Dynamic nuclear polarization for sensitivity enhancement in biomolecular solid-state NMR

T Biedenbänder, V Aladin, S Saeidpour… - Chemical …, 2022 - ACS Publications
Solid-state NMR with magic-angle spinning (MAS) is an important method in structural
biology. While NMR can provide invaluable information about local geometry on an atomic …

The proton in biochemistry: impacts on bioenergetics, biophysical chemistry, and bioorganic chemistry

TP Silverstein - Frontiers in Molecular Biosciences, 2021 - frontiersin.org
The proton is the smallest atomic particle, and in aqueous solution it is the smallest hydrated
ion, having only two waters in its first hydration shell. In this article we survey key aspects of …

Nanofluidic Photoionic Membranes for Light Energy Harvesting and Conversion

C Zhao, J Hou, H Zhang - Industrial & Engineering Chemistry …, 2023 - ACS Publications
Light energy harvesting and conversion are essential for addressing the global energy
crisis. Inspired by the photoinduced energy conversion processes in biological systems …

Reisomerization of retinal represents a molecular switch mediating Na+ uptake and release by a bacterial sodium-pumping rhodopsin

T Fujisawa, K Kinoue, R Seike, T Kikukawa… - Journal of Biological …, 2022 - ASBMB
Sodium-pumping rhodopsins (NaRs) are membrane transporters that utilize light energy to
pump Na+ across the cellular membrane. Within the NaRs, the retinal Schiff base …

Transient Near-UV Absorption of the Light-Driven Sodium Pump Krokinobacter eikastus Rhodopsin 2: A Spectroscopic Marker for Retinal Configuration

M Asido, RK Kar, CN Kriebel, M Braun… - The Journal of …, 2021 - ACS Publications
We report a transient signature in the near-UV absorption of Krokinobacter eikastus
rhodopsin 2 (KR2), which spans from the femtosecond up to the millisecond time scale. The …

Photochemistry of the Light-Driven Sodium Pump Krokinobacter eikastus Rhodopsin 2 and Its Implications on Microbial Rhodopsin Research: Retrospective and …

M Asido, J Wachtveitl - The Journal of Physical Chemistry B, 2023 - ACS Publications
The discovery of the light-driven sodium pump Krokinobacter eikastus rhodopsin 2 (KR2) in
2013 has changed the paradigm that cation transport in microbial rhodopsins is restricted to …

Na+ Binding and Transport: Insights from Light-Driven Na+-Pumping Rhodopsin

Q Yang, D Chen - Molecules, 2023 - mdpi.com
Na+ plays a vital role in numerous physiological processes across humans and animals,
necessitating a comprehensive understanding of Na+ transmembrane transport. Among the …

K+-Dependent Photocycle and Photocurrent Reveal the Uptake of K+ in Light-Driven Sodium Pump

J Xu, Q Yang, B Ma, L Li, F Kong, L Xiao… - International Journal of …, 2023 - mdpi.com
Engineering light-controlled K+ pumps from Na+-pumping rhodopsins (NaR) greatly
expands the scope of optogenetic applications. However, the limited knowledge regarding …

Theory and computation of nuclear shielding

T Kupka - 2020 - books.rsc.org
A review of the literature published from January to December 2019 on theoretical aspects
of nuclear magnetic shielding is presented. It covers both non-relativistic and relativistic …

[HTML][HTML] DNP-enhanced solid-state NMR spectroscopy of chromatin polymers

N Elathram, BE Ackermann… - Journal of magnetic …, 2022 - Elsevier
Chromatin is a DNA-protein polymer that represents the functional form of the genome. The
main building block of chromatin is the nucleosome, a structure that contains 147 base pairs …