The growth of amyloid fibrils: rates and mechanisms

AK Buell - Biochemical Journal, 2019 - portlandpress.com
Amyloid fibrils are β-sheet-rich linear protein polymers that can be formed by a large variety
of different proteins. These assemblies have received much interest in recent decades, due …

Protein aggregation, cardiovascular diseases, and exercise training: Where do we stand?

M Gouveia, K Xia, W Colon, SI Vieira, F Ribeiro - Ageing research reviews, 2017 - Elsevier
Cells ensure their protein quality control through the proteostasis network. Aging and age-
related diseases, such as neurodegenerative and cardiovascular diseases, have been …

Direct observation of competing prion protein fibril populations with distinct structures and kinetics

Y Sun, K Jack, T Ercolani, D Sangar, L Hosszu… - ACS …, 2023 - ACS Publications
In prion diseases, fibrillar assemblies of misfolded prion protein (PrP) self-propagate by
incorporating PrP monomers. These assemblies can evolve to adapt to changing …

Role of the disulfide bond in prion protein amyloid formation: a thermodynamic and kinetic analysis

R Honda - Biophysical journal, 2018 - cell.com
Prion diseases are associated with the structural conversion of prion protein (PrP) to a β-
sheet-rich aggregate, PrP Sc. Previous studies have indicated that a reduction of the …

The G126V mutation in the mouse prion protein hinders nucleation-dependent fibril formation by slowing initial fibril growth and by increasing the critical concentration

AT Sabareesan, JB Udgaonkar - Biochemistry, 2017 - ACS Publications
The middle disordered hydrophobic region of the prion protein plays a critical role in
conformational conversion of the protein, with pathogenic as well as protective mutations …

Amyloid‐β peptide induces prion protein amyloid formation: Evidence for its widespread amyloidogenic effect

R Honda - Angewandte Chemie International Edition, 2018 - Wiley Online Library
Transmissible spongiform encephalopathy is associated with misfolding of prion protein
(PrP) into an amyloid β‐rich aggregate. Previous studies have indicated that PrP interacts …

Syntaxin-6 delays prion protein fibril formation and prolongs the presence of toxic aggregation intermediates

D Sangar, E Hill, K Jack, M Batchelor, B Mistry… - Elife, 2024 - elifesciences.org
Prions replicate via the autocatalytic conversion of cellular prion protein (PrP C) into fibrillar
assemblies of misfolded PrP. While this process has been extensively studied in vivo and in …

Competing addition processes give distinct growth regimes in the assembly of 1D filaments

SA Akram, T Brown, S Whitelam, G Meisl… - Biophysical …, 2025 - cell.com
We present a model to describe the concentration-dependent growth of protein filaments.
Our model contains two states, a low entropy/high affinity ordered state and a high …

A valine-to-lysine substitution at position 210 induces structural conversion of prion protein into a β-sheet rich oligomer

K Kakuda, K Yamaguchi, K Kuwata, R Honda - … and biophysical research …, 2018 - Elsevier
Prion diseases are fatal neurodegenerative diseases associated with structural conversion
of α-helical prion protein (PrP) into its β-sheet rich isoform (PrP Sc). Previous genetic …

α-Synuclein chaperone suppresses nucleation and amyloidogenesis of prion protein

M Shirasaka, K Kuwata, R Honda - Biochemical and Biophysical Research …, 2020 - Elsevier
Protein misfolding diseases are a group of devastating disorders characterized by structural
conversion of a soluble protein into an amyloid-like aggregate. Typically, the structural …