Amyloid oligomers: A joint experimental/computational perspective on Alzheimer's disease, Parkinson's disease, type II diabetes, and amyotrophic lateral sclerosis

PH Nguyen, A Ramamoorthy, BR Sahoo… - Chemical …, 2021 - ACS Publications
Protein misfolding and aggregation is observed in many amyloidogenic diseases affecting
either the central nervous system or a variety of peripheral tissues. Structural and dynamic …

[HTML][HTML] α-Synuclein: an all-inclusive trip around its structure, influencing factors and applied techniques

N Bisi, L Feni, K Peqini, H Pérez-Peña, S Ongeri… - Frontiers in …, 2021 - frontiersin.org
Alpha-synuclein (αSyn) is a highly expressed and conserved protein, typically found in the
presynaptic terminals of neurons. The misfolding and aggregation of αSyn into amyloid …

Structures of the intrinsically disordered Aβ, tau and α-synuclein proteins in aqueous solution from computer simulations

PH Nguyen, P Derreumaux - Biophysical Chemistry, 2020 - Elsevier
Intrinsically disordered proteins (IDPs) play many biological roles in the human proteome
ranging from vesicular transport, signal transduction to neurodegenerative diseases. The Aβ …

Molecular insights into the misfolding and dimerization dynamics of the full-length α-synuclein from atomistic discrete molecular dynamics simulations

Y Zhang, Y Wang, Y Liu, G Wei, F Ding… - ACS chemical …, 2022 - ACS Publications
The misfolding and pathological aggregation of α-synuclein forming insoluble amyloid
deposits is associated with Parkinson's disease, the second most common …

[HTML][HTML] Design and molecular dynamic investigations of 7, 8-dihydroxyflavone derivatives as potential neuroprotective agents against alpha-synuclein

T Mohankumar, V Chandramohan, HS Lalithamba… - Scientific reports, 2020 - nature.com
Parkinson's disease (PD) is the second most common neurodegenerative disorder caused
due to loss of dopaminergic neurons in substantia nigra pars compacta, which occurs the …

Single-particle resolution of copper-associated annular α-synuclein oligomers reveals potential therapeutic targets of neurodegeneration

O Synhaivska, S Bhattacharya… - ACS Chemical …, 2022 - ACS Publications
Metal ions stabilize protein–protein interactions and can modulate protein aggregation.
Here, using liquid-based atomic force microscopy and molecular dynamics simulations, we …

[HTML][HTML] The structural heterogeneity of α-synuclein is governed by several distinct subpopulations with interconversion times slower than milliseconds

J Chen, S Zaer, P Drori, J Zamel, K Joron, N Kalisman… - Structure, 2021 - cell.com
Summary α-Synuclein plays an important role in synaptic functions by interacting with
synaptic vesicle membrane, while its oligomers and fibrils are associated with several …

[HTML][HTML] How Cu (II) binding affects structure and dynamics of α-synuclein revealed by molecular dynamics simulations

L Savva, JA Platts - Journal of Inorganic Biochemistry, 2023 - Elsevier
We report accelerated molecular dynamics simulations of α-Synuclein and its complex with
two Cu (II) ions bound to experimentally determined binding sites. Adding two Cu (II) ions …

Effect of an amyloidogenic SARS-COV-2 protein fragment on α-Synuclein monomers and fibrils

AK Jana, CW Lander, AD Chesney… - The Journal of …, 2022 - ACS Publications
Aggregates of α-synuclein are thought to be the disease-causing agent in Parkinson's
disease. Various case studies have hinted at a correlation between COVID-19 and the onset …

[HTML][HTML] Dissociation process of polyalanine aggregates by free electron laser irradiation

H Okumura, SG Itoh, H Zen, K Nakamura - PLoS One, 2023 - journals.plos.org
Polyalanine (polyA) disease-causative proteins with an expansion of alanine repeats can be
aggregated. Although curative treatments for polyA diseases have not been explored, the …