Results 31 to 40 of about 196,937 (296)

Imidazole-Doped Cellulose as Membrane for Fuel Cells: Structural and Dynamic Insights from Solid-State NMR

open access: yes, 2016
The structure and proton tautomerism of imidazole-doped cellulose (Cell-Im), an excellent solid state proton conductor, has been studied by 15N solid-state NMR techniques.
Iga Smolarkiewicz (3089283)   +8 more
core   +1 more source

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

2′-Chloro-4-(1-methyl-1H-imidazol-2-yl)-2,4′-bipyridine

open access: yesMolbank, 2018
The compound 2′-chloro-4-(1-methyl-1H-imidazol-2-yl)-2,4′-bipyridine was obtained with a good yield by the reaction of 2-chloro-4-(1-methyl-1H-imidazol-2-yl)pyridine with (2-chloropyridin-4-yl)boronic acid and structurally characterized by nuclear ...
Dhafer Saber Zinad   +2 more
doaj   +1 more source

Comprehensive Insights into Medicinal Research on Imidazole-Based Supramolecular Complexes

open access: yesPharmaceutics, 2023
The electron-rich five-membered aromatic aza-heterocyclic imidazole, which contains two nitrogen atoms, is an important functional fragment widely present in a large number of biomolecules and medicinal drugs; its unique structure is beneficial to easily
Shu-Rui Li   +3 more
doaj   +1 more source

Cholinesterase-like organocatalysis by imidazole and imidazole-bearing molecules [PDF]

open access: yesScientific Reports, 2017
AbstractOrganocatalysis, which is mostly explored for its new potential industrial applications, also represents a chemical event involved in endogenous processes. In the present study, we provide the first evidence that imidazole and imidazole derivatives have cholinesterase-like properties since they can accelerate the hydrolysis of acetylthiocholine
NIERI, PAOLA   +5 more
openaire   +3 more sources

Functional comparison of EncB and EncC cargo proteins in iron storage within the Myxococcus xanthus encapsulin

open access: yesFEBS Letters, EarlyView.
Encapsulins are protein nanocompartments that play an important role in iron storage. In the Myxococcus xanthus encapsulin system, two cargo proteins called EncB and EncC contribute to iron mineralization. Here, we show that EncB and EncC generate iron‐containing minerals with distinct chemical compositions, suggesting that the composition of stored ...
Harry B. McDowell   +2 more
wiley   +1 more source

Amino acid-derived imidazole zwitterion as green interfacial corrosion inhibitor for cold rolled steel

open access: yesCase Studies in Chemical and Environmental Engineering
A natural amino acid methionine-derived imidazole zwitterion was synthesized and investigated as a corrosion inhibitor on cold-rolled steel in an acid environment using weight loss, electrochemistry, and SEM techniques.
Wan Mohd Norsani Wan Nik   +7 more
doaj   +1 more source

Synthesis, antimicrobial evaluation and docking study of triazole containing triaryl-1H-imidazole

open access: yes, 2019
An efficient route for the synthesis of triazole containing triaryl-1H-imidazole (3a–3r) was achieved involving multicomponent condensation of triazole aldehydes, ammonium acetate and 1,2-dicarbonyl compounds in glacial acetic acid.
Ashwani Kumar (55732)   +3 more
core   +1 more source

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

Imidazole-Functionalized Pillar[5]arenes: Highly Reactive and Selective Supramolecular Artificial Enzymes

open access: yes, 2018
Phosphate diester hydrolysis is strongly accelerated, by a factor of 104, in the presence of artificial enzymes especially designed in the light of spatiotemporal concepts, anchoring imidazoles in a pillar[5]­arene matrix. Host:guest complexes cleave the
Eduardo H. Wanderlind (4975247)   +9 more
core   +1 more source

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