Experimental characterization of disordered and ordered aggregates populated during the process of amyloid fibril formation

N Carulla, M Zhou, M Arimon, M Gairí… - Proceedings of the …, 2009 - National Acad Sciences
Recent experimental evidence points to intermediates populated during the process of
amyloid fibril formation as the toxic moieties primarily responsible for the development of …

Partially folded intermediates as critical precursors of light chain amyloid fibrils and amorphous aggregates

R Khurana, JR Gillespie, A Talapatra, LJ Minert… - Biochemistry, 2001 - ACS Publications
Light chain, or AL, amyloidosis is a pathological condition arising from systemic extracellular
deposition of monoclonal immunoglobulin light chain variable domains in the form of …

Structural evolution of fibril polymorphs during amyloid assembly

M Wilkinson, Y Xu, D Thacker, AIP Taylor, DG Fisher… - Cell, 2023 - cell.com
Cryoelectron microscopy (cryo-EM) has provided unprecedented insights into amyloid fibril
structures, including those associated with disease. However, these structures represent the …

Kinetic intermediates of amyloid fibrillation studied by hydrogen exchange methods with nuclear magnetic resonance

YH Lee, Y Goto - Biochimica et Biophysica Acta (BBA)-Proteins and …, 2012 - Elsevier
Amyloid fibrils with an ordered cross-β structure are one form of protein aberrant aggregates.
Fibrils themselves and on-pathway small aggregates are involved in many …

Evidence for a mechanism of amyloid formation involving molecular reorganisation within native-like precursor aggregates

G Plakoutsi, F Bemporad, M Calamai, N Taddei… - Journal of molecular …, 2005 - Elsevier
The aggregation of the α/β protein acylphosphatase from Sulfolobus solfataricus has been
studied under conditions in which the protein maintains a native-like, although destabilised …

Influence of aggregation propensity and stability on amyloid fibril formation as studied by Fourier transform infrared spectroscopy and two-dimensional COS analysis

N Cerda-Costa, I De la Arada, FX Avilés… - Biochemistry, 2009 - ACS Publications
Understanding the process of amyloidogenesis is important for the future treatment of
misfolding-based diseases, such as Alzheimer's, spongiform encephalopathies, and other …

Structure and intermolecular dynamics of aggregates populated during amyloid fibril formation studied by hydrogen/deuterium exchange

N Carulla, M Zhou, E Giralt, CV Robinson… - Accounts of chemical …, 2010 - ACS Publications
The aggregation of proteins into amyloid fibrils is a complex and fascinating process
associated with debilitating clinical disorders such as Alzheimer's and Parkinson's diseases …

Secondary nucleation and the conservation of structural characteristics of amyloid fibril strains

S Hadi Alijanvand, A Peduzzo, AK Buell - Frontiers in molecular …, 2021 - frontiersin.org
Amyloid fibrils are ordered protein aggregates and a hallmark of many severe
neurodegenerative diseases. Amyloid fibrils form through primary nucleation from …

Non-fibrillar components of amyloid deposits mediate the self-association and tangling of amyloid fibrils

CA MacRaild, CR Stewart, YF Mok… - Journal of Biological …, 2004 - ASBMB
Amyloid deposits are proteinaceous extra-cellular aggregates associated with a diverse
range of disease states. These deposits are composed predominantly of amyloid fibrils, the …

Aβ protofibrils possess a stable core structure resistant to hydrogen exchange

I Kheterpal, HA Lashuel, DM Hartley, T Walz… - Biochemistry, 2003 - ACS Publications
Protofibrils are transient structures observed during in vitro formation of mature amyloid
fibrils and have been implicated as the toxic species responsible for cell dysfunction and …