Proteostasis of islet amyloid polypeptide: a molecular perspective of risk factors and protective strategies for type II diabetes

D Milardi, E Gazit, SE Radford, Y Xu… - Chemical …, 2021 - ACS Publications
The possible link between hIAPP accumulation and β-cell death in diabetic patients has
inspired numerous studies focusing on amyloid structures and aggregation pathways of this …

Islet amyloid polypeptide: structure, function, and pathophysiology

R Akter, P Cao, H Noor, Z Ridgway… - Journal of diabetes …, 2016 - Wiley Online Library
The hormone islet amyloid polypeptide (IAPP, or amylin) plays a role in glucose
homeostasis but aggregates to form islet amyloid in type‐2 diabetes. Islet amyloid formation …

Peptide conformation and supramolecular organization in amylin fibrils: constraints from solid-state NMR

S Luca, WM Yau, R Leapman, R Tycko - Biochemistry, 2007 - ACS Publications
The 37-residue amylin peptide, also known as islet amyloid polypeptide, forms fibrils that are
the main peptide or protein component of amyloid that develops in the pancreas of type 2 …

Implications of aromatic–aromatic interactions: From protein structures to peptide models

KM Makwana, R Mahalakshmi - Protein Science, 2015 - Wiley Online Library
With increasing structural information on proteins, the opportunity to understand physical
forces governing protein folding is also expanding. One of the significant non‐covalent …

Review self‐assembly of amphipathic β‐sheet peptides: insights and applications

CJ Bowerman, BL Nilsson - Peptide Science, 2012 - Wiley Online Library
Amphipathic peptides composed of alternating polar and nonpolar residues have a strong
tendency to self‐assemble into one‐dimensional, amyloid‐like fibril structures. Fibrils …

Hydrophobic, aromatic, and electrostatic interactions play a central role in amyloid fibril formation and stability

KE Marshall, KL Morris, D Charlton, N O'Reilly… - Biochemistry, 2011 - ACS Publications
Amyloid-like fibrous crystals formed by the peptide KFFEAAAKKFFE have been previously
characterized and provide an ideal model system to examine the importance of specific …

The potential role of human islet amyloid polypeptide in type 2 diabetes mellitus and Alzheimer's diseases

M Alrouji, HM Al-Kuraishy, AI Al-Gareeb… - Diabetology & Metabolic …, 2023 - Springer
Human Islet amyloid polypeptide (hIAPP) from pancreatic β cells in the islet of Langerhans
has different physiological functions including inhibiting the release of insulin and glucagon …

Time-resolved studies define the nature of toxic IAPP intermediates, providing insight for anti-amyloidosis therapeutics

A Abedini, A Plesner, P Cao, Z Ridgway, J Zhang… - Elife, 2016 - elifesciences.org
Islet amyloidosis by IAPP contributes to pancreatic β-cell death in diabetes, but the nature of
toxic IAPP species remains elusive. Using concurrent time-resolved biophysical and …

[HTML][HTML] Islet amyloid: from fundamental biophysics to mechanisms of cytotoxicity

P Cao, P Marek, H Noor, V Patsalo, LH Tu, H Wang… - FEBS letters, 2013 - Elsevier
Pancreatic islet amyloid is a characteristic feature of type 2 diabetes. The major protein
component of islet amyloid is the polypeptide hormone known as islet amyloid polypeptide …

Tuning β-sheet peptide self-assembly and hydrogelation behavior by modification of sequence hydrophobicity and aromaticity

CJ Bowerman, W Liyanage, AJ Federation… - …, 2011 - ACS Publications
Peptide self-assembly leading to cross-β amyloid structures is a widely studied
phenomenon because of its role in amyloid pathology and the exploitation of amyloid as a …