Abstract
A new TROSY relayed HCCH-COSY pulse sequence is introduced for correlating adenine H2 and H8 resonances in 13C-labeled RNA molecules. The pulse scheme provides substantial improvements in signal-to-noise compared to previously suggested experiments, and therefore will be suitable for NMR studies of larger RNA molecules. The experiment provides 13C chemical shifts for all carbon nuclei in the adenine base. This is advantageous for resolving spectral overlap in larger RNA molecules and provides a starting point for measuring additional parameters for these carbons in the adenine spin system.
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Simon, B., Zanier, K. & Sattler, M. A TROSY relayed HCCH-COSY experiment for correlating adenine H2/H8 resonances in uniformly 13C-labeled RNA molecules. J Biomol NMR 20, 173–176 (2001). https://doi.org/10.1023/A:1011214914452
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DOI: https://doi.org/10.1023/A:1011214914452