Spin-state-selective methods to achieve homonuclear decoupling in the direct acquisition dimension of (13)C detected NMR experiments have been one of the key contributors to converting (13)C detected NMR experiments into really useful tools for studying biomolecules. We discuss here in detail the various methods that have been proposed, summarize the large array of new experiments that have been developed and present applications to different kinds of proteins in different aggregation states.
Keywords: Biomolecules; Homodecoupling; IDP; Paramagnetic molecules; Scalar coupling.
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