Results 41 to 50 of about 221,358 (307)

Hydrogen Bonding, Electrostatic Potential, and Molecular Design [PDF]

open access: yes, 2016
The Vα(r) descriptor was introduced and shown to be an effective and useful predictor of hydrogen bond acidity. Vα(r) is defined as the electrostatic potential at a distance, r, from the donor hydrogen on an axis defined by the nuclei of the hydrogen ...
Peter W. Kenny (769675)
core   +1 more source

Molecular electrostatic potential (MEP) structures of quinolone derivatives in gas phase and solvent phase as well. [PDF]

open access: yes, 2022
Molecular electrostatic potential (MEP) structures of quinolone derivatives in gas phase and solvent phase as well.
Syeda Abida Ejaz (4816971)   +9 more
core   +1 more source

Molecular structure, DFT studies and Hirshfeld analysis of anthracenyl chalcone derivatives

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2018
The molecular and crystal structure of two new chalcone derivatives, (E)-1-(anthracen-9-yl)-3-[4-(piperidin-1-yl)phenyl]prop-2-en-1-one, C28H25NO, (I), and (E)-1-(anthracen-9-yl)-3-[4-(diphenylamino)phenyl]prop-2-en-1-one, C35H25NO, (II), with the fused ...
Dian Alwani Zainuri   +2 more
doaj   +1 more source

Crystal Structure and Spectroscopic Analysis of 3-Diethoxyphosphoryl-28-[1-(1-deoxy-β-D-glucopyranosyl)-1H-1,2,3-triazol-4-yl]carbonylbetulin

open access: yesCrystals, 2023
The molecular structure of 3-diethoxyphosphoryl-28-[1-(1-deoxy-β-D-glucopyranosyl)-1H-1,2,3-triazol-4-yl]carbonylbetulin was investigated through various experimental and theoretical methods.
Monika Kadela-Tomanek   +4 more
doaj   +1 more source

The molecular electrostatic potential and steric accessibility of A-DNA

open access: yesNucleic Acids Research, 1981
The molecular electrostatic potential and steric accessibility of A-DNA are computed for base sequences (dG.dC)n and (dA.dT)n. An interpretation of the results in terms of the structure of A-DNA is provided and differences with respect to other forms of DNA, namely B-DNA and Z-DNA, are discussed.
R, Lavery, B, Pullman
openaire   +3 more sources

Molecular dynamics simulation study of the binding of purine bases to the aptamer domain of the guanine sensing riboswitch [PDF]

open access: yes, 2009
Riboswitches are a novel class of genetic control elements that function through the direct interaction of small metabolite molecules with structured RNA elements.
Stock, Gerhard   +4 more
core   +1 more source

Computational Study of Allotropic Structures of Carbon by Density Functional Theory (DTF)

open access: yesIngeniería y Ciencia, 2014
In this paper using Density Functional Theory (DFT), the principal carbon allotropic crystalline structures (Diamond, graphite, nanotube y fullerene - C60) were simulated.
Juan Manuel Gonzalez Carmona   +4 more
doaj   +1 more source

Profiles of electrostatic potential across the water-vapor, ice-vapor and ice-water interfaces

open access: yesCondensed Matter Physics, 2016
Ice-water, water-vapor interfaces and ice surface are studied by molecular dynamics simulations with the SPC/E model of water molecules having the purpose to estimate the profiles of electrostatic potential across the interfaces.
T. Bryk, A.D.J. Haymet
doaj   +1 more source

Crystal structure analysis of the biologically active drug molecule riluzole and riluzolium chloride

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2019
This study is an investigation into the crystal structure of the biologically active drug molecule riluzole [RZ, 6-(trifluoromethoxy)-1,3-benzothiazol-2-amine], C8H5F3N2OS, and its derivative, the riluzolium chloride salt [RZHCl, 2-amino-6 ...
Pradip Kumar Mondal   +3 more
doaj   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

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