Water dynamics in the hydration shells of biomolecules

D Laage, T Elsaesser, JT Hynes - Chemical Reviews, 2017 - ACS Publications
The structure and function of biomolecules are strongly influenced by their hydration shells.
Structural fluctuations and molecular excitations of hydrating water molecules cover a broad …

Simulating coherent multidimensional spectroscopy of nonadiabatic molecular processes: From the infrared to the x-ray regime

M Kowalewski, BP Fingerhut, KE Dorfman… - Chemical …, 2017 - ACS Publications
Crossings of electronic potential energy surfaces in nuclear configuration space, known as
conical intersections, determine the rates and outcomes of a large class of photochemical …

Competition between chiral solvents and chiral monomers in the helical bias of supramolecular polymers

ML Ślęczkowski, MFJ Mabesoone, P Ślęczkowski… - Nature Chemistry, 2021 - nature.com
Solute–solvent interactions are key for the assembly and proper functioning of
biomacromolecules and play important roles in many fields of organic and polymer …

Hydrated excess protons in acetonitrile/water mixtures: Solvation species and ultrafast proton motions

A Kundu, F Dahms, BP Fingerhut… - The journal of …, 2019 - ACS Publications
The solvation structure of protons in aqueous media is highly relevant to electric properties
and to proton transport in liquids and membranes. At ambient temperature, polar liquids …

Polarizing oxygen vacancies in insulating metal oxides under a high electric field

M Youssef, KJ Van Vliet, B Yildiz - Physical review letters, 2017 - APS
We demonstrate a thermodynamic formulation to quantify defect formation energetics in an
insulator under a high electric field. As a model system, we analyzed neutral oxygen …

Magnesium contact ions stabilize the tertiary structure of transfer RNA: electrostatics mapped by two-dimensional infrared spectra and theoretical simulations

J Schauss, A Kundu, BP Fingerhut… - The Journal of Physical …, 2020 - ACS Publications
Ions interacting with hydrated RNA play a central role in defining its secondary and tertiary
structure. While spatial arrangements of ions, water molecules, and phosphate groups have …

Emergence of electric fields at the water–C12E6 surfactant interface

R Gera, HJ Bakker, R Franklin-Mergarejo… - Journal of the …, 2021 - ACS Publications
We study the properties of the interface of water and the surfactant hexaethylene glycol
monododecyl ether (C12E6) with a combination of heterodyne-detected vibrational sum …

Effect of methylation on local mechanics and hydration structure of DNA

X Teng, W Hwang - Biophysical journal, 2018 - cell.com
Cytosine methylation affects mechanical properties of DNA and potentially alters the
hydration fingerprint for recognition by proteins. The atomistic origin for these effects is not …

Perspective: Structure and ultrafast dynamics of biomolecular hydration shells

D Laage, T Elsaesser, JT Hynes - Structural Dynamics, 2017 - pubs.aip.org
The structure and function of biomolecules can be strongly influenced by their hydration
shells. A key challenge is thus to determine the extent to which these shells differ from bulk …

The mutual interactions of RNA, counterions and water–quantifying the electrostatics at the phosphate–water interface

BP Fingerhut - Chemical Communications, 2021 - pubs.rsc.org
The structure and dynamics of polyanionic biomolecules, like RNA, are decisively
determined by their electric interactions with the water molecules and the counterions in the …