[HTML][HTML] Vibrational approach to the dynamics and structure of protein amyloids

H Li, R Lantz, D Du - Molecules, 2019 - mdpi.com
Amyloid diseases, including neurodegenerative diseases such as Alzheimer's and
Parkinson's, are linked to a poorly understood progression of protein misfolding and …

[HTML][HTML] Hierarchical assembly of tryptophan zipper peptides into stress-relaxing bioactive hydrogels

AK Nguyen, TG Molley, E Kardia, S Ganda… - Nature …, 2023 - nature.com
Soft materials in nature are formed through reversible supramolecular assembly of
biological polymers into dynamic hierarchical networks. Rational design has led to self …

N-glycosylation as a eukaryotic protective mechanism against protein aggregation

R Duran-Romaña, B Houben, M De Vleeschouwer… - Science …, 2024 - science.org
The tendency for proteins to form aggregates is an inherent part of every proteome and
arises from the self-assembly of short protein segments called aggregation-prone regions …

Autonomous aggregation suppression by acidic residues explains why chaperones favour basic residues

B Houben, E Michiels, M Ramakers… - The EMBO …, 2020 - embopress.org
Many chaperones favour binding to hydrophobic sequences that are flanked by basic
residues while disfavouring acidic residues. However, the origin of this bias in protein quality …

Tryptophan-based self-assembling peptides with bacterial flocculation and antimicrobial properties

J Zhang, S Liu, H Li, X Tian, X Li - Langmuir, 2020 - ACS Publications
Tryptophan as an aromatic amino acid with a hydrophobic indole group plays important
roles in stabilizing protein structures and enhancing molecular bindings in nature, but was …

Aromatic interactions in β-hairpin scaffold stability: A historical perspective

R Mahalakshmi - Archives of biochemistry and biophysics, 2019 - Elsevier
Non-covalent interactions between naturally occurring aromatic residues have been widely
exploited as scaffold stabilizing agents in de novo designed peptides and in Nature …

Kinetic network models of tryptophan mutations in β-hairpins reveal the importance of non-native interactions

AM Razavi, VA Voelz - Journal of Chemical Theory and …, 2015 - ACS Publications
We present an analysis of the most extensive explicit-solvent simulations of β-hairpins to
date (9.4 ms in aggregate), with the aim of probing the effects of tryptophan mutations on …

Structural characterization of self‐assembled tetra‐tryptophan based nanostructures: variations on a common theme

C Diaferia, N Balasco, T Sibillano, C Giannini… - …, 2018 - Wiley Online Library
Over the years, a large number of multidisciplinary investigations has unveiled that the self‐
assembly of short peptides and even of individual amino acids can generate a variety of …

MANUSCRIPT Local Crowd, Local Probe: Strengths and Drawbacks of Azidohomoalanine as a Site-Specific Crowding Probe

JC Shirley, CR Baiz - The Journal of Physical Chemistry B, 2024 - ACS Publications
Every residue on a protein can be characterized by its interaction with water, in lack or in
excess, as water is the matrix of biological systems. Infrared spectroscopy and the …

Amino acids: chemistry, diversity and physical properties

M Zarándi, J Szolomájer - 2017 - books.rsc.org
The occurrence, chemistry, resolution, and analysis of amino acids published in the
literature from 2013 finished with the year of 2016 are reviewed in this Chapter which is …