A new era for understanding amyloid structures and disease

MG Iadanza, MP Jackson, EW Hewitt… - … reviews Molecular cell …, 2018 - nature.com
The aggregation of proteins into amyloid fibrils and their deposition into plaques and
intracellular inclusions is the hallmark of amyloid disease. The accumulation and deposition …

The structure of a β2-microglobulin fibril suggests a molecular basis for its amyloid polymorphism

MG Iadanza, R Silvers, J Boardman, HI Smith… - Nature …, 2018 - nature.com
All amyloid fibrils contain a cross-β fold. How this structure differs in fibrils formed from
proteins associated with different diseases remains unclear. Here, we combine cryo-EM and …

The role of fibril structure and surface hydrophobicity in secondary nucleation of amyloid fibrils

D Thacker, K Sanagavarapu, B Frohm… - Proceedings of the …, 2020 - National Acad Sciences
Crystals, nanoparticles, and fibrils catalyze the generation of new aggregates on their
surface from the same type of monomeric building blocks as the parent assemblies. This …

Charge regulation during amyloid formation of α-synuclein

T Pálmadóttir, A Malmendal, T Leiding… - Journal of the …, 2021 - ACS Publications
Electrostatic interactions play crucial roles in protein function. Measuring p K a value
perturbations upon complex formation or self-assembly of eg amyloid fibrils gives valuable …

Amyloid-β peptide 37, 38 and 40 individually and cooperatively inhibit amyloid-β 42 aggregation

GA Braun, AJ Dear, K Sanagavarapu, H Zetterberg… - Chemical …, 2022 - pubs.rsc.org
The pathology of Alzheimer's disease is connected to the aggregation of β-amyloid (Aβ)
peptide, which in vivo exists as a number of length-variants. Truncations and extensions are …

A dopamine metabolite stabilizes neurotoxic amyloid-β oligomers

R Cataldi, S Chia, K Pisani, FS Ruggeri, CK Xu… - Communications …, 2021 - nature.com
Aberrant soluble oligomers formed by the amyloid-β peptide (Aβ) are major pathogenic
agents in the onset and progression of Alzheimer's disease. A variety of biomolecules can …

Imaging Aβ (1–42) fibril elongation reveals strongly polarised growth and growth incompetent states

LJ Young, GSK Schierle, CF Kaminski - Physical Chemistry Chemical …, 2017 - pubs.rsc.org
The major hallmark of Alzheimer's disease is the deposition of plaques of amyloid fibrils
formed from amyloid-β (Aβ) peptides. Kinetic studies have contributed significantly towards a …

Raman fingerprints of amyloid structures

JD Flynn, JC Lee - Chemical communications, 2018 - pubs.rsc.org
Structural differences in pathological and functional amyloid fibrils have been investigated
by Raman microspectroscopy. Second-derivative analyses of amide-I and amide-III bands …

Structural details of amyloid β oligomers in complex with human prion protein as revealed by solid-state MAS NMR spectroscopy

AS König, NS Rösener, L Gremer, M Tusche… - Journal of Biological …, 2021 - ASBMB
Human PrP (huPrP) is a high-affinity receptor for oligomeric amyloid β (Aβ) protein
aggregates. Binding of Aβ oligomers to membrane-anchored huPrP has been suggested to …

1H detection and dynamic nuclear polarization–enhanced NMR of Aβ1-42 fibrils

S Bahri, R Silvers, B Michael… - Proceedings of the …, 2022 - National Acad Sciences
Several publications describing high-resolution structures of amyloid-β (Aβ) and other fibrils
have demonstrated that magic-angle spinning (MAS) NMR spectroscopy is an ideal tool for …