Protein NMR Resonance Assignment without Spectral Analysis: 5D SOlid-State Automated Projection SpectroscopY (SO-APSY)

Henry W. Orton, Jan Stanek, Tobias Schubeis, Dylan Foucaudeau, Claire Ollier, Adrian W. Draney, Tanguy Le Marchand, Diane Cala-De Paepe, Isabella C. Felli, Roberta Pierattelli, Sebastian Hiller, Wolfgang Bermel, Guido Pintacuda*

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    25 Citations (Scopus)

    Abstract

    Narrow proton signals, high sensitivity, and efficient coherence transfers provided by fast magic-angle spinning at high magnetic fields make automated projection spectroscopy feasible for the solid-state NMR analysis of proteins. We present the first ultrahigh dimensional implementation of this approach, where 5D peak lists are reconstructed from a number of 2D projections for protein samples of different molecular sizes and aggregation states, which show limited dispersion of chemical shifts or inhomogeneous broadenings. The resulting datasets are particularly suitable to automated analysis and yield rapid and unbiased assignments of backbone resonances.

    Original languageEnglish
    Pages (from-to)2380-2384
    Number of pages5
    JournalAngewandte Chemie - International Edition
    Volume59
    Issue number6
    DOIs
    Publication statusPublished - 3 Feb 2020

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