Exploring the polymorphism, conformational dynamics and function of amyloidogenic peptides and proteins by temperature and pressure modulation

L Ostermeier, GAP de Oliveira, W Dzwolak, JL Silva… - Biophysical …, 2021 - Elsevier
Our understanding of amyloid structures and the mechanisms by which disease-associated
peptides and proteins self-assemble into these fibrillar aggregates, has advanced …

Impact of charge composition and distribution on the antibacterial properties of polypeptide coatings

Z Liu, F Yang, W Si, R Xue, X Chu, X Tian, L Yin… - ACS Macro …, 2022 - ACS Publications
Inspired by the charge composition and distribution of proteins and peptides, we designed
and prepared a series of brush polypeptides with positive and negative charges separately …

Secondary Structure Tuning of a Pseudoprotein Between β‐Meander and α‐Helical Forms in the Solid‐State

V Athiyarath, MC Madhusudhanan… - Angewandte Chemie …, 2022 - Wiley Online Library
Tuning the secondary structure of a protein or polymer in the solid‐state is challenging. Here
we report the topochemical synthesis of a pseudoprotein and its secondary structure tuning …

Sequential Ion Induced Multilength‐Scale Structurally Fibers with Strain‐Stiffening, High Damping, and Shape‐Memory Features

W Zhang, P Wang, Y Hu, Q Chen… - Advanced Functional …, 2024 - Wiley Online Library
Natural materials possess inherent multilength‐scale structures, showcasing outstanding
mechanical properties such as strain‐stiffening, high damping, and shape‐memory features …

Evaluation of formation and proportion of secondary structure in γ-polyglutamic acid by terahertz time-domain spectroscopy

Z Zhu, Y Bian, X Zhang, R Zeng, B Yang - Spectrochimica Acta Part A …, 2022 - Elsevier
The study of secondary structure is essential for understanding peptides and proteins. Here,
we measured the terahertz (THz) spectra of γ-polyglutamic acid (γ-PGA) dominated by α …

Bulk Biopolyelectrolyte Complexes from Homopolypeptides: Solid “Salt Bridges”

ZA Digby, Y Chen, K Akkaoui, JB Schlenoff - Biomacromolecules, 2023 - ACS Publications
Salt bridges, pairings between oppositely charged amino acids, are dispersed throughout
proteins to assist folding and interactions. Biopolyelectrolyte complexes (BioPECs) were …

Self-assembly of insulin-derived chimeric peptides into two-component amyloid fibrils: the role of Coulombic interactions

M Fortunka, R Dec, W Puławski, M Guza… - The Journal of …, 2023 - ACS Publications
Canonical amyloid fibrils are composed of covalently identical polypeptide chains. Here, we
employ kinetic assays, atomic force microscopy, infrared spectroscopy, circular dichroism …

Virtual Issue on Docking

JB Klauda - The Journal of Physical Chemistry B, 2021 - ACS Publications
Docking methods have been developed and used extensively over the last several decades
to probe ligands binding to receptors. These methods greatly decrease the complexity of two …