Pulse double-resonance EPR techniques for the study of metallobiomolecules

N Cox, A Nalepa, ME Pandelia, W Lubitz… - Methods in …, 2015 - Elsevier
Electron paramagnetic resonance (EPR) spectroscopy exploits an intrinsic property of
matter, namely the electron spin and its related magnetic moment. This can be oriented in a …

Combining steady-state and dynamic methods for determining absolute signs of hyperfine interactions: Pulsed ENDOR Saturation and Recovery (PESTRE)

PE Doan - Journal of Magnetic Resonance, 2011 - Elsevier
The underlying causes of asymmetric intensities in Davies pulsed ENDOR spectra that are
associated with the signs of the hyperfine interaction are reinvestigated. The intensity …

High field ENDOR as a characterization tool for functional sites in microporous materials

D Goldfarb - Physical Chemistry Chemical Physics, 2006 - pubs.rsc.org
The determination of the details of the spatial and electronic structure of functional sites
(centers) in any system, be it in materials chemistry or in biology, is the first step towards …

Davies electron-nuclear double resonance revisited: Enhanced sensitivity and nuclear spin relaxation

AM Tyryshkin, JJL Morton, A Ardavan… - The Journal of chemical …, 2006 - pubs.aip.org
Over the past 50 years⁠, electron-nuclear double resonance (ENDOR) has become a fairly
ubiquitous spectroscopic technique, allowing the study of spin transitions for nuclei which …

Revisiting the nitrosyl complex of myoglobin by high-field pulse EPR spectroscopy and quantum mechanical calculations

M Radoul, M Sundararajan, A Potapov… - Physical Chemistry …, 2010 - pubs.rsc.org
The binding of NO to reduced myoglobin in solution results in the formation of two
paramagnetic nitrosyl myoglobin (MbNO) complexes: one with a rhombic g-factor and the …

EPR/ENDOR, Mössbauer, and quantum-chemical investigations of diiron complexes mimicking the active oxidized state of [FeFe] hydrogenase

A Silakov, MT Olsen, S Sproules, EJ Reijerse… - Inorganic …, 2012 - ACS Publications
Understanding the catalytic process of the heterolytic splitting and formation of molecular
hydrogen is one of the key topics for the development of a future hydrogen economy. With …

Gd (III) complexes as paramagnetic tags: Evaluation of the spin delocalization over the nuclei of the ligand

A Collauto, A Feintuch, M Qi, A Godt, T Meade… - Journal of Magnetic …, 2016 - Elsevier
Complexes of the Gd (III) ion are currently being established as spin labels for distance
determination in biomolecules by pulse dipolar spectroscopy. Because Gd (III) is an f ion …

Identification of protonated oxygenic ligands of ribonucleotide reductase intermediate X

M Shanmugam, PE Doan, NS Lees… - Journal of the …, 2009 - ACS Publications
We previously used a combination of continuous-wave (CW) and pulsed electron− nuclear
double resonance (ENDOR) protocols to identify the types of protonated oxygen (OH x) …

Electron Paramagnetic Resonance Analysis of a Transient Species Formed During Water Oxidation Catalyzed by the Complex Ion [(bpy)2Ru(OH2)]2O4+

JA Stull, TA Stich, JK Hurst, RD Britt - Inorganic Chemistry, 2013 - ACS Publications
The ruthenium “blue dimer”[(bpy) 2Ru (OH2)] 2O4+ the first well-defined molecular
complex able to catalyze water oxidation at low overpotentials has been the subject of …

Distance measurements between paramagnetic centers and a planar object by matrix Mims electron nuclear double resonance

PP Zänker, G Jeschke, D Goldfarb - The Journal of chemical physics, 2005 - pubs.aip.org
Frequency-domain electron nuclear double resonance ENDOR, two time-domain electron
nuclear double resonance techniques, and electron spin echo envelope modulation …