Structural and functional insights into α-synuclein fibril polymorphism

S Mehra, L Gadhe, R Bera, AS Sawner, SK Maji - Biomolecules, 2021 - mdpi.com
… amyloid fibrils exhibit polymorphism at the molecular level, ie, a … of different types of secondary
structure elements, such as α-… that these differences in the structures of full-length (1–140) …

Navigating the dynamic landscape of alpha-synuclein morphology: a review of the physiologically relevant tetrameric conformation

HR Lucas, RD Fernández - Neural Regeneration Research, 2020 - journals.lww.com
… of the molecular level details that define the structural diversity … (A) Simplified depiction of
the three regions of α-synuclein that … state due to its lack of secondary structure. As a result, it …

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
… We further analyzed the secondary structure of α-synuclein monomers and dimers. The …
The stability of polymorphic α-synuclein dimers derived from experimentally determined fibrils by …

Study of molecular mechanisms of α-synuclein assembly: Insight into a cross-β structure in the N-termini of new α-synuclein fibrils

DN Bloch, Y Miller - ACS omega, 2017 - ACS Publications
… Our study has shown that at the molecular level so far there … experiment that proposed the
secondary structure (ie, β-… We further investigated the structural stability of the full-length AS(1–…

Molecular dynamics study to investigate the dimeric structure of the full-length α-synuclein in aqueous solution

T Zhang, Y Tian, Z Li, S Liu, X Hu, Z Yang… - Journal of Chemical …, 2017 - ACS Publications
… According to the three regions (NTD, NAC, and CTD) and the secondary structure properties
… reveal the mechanism and specific structural details from the molecular level of α-syn dimer …

Secondary structure in polymorphic forms of alpha-synuclein amyloids

I Roterman, K Stapor, D Dułak… - Acta Biochimica …, 2023 - abp.ptbioch.edu.pl
Numerous Alpha-synuclein amyloid structures available in PDB enable their comparative
analysis. They are all characterized by a flat structure of each individual chain with an …

Two new polymorphic structures of human full-length alpha-synuclein fibrils solved by cryo-electron microscopy

R Guerrero-Ferreira, NMI Taylor, AA Arteni, P Kumari… - Elife, 2019 - elifesciences.org
polymorphic structures of in vitro generated amyloid fibrils of α-Syn (denoted polymorphs 2a
and 2b). Our structures … fibril structure, and contribute to our understanding of amyloid fibril …

Insights into the interactions that trigger the primary nucleation of polymorphic α-synuclein dimers

S Lan-Mark, Y Miller - ACS Chemical Neuroscience, 2022 - ACS Publications
… that probes at the molecular level the specific interactions … Based on these four AS fibrils, we
constructed four full-length AS … of the secondary structure of the protein (DSSP) method. The …

Distinct mechanisms determine α-synuclein fibril morphology during growth and maturation

A Sidhu, I Segers-Nolten, V Raussens… - ACS Chemical …, 2017 - ACS Publications
… and temporal evolution of polymorphism. We follow morphological … full length fibrils are
suggested to have a different structure … in wt αSyn in terms of secondary structure, we performed …

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
… The secondary structure of A53T recorded in this study was similar to that determined by …
replica exchange molecular dynamics (REMD) simulations on the full-length monomeric WT …