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Keyword: nuclear magnetic resonance ×Clear all

2 claims from 1 paper

1. Biochemistry, Genetics and Molecular Biology › Protein Structure and Dynamics

   De novo protein design by deep network hallucination

   Anishchenko, Pellock, Chidyausiku et al. · Nature · 2021

   The authors used a structure-prediction network to 'hallucinate' new protein sequences, then made some in the lab and found several folded as predicted, including three with solved structures.

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   1. UncheckedOf 129 network-'hallucinated' protein sequences made in E. coli, 27 gave single-sized proteins with circular dichroism spectra consistent with the predicted structures.“We obtained synthetic genes encoding 129 of the network-'hallucinated' sequences, and expressed and purified the proteins in Escherichia coli; 27 of the proteins yielded monodisperse species with circular dichroism spectra consistent with the hallucinated structures.”
   2. UncheckedExperimental structures of three network-'hallucinated' proteins, solved by X-ray crystallography (two) and NMR (one), closely matched the computer-predicted models.“We determined the three-dimensional structures of three of the hallucinated proteins, two by X-ray crystallography and one by NMR, and these closely matched the hallucinated models.”