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 …

Metal Binding of Alzheimer's Amyloid-β and Its Effect on Peptide Self-Assembly

A Abelein - Accounts of Chemical Research, 2023 - ACS Publications
Conspectus Metal ions have been identified as key factors modulating the aggregation of
amyloid-β peptide (Aβ) implicated in Alzheimer's disease (AD). The presence of elevated …

Molecular structure of Cu (II)-bound amyloid-β monomer implicated in inhibition of peptide self-assembly in Alzheimer's disease

A Abelein, S Ciofi-Baffoni, C Mörman, R Kumar… - JACS Au, 2022 - ACS Publications
Metal ions, such as copper and zinc ions, have been shown to strongly modulate the self-
assembly of the amyloid-β (Aβ) peptide into insoluble fibrils, and elevated concentrations of …

Redox processes in Cu-binding proteins: the “in-between” states in intrinsically disordered peptides

E Falcone, C Hureau - Chemical Society Reviews, 2023 - pubs.rsc.org
We report on a concept that some of us first described a decade ago for pure electron
transfer [V. Balland, C. Hureau and J.-M. Savéant, Proc. Natl. Acad. Sci. USA, 2010, 107 …

Studying peptide-metal ion complex structures by solution-state NMR

DE Shalev - International Journal of Molecular Sciences, 2022 - mdpi.com
Metal chelation can provide structural stability and form reactive centers in metalloproteins.
Approximately one third of known protein structures are metalloproteins, and metal binding …

Aggregation of biologically important peptides and proteins: inhibition or acceleration depending on protein and metal ion concentrations

BG Poulson, K Szczepski, JI Lachowicz, L Jaremko… - RSC …, 2020 - pubs.rsc.org
The process of aggregation of proteins and peptides is dependent on the concentration of
proteins, and the rate of aggregation can be altered by the presence of metal ions, but this …

Bioinorganic Chemistry of Micronutrients Related to Alzheimer's and Parkinson's Diseases

A Kola, F Nencioni, D Valensin - Molecules, 2023 - mdpi.com
Metal ions are fundamental to guarantee the regular physiological activity of the human
organism. Similarly, vitamins play a key role in many biological functions of the metabolism …

Binding and Reactivity of Copper to R1 and R3 Fragments of tau Protein

C Bacchella, S Gentili, D Bellotti, E Quartieri… - Inorganic …, 2019 - ACS Publications
Tau protein is present in significant amounts in neurons, where it contributes to the
stabilization of microtubules. Insoluble neurofibrillary tangles of tau are associated with …

NMR studies of amyloid interactions

DA Middleton - Progress in Nuclear Magnetic Resonance …, 2024 - Elsevier
Amyloid fibrils are insoluble, fibrous nanostructures that accumulate extracellularly in
biological tissue during the progression of several human disorders, including Alzheimer's …

Impact of N‐Truncated Aβ Peptides on Cu‐ and Cu(Aβ)‐Generated ROS: CuI Matters!

C Esmieu, G Ferrand, V Borghesani… - … –A European Journal, 2021 - Wiley Online Library
In vitro Cu (Aβ1–x)‐induced ROS production has been extensively studied. Conversely, the
ability of N‐truncated isoforms of Aβ to alter the Cu‐induced ROS production has been …