nD NMR of Nucleic Acids Like proteins, the structure and dynamics of nucleic acids (RNA and DNA) can also be studied with nD NMR spectroscopy. Nearly 50% of the nucleic acid structures reported so far were determined by NMR spectroscopy. The structure determination of RNA and DNA by NMR spe...
Triple resonance refers to a group of experiments used in neuroscience, such as HNCACB/CBCA(CO)NH/HNCA, HN(CA)CO/HNCO, and HN(COCA)NH, which are designed to study complex protein structures in detail. AI generated definition based on: Methods in Enzymology, 2018 ...
What are the resonance structures for SO_2? Which of the following pairs of structures are resonance structures? You may answer more than one. What is the most stable resonance structure of FCN? Which of the given resonance structures (A, B, or C) contributes most to the resonance hybrid?
inflammation, or arthritis. When someone takes aspirin, it travels to the stomach and intestines. The stomach is acidic, whereas the environment in the intestine is basic. Draw the aspirin structures that will occur in the(a)stomach and(b)int...
For the carbonate ion, {eq}CO_{3}^{2-} {/eq}, draw all the resonance structures. Identify which orbitals overlap to create each bond. Orbital Overlapping: Orbital overlapping refers to the interaction of atomic orbitals from different atoms to form c...
Structures that are better defined in (b) are indicated with white arrows. Scale bars: 1 mm Full size image OAT and MRI image coregistration Coregistration between OAT and MRI images is nontrivial due to the different contrast mechanisms provided by these modalities and the lack of common ...
However, although sub-millimeter resolution permits the visualization of small structures down to approximately 1 mm, the distal segments of the coronary arteries can be missed in subjects with more complex non-rigid respiratory-induced motion of the heart. Incorporating non-rigid motion correction ...
In many studies the LA appendage has been included as part of the LA volume and pulmonary veins are excluded [14, 31], but the practice of excluding both structures from the LA volume is increasingly gaining acceptance [11, 16, 32, 34]. The maximal LA volume is achieved during ventricular...
However, it is unclear whether ridge structures uniquely correlate to quantum resonances since Aoiz and coworkers [83] have noted similar ridges occur in QCT simulations. In another discussion of angular correlation, Connor and Sokolovski have recently proposed that decomposing the scattering amplitude...
To observe NMR invisible species, the chemical exchange saturation transfer (CEST) technique was developed to probe the exchange kinetics between free molecules in solution and molecules bound to the surface of large supramolecular structures [169]. CEST-NMR experiments demonstrated that α-Syn ...