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Roland Riek

Researcher at ETH Zurich

Publications -  270
Citations -  27414

Roland Riek is an academic researcher from ETH Zurich. The author has contributed to research in topics: Protein structure & Chemistry. The author has an hindex of 71, co-authored 248 publications receiving 24124 citations. Previous affiliations of Roland Riek include Salk Institute for Biological Studies & École Polytechnique Fédérale de Lausanne.

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Attenuated T2 relaxation by mutual cancellation of dipole–dipole coupling and chemical shift anisotropy indicates an avenue to NMR structures of very large biological macromolecules in solution

TL;DR: The TROSY principle should benefit a variety of multidimensional solution NMR experiments, especially with future use of yet somewhat higher polarizing magnetic fields than are presently available, and thus largely eliminate one of the key factors that limit work with larger molecules.
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3D structure of Alzheimer's amyloid-β(1–42) fibrils

TL;DR: The 3D structure of the fibrils comprising Aβ(1–42), which was obtained by using hydrogen-bonding constraints from quenched hydrogen/deuterium-exchange NMR, side-chain packing constraints from pairwise mutagenesis studies, and parallel, in-register β-sheet arrangement from previous solid-state NMR studies, explains the sequence selectivity, the cooperativity, and the apparent unidirectionality of Aβ fibril growth.
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In vivo demonstration that alpha-synuclein oligomers are toxic.

TL;DR: It is shown that α-syn oligomers are toxic in vivo and thatα- syn variants that form oligomers might interact with and potentially disrupt membranes and the toxicity of these mutants by using a rat lentivirus system to investigate loss of dopaminergic neurons in the substantia nigra.
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NMR structure of the mouse prion protein domain PrP(121–231)

TL;DR: The nuclear magnetic resonance (NMR) structure of the autonomously folding PrP domain contains most of the point-mutation sites that have been linked, in human PrP, to the occurrence of familial prion diseases, and shows that these mutations occur within, or directly adjacent to, regular secondary structures.
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NMR Solution Structure of the Human Prion Protein

TL;DR: The NMR structures of the recombinant human prion protein hPrP(23-230) include a globular domain extending from residues 125-228, for which a detailed structure was obtained, and an N-terminal flexibly disordered "tail," which influences the local conformational state of the polypeptide segments.