Efficient dynamic nuclear polarization at 800 MHz/527 GHz with trityl‐nitroxide biradicals

G Mathies, MA Caporini, VK Michaelis… - Angewandte Chemie …, 2015 - Wiley Online Library
Cross‐effect (CE) dynamic nuclear polarization (DNP) is a rapidly developing technique that
enhances the signal intensities in magic‐angle spinning (MAS) NMR spectra. We report CE …

Overhauser effects in insulating solids

TV Can, MA Caporini, F Mentink-Vigier… - The Journal of …, 2014 - pubs.aip.org
BACKGROUND Part of our results (vide infra) share a characteristic feature with the
Overhauser effect in solution where an enhancement is observed around the electron …

Missing pieces in structure puzzles: How hyperpolarized NMR spectroscopy can complement structural biology and biochemistry

M Negroni, D Kurzbach - ChemBioChem, 2023 - Wiley Online Library
Abstract Structure determination lies at the heart of many biochemical research programs.
However, the “giants”: X‐ray diffraction, electron microscopy, molecular dynamics …

Physiological-temperature distance measurement in nucleic acid using triarylmethyl-based spin labels and pulsed dipolar EPR spectroscopy

GY Shevelev, OA Krumkacheva… - Journal of the …, 2014 - ACS Publications
Resolving the nanometer-scale structure of biomolecules in natural conditions still remains a
challenging task. We report the first distance measurement in nucleic acid at physiological …

Efficient cross-effect dynamic nuclear polarization without depolarization in high-resolution MAS NMR

F Mentink-Vigier, G Mathies, Y Liu, AL Barra… - Chemical …, 2017 - pubs.rsc.org
Dynamic nuclear polarization (DNP) has the potential to enhance the sensitivity of magic-
angle spinning (MAS) NMR by many orders of magnitude and therefore to revolutionize …

Three-spin solid effect and the spin diffusion barrier in amorphous solids

KO Tan, M Mardini, C Yang, JH Ardenkjær-Larsen… - Science …, 2019 - science.org
Dynamic nuclear polarization (DNP) has evolved as the method of choice to enhance NMR
signal intensities and to address a variety of otherwise inaccessible chemical, biological and …

Application of W-band 19 F electron nuclear double resonance (ENDOR) spectroscopy to distance measurement using a trityl spin probe and a fluorine label

NB Asanbaeva, AA Sukhanov, AA Diveikina… - Physical Chemistry …, 2022 - pubs.rsc.org
Recently, Marina Bennati and coworkers (M. Bennati et al., Angew. Chem., Int. Ed., 2020, 59,
373–379., M. Bennati et al., J. Magn. Reson., 2021, 333, 107091) proposed to use electron …

Methanethiosulfonate Derivative of OX063 Trityl: A Promising and Efficient Reagent for Side‐Directed Spin Labeling of Proteins

VM Tormyshev, AS Chubarov… - … A European Journal, 2020 - Wiley Online Library
Trityl radicals (TAMs) have recently appeared as an alternative source of spin labels for
measuring long distances in biological systems. Finland trityl radical (FTAM) served as the …

Room-temperature electron spin relaxation of triarylmethyl radicals at the X-and Q-bands

AA Kuzhelev, DV Trukhin… - The Journal of …, 2015 - ACS Publications
Triarylmethyl radicals (trityls, TAMs) represent a relatively new class of spin labels. The long
relaxation of trityls at room temperature in liquid solutions makes them a promising …

Pulsed dynamic nuclear polarization with trityl radicals

G Mathies, S Jain, M Reese… - The journal of physical …, 2016 - ACS Publications
Continuous-wave (CW) dynamic nuclear polarization (DNP) is now established as a method
of choice to enhance the sensitivity in a variety of NMR experiments. Nevertheless, there …