Structural effects of multiple pathogenic mutations suggest a model for the initiation of misfolding of the prion protein

J Singh, JB Udgaonkar - Angewandte Chemie, 2015 - Wiley Online Library
A molecular understanding of the prion diseases requires delineation of the origin of
misfolding of the prion protein (PrP). An understanding of how different disease‐linked …

The unfolding of the prion protein sheds light on the mechanisms of prion susceptibility and species barrier

PJ Robinson, TJT Pinheiro - Biochemistry, 2009 - ACS Publications
Prion diseases are a group of fatal neurodegenerative disorders that manifest as infectious,
sporadic, or familial and are all associated with the misfolding of the prion protein (PrP) …

The pathogenic mutation T182A converts the prion protein into a molten globule-like conformation whose misfolding to oligomers but not to fibrils is drastically …

J Singh, JB Udgaonkar - Biochemistry, 2016 - ACS Publications
Delineation of the effects of pathogenic mutations linked with familial prion diseases on the
structure and misfolding of prion protein (PrP) will be useful in understanding the molecular …

Single-molecule approaches to prion protein misfolding

H Yu, DR Dee, MT Woodside - Prion, 2013 - Taylor & Francis
The structural conversion of the prion protein PrP into a transmissible, misfolded form is the
central element of prion disease, yet there is little consensus as to how it occurs. Key …

Unraveling the molecular mechanism of pH-induced misfolding and oligomerization of the prion protein

J Singh, JB Udgaonkar - Journal of Molecular Biology, 2016 - Elsevier
The misfolding of the prion protein (PrP) to aggregated forms is linked to several
neurodegenerative diseases. Misfolded oligomeric forms of PrP are associated with …

Conformational pH dependence of intermediate states during oligomerization of the human prion protein

R Gerber, A Tahiri‐Alaoui, PJ Hore, W James - Protein Science, 2008 - Wiley Online Library
Intermediate states are key to understanding the molecular mechanisms governing protein
misfolding. The human prion protein (PrP) can follow various misfolding pathways, and …

Direct observation of multiple misfolding pathways in a single prion protein molecule

H Yu, X Liu, K Neupane, AN Gupta… - Proceedings of the …, 2012 - National Acad Sciences
Protein misfolding is a ubiquitous phenomenon associated with a wide range of diseases.
Single-molecule approaches offer a powerful tool for deciphering the mechanisms of …

Folding and intrinsic stability of deletion variants of PrP (121–231), the folded C-terminal domain of the prion protein

H Eberl, R Glockshuber - Biophysical chemistry, 2002 - Elsevier
Transmissible spongiform encephalopathies in mammals are believed to be caused by
PrPSc, the insoluble, oligomeric isoform of the cellular prion protein PrPC. PrPC and the …

Identification and structural characterization of the precursor conformation of the prion protein which directly initiates misfolding and oligomerization

R Moulick, JB Udgaonkar - Journal of molecular biology, 2017 - Elsevier
To identify and structurally characterize the precursor conformation of the prion protein (PrP),
from which misfolding and aggregation directly commence, has been a long-standing goal …

Slow Misfolding of a Molten Globule form of a Mutant Prion Protein Variant into a β-rich Dimer

S Pal, JB Udgaonkar - Journal of Molecular Biology, 2024 - Elsevier
Misfolding of the prion protein is linked to multiple neurodegenerative diseases. A better
understanding of the process requires the identification and structural characterization of …