Monitoring protein folding through high pressure NMR spectroscopy

J Roche, CA Royer, C Roumestand - Progress in nuclear magnetic …, 2017 - Elsevier
High-pressure is a well-known perturbation method used to destabilize globular proteins. It
is perfectly reversible, which is essential for a proper thermodynamic characterization of a …

Experimental NOE, chemical shift, and proline isomerization data provide detailed insights into amelotin oligomerization

SC Chiliveri, Y Shen, JL Baber, J Ying… - Journal of the …, 2023 - ACS Publications
Amelotin is an intrinsically disordered protein (IDP) rich in Pro residues and is involved in
hydroxyapatite mineralization. It rapidly oligomerizes under physiological conditions of pH …

Study of protein folding under native conditions by rapidly switching the hydrostatic pressure inside an NMR sample cell

C Charlier, TR Alderson, JM Courtney… - Proceedings of the …, 2018 - National Acad Sciences
In general, small proteins rapidly fold on the timescale of milliseconds or less. For proteins
with a substantial volume difference between the folded and unfolded states, their …

High pressure NMR methods for characterizing functional substates of proteins

HR Kalbitzer - … Pressure Bioscience: Basic Concepts, Applications and …, 2015 - Springer
Proteins usually exist in multiple conformational states in solution. High pressure NMR
spectroscopy is a well-suited method to identify these states. In addition, these states can be …

Intrinsic allosteric inhibition of signaling proteins by targeting rare interaction states detected by high‐pressure NMR spectroscopy

HR Kalbitzer, IC Rosnizeck, CE Munte… - Angewandte Chemie …, 2013 - Wiley Online Library
Proteins involved in signal transduction exist in more than one conformational state and thus
generally permit a new type of allosteric inhibition by targeting their rare interaction states …

Practical aspects of high-pressure NMR spectroscopy and its applications in protein biophysics and structural biology

JA Caro, AJ Wand - Methods, 2018 - Elsevier
Pressure and temperature are the two fundamental variables of thermodynamics.
Temperature and chemical perturbation are central experimental tools for the exploration of …

Impact of hydrostatic pressure on an intrinsically disordered protein: a high‐pressure NMR study of α‐Synuclein

J Roche, J Ying, AS Maltsev, A Bax - ChemBioChem, 2013 - Wiley Online Library
The impact of pressure on the backbone 15N, 1H and 13C chemical shifts in N‐terminally
acetylated α‐synuclein has been evaluated over a pressure range 1–2500 bar. Even while …

A molten globule ensemble primes Arf1–GDP for the nucleotide switch

T Koduru, N Hantman, EV Peters, MW Jaworek… - Proceedings of the …, 2024 - pnas.org
The adenosine di-phosphate (ADP) ribosylation factor (Arf) small guanosine tri-phosphate
(GTP) ases function as molecular switches to activate signaling cascades that control …

Including the Ensemble of Unstructured Conformations in the Analysis of Protein's Native State by High‐Pressure NMR Spectroscopy

F Berner, M Kovermann - Angewandte Chemie International …, 2024 - Wiley Online Library
The analysis of pressure induced changes in the chemical shift of proteins allows statements
on structural fluctuations proteins exhibit at ambient pressure. The inherent issue of …

The effects of threonine phosphorylation on the stability and dynamics of the central molecular switch region of 18.5-kDa myelin basic protein

KA Vassall, K Bessonov, M De Avila, E Polverini… - PloS one, 2013 - journals.plos.org
The classic isoforms of myelin basic protein (MBP) are essential for the formation and
maintenance of myelin in the central nervous system of higher vertebrates. The protein is …