Results 81 to 90 of about 770,458 (344)

For a Correct Application of the CD Exciton Chirality Method: The Case of Laucysteinamide A

open access: yesMarine Drugs, 2018
The circular dichroism (CD) exciton chirality method (ECM) is a very popular approach for assigning the absolute configuration (AC) of natural products, thanks to its immediacy and ease of application.
Gennaro Pescitelli
doaj   +1 more source

Co-crystalization and in vitro biological characterization of 5-Aryl-4-(5-substituted-2-4-dihydroxyphenyl)-1,2,3-thiadiazole Hsp90 inhibitors [PDF]

open access: yes, 2012
A potential therapeutic strategy for targeting cancer that has gained much interest is the inhibition of the ATP binding and ATPase activity of the molecular chaperone Hsp90.
Chrisostomos Prodromou   +7 more
core   +2 more sources

Novel Physics-Based Ensemble Modeling Approach That Utilizes 3D Molecular Conformation and Packing to Access Aqueous Thermodynamic Solubility: A Case Study of Orally Available Bromodomain and Extraterminal Domain Inhibitor Lead Optimization Series [PDF]

open access: bronze, 2021
Richard S. Hong   +12 more
openalex   +1 more source

molecular conformation

open access: yes, 2014
Citation: 'molecular conformation' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.M03984 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Molecular Orbital Studies of Ethylenediamine Conformations [PDF]

open access: yesProceedings of the National Academy of Sciences, 1972
Semiempirical quantum mechanical treatments are applied to the ethylenediamine di-cation, mono-action, and neutral molecule by the use of the extended Huckel theory. The minimum energies of conformations of molecules for rotation about the CH 2 -CH 2 axis is found.
M S, Jhon   +3 more
openaire   +2 more sources

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Effect of Tween 80 and Acetone on the Secretion, Structure and Antioxidant Activities of Exopolysaccharides from Lentinus tigrinus

open access: yesFood Technology and Biotechnology, 2016
In this study, the effects of the addition of Tween 80 and acetone on secretion, structure and antioxidant activities of Lentinus tigrinus exopolysaccharides (EPS) were investigated.
Peixin He   +5 more
doaj   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Crystal structure and conformational analysis of 2-hydroxy-3-(2-methylprop-1-en-1-yl)naphthalene-1,4-dione

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2016
In the structure of the title compound, C14H12O3, the substituent side chain, in which the H atoms of both methyl groups are disordered over six equivalent sites, lies outside of the plane of the naphthalenedione ring.
Sannyele Alcantara Emiliano   +4 more
doaj   +1 more source

Crystal structures of the recreational drug N-(4-methoxyphenyl)piperazine (MeOPP) and three of its salts

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2020
Crystal structures are reported for N-(4-methoxyphenyl)piperazine (MeOPP), (I), and for its 3,5-dinitrobenzoate, 2,4,6-trinitrophenolate (picrate) and 4-aminobenzoate salts, (II)–(IV), the last of which crystallizes as a monohydrate. In MeOPP, C11H16N2O,
Haruvegowda Kiran Kumar   +4 more
doaj   +1 more source

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