Gas Vesicles across Kingdoms: A Comparative Solid-State Nuclear Magnetic Resonance Study by Daviso, Eugenio, Belenky, Marina, Herzfeld, Judith, Griffin, Robert Guy

“…Magic angle spinning nuclear magnetic resonance is uniquely capable of providing high-resolution information on the fold and assembly of GvpA. …”
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Continuous-wave operation of a frequency-tunable 460-GHz second-harmonic gyrotron for enhanced nuclear magnetic resonance by Torrezan de Sousa, Antonio Carlos, Han, Seong-Tae, Mastovsky, Ivan, Shapiro, Michael, Sirigiri, Jagadishwar R., Barnes, Alexander, Griffin, Robert Guy, Temkin, Richard J

“…The gyrotron is intended to be used as a submillimeter-wave source for 700-MHz nuclear magnetic resonance experiments with sensitivity enhanced by dynamic nuclear polarization. …”
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Magic Angle Spinning Nuclear Magnetic Resonance Characterization of Voltage-Dependent Anion Channel Gating in Two-Dimensional Lipid Crystalline Bilayers by Teijido, Oscar, Noskov, Sergei Y., Wagner, Gerhard, Rostovtseva, Tatiana K., Eddy, Matthew Thomas, Andreas, Loren, Su, Yongchao, Clark, Lindsay, Griffin, Robert Guy

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Localization of Cl-35 nuclei in biological solids using rotational-echo double-resonance experiments by Iuga, D., Rossi, P., Herzfeld, J., Griffin, Robert Guy

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Structural Characterization of Cardiac Ex Vivo Transthyretin Amyloid: Insight into the Transthyretin Misfolding Pathway in Vivo by Dasari, Anvesh K. R., Hung, Ivan, Michael, Brian, Gan, Zhehong, Kelly, Jeffery W., Connors, Lawreen H., Griffin, Robert Guy, Lim, Kwang Hun

“…Our solid-state nuclear magnetic resonance studies showed that in vitro amyloid contains extensive nativelike β-sheet structures, while other loop regions including helical structures are disrupted in the amyloid state. …”
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Confined crystallization of fenofibrate in nanoporous silica by Dwyer, Leia Mary, Michaelis, Vladimir K., O'Mahony, Marcus, Griffin, Robert Guy, Myerson, Allan S.

“…Solid-state Nuclear Magnetic Resonance (NMR) was employed to characterize the crystallinity of the confined molecules. …”
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¹⁷O NMR Investigation of Water Structure and Dynamics by Keeler, Eric George, Michaelis, Vladimir K., Griffin, Robert Guy

“…The structure and dynamics of the bound water in barium chlorate monohydrate were studied with ¹⁷O nuclear magnetic resonance (NMR) spectroscopy in samples that are stationary and spinning at the magic-angle in magnetic fields ranging from 14.1 to 21.1 T. ¹⁷O NMR parameters of the water were determined, and the effects of torsional oscillations of the water molecule on the ¹⁷O quadrupolar coupling constant (C[subscript Q]) were delineated with variable temperature MAS NMR. …”
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High-resolution 17O NMR spectroscopy of structural water by Keeler, Eric George, Michaelis, Vladimir K., Wilson, Christopher Blake, Hung, Ivan, Wang, Xiaoling, Gan, Zhehong, Griffin, Robert Guy

“…We demonstrate the ability to resolve four distinct bound water environments within the crystal structure of lanthanum magnesium nitrate hydrate via [superscript 17]O solid state nuclear magnetic resonance (NMR) spectroscopy. Using high-resolution multidimensional experiments at high magnetic fields (18.8-35.2 T), each individual water environment was resolved. …”
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Distinct Prion Strains Are Defined by Amyloid Core Structure and Chaperone Binding Site Dynamics by Frederick, Kendra K., Debelouchina, Galia Tzvetanova, Kayatekin, Can, Dorminy, Tea, Jacavone, Angela, Griffin, Robert Guy, Lindquist, Susan

“…Using magic-angle spinning nuclear magnetic resonance spectroscopy, we provide a detailed look at the dynamic properties of these forms over a broad range of timescales. …”
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Formation of organic molecular nanocrystals under rigid confinement with analysis by solid state NMR by Ong, Ta-Chung, Michaelis, Vladimir K., Heng, Scott N., Huang, J., Griffin, Robert Guy, Myerson, Allan S., Yang, X.

“…Solid-state Nuclear Magnetic Resonance (NMR) was employed to analyse the structure of these compounds inside pores which are difficult to characterize by other analytical methods. …”
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Sensitivity-Enhanced NMR Reveals Alterations in Protein Structure by Cellular Milieus by Frederick, Kendra K., Michaelis, Vladimir K., Corzilius, Bjorn, Ong, Ta-Chung, Jacavone, Angela, Griffin, Robert Guy, Lindquist, Susan

“…Dynamic nuclear polarization (DNP) can dramatically enhance the sensitivity of nuclear magnetic resonance (NMR) spectroscopy and enable structural studies in biologically complex environments. …”
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Formation of organic molecular nanocrystals under soft confinement by Yang, Xiaochuan, Ong, Ta-Chung, Michaelis, Vladimir K., Heng, Scott N., Griffin, Robert Guy, Myerson, Allan S.

“…Solid-state nuclear magnetic resonance (ssNMR) was used to examine the local structure of nanocrystals inside the polymer matrices and crystal polymer interactions. …”
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Solid effect dynamic nuclear polarization and polarization pathways by Corzilius, Bjorn, Smith, Albert Andrew, Barnes, Alexander, Maly, Thorsten, Griffin, Robert Guy

“…Using dynamic nuclear polarization (DNP)/nuclear magnetic resonance instrumentation that utilizes a microwave cavity and a balanced rf circuit, we observe a solid effect DNP enhancement of 94 at 5 T and 80 K using trityl radical as the polarizing agent. …”
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Solid-State Dynamic Nuclear Polarization at 263 GHz: Spectrometer Design and Experimental Results by Rosay, Melanie, Tometich, Leo, Pawsey, Shane, Bater, Reto, Schauwecker, Robert, Blank, Monica, Borchard, Philipp M., Cauffman, Stephen R., Felch, Kevin L., Weber, Ralph T., Griffin, Robert Guy, Maas, Werner, Temkin, Richard J

“…Dynamic Nuclear Polarization (DNP) experiments transfer polarization from electron spins to nuclear spins with microwave irradiation of the electron spins for enhanced sensitivity in nuclear magnetic resonance (NMR) spectroscopy. Design and testing of a spectrometer for magic angle spinning (MAS) DNP experiments at 263 GHz microwave frequency, 400 MHz 1H frequency is described. …”
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High Field Dynamic Nuclear Polarization NMR with Surfactant Sheltered Biradicals by Kiesewetter, Matthew K., Michaelis, Vladimir K., Walish, Joseph John, Griffin, Robert Guy, Swager, Timothy M

“…This surfactant approach enables a previously water insoluble biradical, bTbk, with favorable electron–electron dipolar coupling to be used for dynamic nuclear polarization (DNP) nuclear magnetic resonance (NMR) experiments in frozen, glassy, aqueous media. …”
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Dynamic DMF Binding in MOF-5 Enables the Formation of Metastable Cobalt-Substituted MOF-5 Analogues by Bellarosa, Luca, López, Núria, Brozek, Carl Kavanaugh, Michaelis, Vladimir K., Ong, Ta-Chung, Griffin, Robert Guy, Dinca, Mircea

“…Multinuclear solid-state nuclear magnetic resonance, mass spectrometry, first-principles molecular dynamics simulations, and other complementary evidence reveal that the coordination environment around the Zn2+ ions in MOF-5, one of the most iconic materials among metal–organic frameworks (MOFs), is not rigid. …”
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Rapid Proton-Detected NMR Assignment for Proteins with Fast Magic Angle Spinning by Barbet-Massin, Emeline, Pell, Andrew J., Retel, Joren S., Jaudzems, Kristaps, Franks, W. Trent, Nieuwkoop, Andrew J., Hiller, Matthias, Higman, Victoria, Guerry, Paul, Bertarello, Andrea, Knight, Michael J., Felletti, Michele, Le Marchand, Tanguy, Kotelovica, Svetlana, Akopjana, Inara, Tars, Kaspars, Stoppini, Monica, Bellotti, Vittorio, Bolognesi, Martino, Ricagno, Stefano, Chou, James J., Oschkinat, Hartmut, Lesage, Anne, Emsley, Lyndon, Herrmann, Torsten, Pintacuda, Guido, Andreas, Loren, Griffin, Robert Guy

“…Using a set of six [superscript 1]H-detected triple-resonance NMR experiments, we establish a method for sequence-specific backbone resonance assignment of magic angle spinning (MAS) nuclear magnetic resonance (NMR) spectra of 5–30 kDa proteins. …”
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¹⁷O MAS NMR Correlation Spectroscopy at High Magnetic Fields by Keeler, Eric George, Michaelis, Vladimir K., Colvin, Michael Thomas, Hung, Ivan, Gor’kov, Peter L., Cross, Timothy A., Gan, Zhehong, Griffin, Robert Guy

“…The structure of two protected amino acids, FMOC-l-leucine and FMOC-l-valine, and a dipeptide, N-acetyl-l-valyl-l-leucine (N-Ac-VL), were studied via one- and two-dimensional solid-state nuclear magnetic resonance (NMR) spectroscopy. Utilizing ¹⁷O magic-angle spinning (MAS) NMR at multiple magnetic fields (17.6–35.2 T/750–1500 MHz for 1H) the ¹⁷O quadrupolar and chemical shift parameters were determined for the two oxygen sites of each FMOC-protected amino acids and the three distinct oxygen environments of the dipeptide. …”
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Off-resonance NOVEL by Jain, Sheetal Kumar, Mathies, Guinevere, Griffin, Robert Guy

“…Dynamic nuclear polarization (DNP) is theoretically able to enhance the signal in nuclear magnetic resonance (NMR) experiments by a factor γ[subscript e]/γ[subscript n], where γ's are the gyromagnetic ratios of an electron and a nuclear spin. …”
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Structural characterization of the human membrane protein VDAC2 in lipid bilayers by MAS NMR by Eddy, Matthew Thomas, Yu, Tsyr-Yan, Wagner, Gerhard, Griffin, Robert Guy

“…Here we present high resolution magic angle spinning nuclear magnetic resonance (NMR) data obtained from homogeneous preparation of human VDAC2 in 2D crystalline lipid bilayers. …”
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