trained on large‐scale data, it incorporates SimSiam‐MuTF, a label‐aware contrastive fine‐tuning strategy that encourages separation between WT and MT ...
Xiaowen Hu   +7 more
wiley   +1 more source

Increasing TET Expression and 5‐Hydroxymethylcytosine Formation by a Carbocyclic 5‐Aza‐2′‐deoxy‐cytidine Antimetabolite

open access: yesAngewandte Chemie, EarlyView.
The carbocyclic Decitabine analog (cAzadC) incorporates as an antimetabolite weakly into the genome of growing tumor cells, where it triggers a genome‐wide demethylation and a surprisingly strong hydroxymethylation of cytosine, which translates into an efficient in vivo antitumor (AML) effect.
Maike Däther   +17 more
wiley   +2 more sources

The Host Cell Factor Phosphatase‐2A Subunit PR130 Restricts Replication of Herpes Simplex Virus Type‐1

open access: yesAdvanced Science, EarlyView.
Molecular, genetic, virological, and biochemical analysis in combination with global proteome and phosphoproteome profiling and functional assays were applied to study the role of PR130 in the context of HSV‐1 replication. The observations reveal that host‐intrinsic mechanisms regulate HSV‐1 replication and highlight PR130 as a susceptibility factor of
Johannes Jungwirth   +10 more
wiley   +1 more source

Recent Advances in Synthesis and Biological Activity of 4'-Thionucleosides [PDF]

open access: yes, 2018
4'-thionucleosides; DNA; Gene modulation; Nucleoside analogues; Rational design ...
정낙신
core   +1 more source

Emerging Roles of Nucleoside Transporters [PDF]

open access: yes, 2018
Since human Nucleoside Transporters (hNTs) were identified by their activity as transport systems, extensive work has been done to fully characterize them at the molecular and physiological level. Many efforts have been addressed to the identification of
Pastor Anglada, Marçal   +3 more
core   +3 more sources

Borylcyclopropanes: Synthetic Strategies and Applications

open access: yesAngewandte Chemie, EarlyView.
Borylcyclopropanes (cyclopropanes bearing a boron substituent) sit at the intersection of two privileged frameworks in synthesis. This review provides the first exhaustive survey of their chemistry, spanning metal–carbene, nucleophilic cyclization, radical, hydroboration, and C─H activation routes, and documenting applications in medicinal chemistry ...
Aiza A. Butt, Joseph M. Ready
wiley   +2 more sources

Synthesis of 1,4-azaphosphinine nucleosides and evaluation as inhibitors of human cytidine deaminase and APOBEC3A

open access: yesBeilstein Journal of Organic Chemistry
Nucleoside and polynucleotide cytidine deaminases (CDAs), such as CDA and APOBEC3, share a similar mechanism of cytosine to uracil conversion. In 1984, phosphapyrimidine riboside was characterised as the most potent inhibitor of human CDA, but the quick ...
Maksim V. Kvach   +5 more
doaj   +1 more source

Crystal structure of 8-(4-methylphenyl)-2′-deoxyadenosine hemihydrate

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2018
In the asymmetric unit, equalling the unit cell (triclinic, P1, Z = 1), two molecules of the title compound, 8-(4-methylphenyl)-d-2′-deoxyadenosine, C17H19N5O3, are present, with distinct conformations of the two sugar moieties, together with one solvent
Ajaykumar V. Ardhapure   +4 more
doaj   +1 more source

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