The synergic effect of water and biomolecules in intracellular phase separation

SS Ribeiro, N Samanta, S Ebbinghaus… - Nature Reviews …, 2019 - nature.com
Phase separation has long been observed within aqueous mixtures of two or more different
compounds, such as proteins, salts, polysaccharides and synthetic polymers. A growing …

Investigation of hydrogen bonded structure of urea-water mixtures through Infra-red spectroscopy and non-covalent interaction (NCI) theoretical approach

F Hammami, N Issaoui, S Nasr - Computational and Theoretical Chemistry, 2021 - Elsevier
In the current work, an experimental and theoretical study is performed on the urea-water
mixtures by using non-covalent interactions (NCI) and reduced density gradient (RDG) …

Dynamic water promotes lithium-ion transport in superconcentrated and eutectic aqueous electrolytes

J Kim, B Koo, J Lim, J Jeon, C Lim, H Lee… - ACS Energy …, 2021 - ACS Publications
Superconcentrated aqueous electrolytes have shown promise as safe and high-voltage
lithium-ion battery (LIB) electrolytes. However, the interplay of lithium-ion solvation structure …

Correlation of dielectric properties with structure and H-bonding for liquids

EL Bennett, I Calisir, X Yang, Y Huang… - The Journal of Physical …, 2023 - ACS Publications
A study focused on the correlation among dielectric properties, molecular structure, and H-
bonding is presented using liquid formamides with increasing carbon chain lengths as a …

Hydrogen bond structure and associated dynamics in micro-heterogeneous and in phase separated alcohol-water binary mixtures: A THz spectroscopic investigation

S Chakraborty, P Pyne, RK Mitra… - Journal of Molecular …, 2023 - Elsevier
Despite being a simple and widely studied solution, a correlation between the structure and
dynamics of the hydrogen bond (HBond) network in alcohol-water binary mixtures remains …

Excipients do regulate phase separation in lysozyme and thus also its hydration

P Pyne, RK Mitra - The Journal of Physical Chemistry Letters, 2022 - ACS Publications
While the liquid–liquid phase separation (LLPS) process in proteins has been studied in
great detail, it has not been widely explored how the associated protein hydration changes …

Mechanism of osmolyte stabilization–destabilization of proteins: experimental evidence

M Stasiulewicz, A Panuszko, P Bruździak… - The Journal of …, 2022 - ACS Publications
In this work, we investigated the influence of stabilizing (N, N, N-trimethylglycine) and
destabilizing (urea) osmolytes on the hydration spheres of biomacromolecules in folded …

A subtle interplay between hydrophilic and hydrophobic hydration governs butanol (de) mixing in water

S Chakraborty, P Pyne, RK Mitra, DD Mahanta - Chemical Physics Letters, 2022 - Elsevier
A possible molecular origin of the contorting water-solubility of butanol isomers lies in the
self-association propensity of alcohols as well as on the specific interaction between the …

Intermolecular hydrogen bonds in urea–water complexes: DFT, NBO, and AIM analysis

F Hammami, H Ghalla, S Nasr - Computational and Theoretical Chemistry, 2015 - Elsevier
Density functional theory (DFT) calculations are performed to study the conformations,
hydrogen-bonding network, and the stabilities of all possible molecular associations, urea …

Large hydrogen-bond mismatch between TMAO and urea promotes their hydrophobic association

WJ **e, S Cha, T Ohto, W Mizukami, Y Mao, M Wagner… - Chem, 2018 - cell.com
Trimethylamine N-oxide (TMAO) and urea are both osmolytes found in many marine
animals, yet they show opposite effects in (de-) stabilizing proteins. Gaining molecular-level …