Results 1 to 10 of about 596,536 (272)

Importance of the 2,6-Difluorobenzamide Motif for FtsZ Allosteric Inhibition: Insights from Conformational Analysis, Molecular Docking and Structural Modifications [PDF]

open access: yesMolecules, 2023
A conformational analysis and molecular docking study comparing 2,6-difluoro-3-methoxybenzamide (DFMBA) with 3-methoxybenzamide (3-MBA) has been undertaken for investigating the known increase of FtsZ inhibition related anti S.
Thibaut Barbier   +4 more
doaj   +2 more sources

Synthesis, Conformational Analysis and ctDNA Binding Studies of Flavonoid Analogues Possessing the 3,5-di-tert-butyl-4-hydroxyphenyl Moiety [PDF]

open access: yesAntioxidants, 2022
Flavanones and their biochemical precursors, chalcones, are naturally occurring compounds and consist of privileged scaffolds used in drug discovery due to their wide range of biological activities.
Andromachi Tzani   +6 more
doaj   +2 more sources

Conformalized survival analysis

open access: yesJournal of the Royal Statistical Society Series B: Statistical Methodology, 2023
AbstractIn this paper, we develop an inferential method based on conformal prediction, which can wrap around any survival prediction algorithm to produce calibrated, covariate-dependent lower predictive bounds on survival times. In the Type I right-censoring setting, when the censoring times are completely exogenous, the lower predictive bounds have ...
Emmanuel Candès, Lihua Lei, Zhimei Ren
openaire   +4 more sources

Exploring Helical Folding in Oligomers of Cyclopentane‐Based ϵ‐Amino Acids: A Computational Study

open access: yesChemistryOpen, 2022
The conformational preferences of oligopeptides of an ϵ‐amino acid (2‐((1R,3S)‐3‐(aminomethyl)cyclopentyl)acetic acid, Amc5a) with a cyclopentane substituent in the Cβ−Cγ−Cδ sequence of the backbone were investigated using DFT methods in chloroform and ...
Prof. Dr. Hae Sook Park   +1 more
doaj   +1 more source

Structural effects of meso-halogenation on porphyrins

open access: yesBeilstein Journal of Organic Chemistry, 2021
The use of halogens in the crystal engineering of supramolecular porphyrin assemblies has been a topic of strong interest over the past decades. With this in mind we have characterized a series of direct meso-halogenated porphyrins using single crystal X-
Keith J. Flanagan   +10 more
doaj   +1 more source

Synthesis, X-ray Structure, Conformational Analysis, and DFT Studies of a Giant s-Triazine bis-Schiff Base

open access: yesCrystals, 2021
The current work involves the synthesis of 2,2′-(6-(piperidin-1-yl)-1,3,5-triazine-2,4-diyl)bis(hydrazin-2-yl-1-ylidene))bis(methanylylidene))diphenol 4, characterization, and the DFT studies of the reported compound.
Zainab M. Almarhoon   +5 more
doaj   +1 more source

The effect of chlorination of nucleotide bases on the conformational properties of thymidine monophosphate [PDF]

open access: yesThe Ukrainian Biochemical Journal, 2015
Recent studies on Escherichia coli bacteria cultivation, in which DNA thymine was replaced with 5-chlorouracil have refreshed the problem of understanding the changes to physical properties of DNA monomers resultant from chemical modifications.
T. M. Mukhina, T. Yu. Nikolaienko
doaj   +1 more source

Conformational Analysis of N-Alkyl-N-[2-(diphenylphosphoryl)ethyl]amides of Diphenylphosphorylacetic Acid: Dipole Moments, IR Spectroscopy, DFT Study

open access: yesMolecules, 2021
Experimental and theoretical conformational analysis of N-methyl-N-[2-(diphenylphosphoryl)ethyl]diphenylphosphorylacetamide, N-butyl-N-[2-(diphenylphosphoryl)ethyl]diphenylphosphorylacetamide, and N-octyl-N-[2-(diphenylphosphoryl)ethyl ...
Anastasiia Kuznetsova   +4 more
doaj   +1 more source

INSIGHT INTO THE CONFORMATIONAL SPACE OF N-BENZYL-N-(FURAN-2-YLMETHYL)ACETAMIDE BY NMR SPECTROSCOPY AND DFT CALCULATIONS [PDF]

open access: yesQuímica Nova, 2021
In this study, the conformational behavior of N-benzyl-N-(furan-2-ylmethyl) acetamide in chloroform was addressed by using a combined experimental/theoretical strategy using NMR spectroscopy and quantum chemical calculations.
Jeisson D. Corredor Montaña   +5 more
doaj   +2 more sources

NMR-Verified Dearomatization of 5,7-Substituted Pyrazolo[1,5-a]pyrimidines

open access: yesMolecules, 2023
Tetrahydropyrazolo[1,5-a]pyrimidine (THPP) is an attractive scaffold for designing biologically active compounds. The most obvious way to obtain such compounds is to reduce pyrazolopyrimidines with complex hydrides, because the pyrimidine ring is reduced
Daria Novikova   +5 more
doaj   +1 more source

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