Approaches to heterogeneity in native mass spectrometry

AD Rolland, JS Prell - Chemical reviews, 2021 - ACS Publications
Native mass spectrometry (MS) is aimed at preserving and determining the native structure,
composition, and stoichiometry of biomolecules and their complexes from solution after they …

Recent technological developments for native mass spectrometry

IK Webb - Biochimica et Biophysica Acta (BBA)-Proteins and …, 2022 - Elsevier
Native mass spectrometry (MS), the analysis of proteins and protein complexes from
solutions that stabilize native solution structures, is a rapidly expanding area. There is strong …

Collision-induced unfolding of native-like protein ions within a trapped ion mobility spectrometry device

NB Borotto, KE Osho, TK Richards… - Journal of the American …, 2021 - ACS Publications
Native mass spectrometry and collision-induced unfolding (CIU) workflows continue to grow
in utilization due to their ability to rapidly characterize protein conformation and stability. To …

Dissociation kinetics in quadrupole ion traps: Effective temperatures under dipolar DC collisional activation conditions

SA Mehnert, JL Fischer, MR McDaniel… - Journal of the …, 2023 - ACS Publications
Ions stored in an electrodynamic ion trap can be forced from the center of the ion trap to
regions of higher radio frequency (RF) electric fields by exposing them to a dipolar DC …

Application of multiple length cross-linkers to the characterization of gaseous protein structure

M Cheung See Kit, IK Webb - Analytical chemistry, 2022 - ACS Publications
The speed, sensitivity, and tolerance of heterogeneity, as well as the kinetic trapping of
solution-like states during electrospray, make native mass spectrometry an attractive method …

Multiplexed conformationally selective, localized gas-phase hydrogen deuterium exchange of protein ions enabled by transmission-mode electron capture …

R Chaturvedi, IK Webb - Analytical Chemistry, 2022 - ACS Publications
In this article, we present an approach for conformationally multiplexed, localized hydrogen
deuterium exchange (HDX) of gas-phase protein ions facilitated by ion mobility (IM) followed …

Practical effects of intramolecular hydrogen rearrangement in electron transfer dissociation-based proteomics

TM Peters-Clarke, NM Riley… - Journal of the …, 2021 - ACS Publications
Ion–ion reactions are valuable tools in mass-spectrometry-based peptide and protein
sequencing. To boost the generation of sequence-informative fragment ions from low charge …

Gas-Phase Covalent Bond Formation via Nucleophilic Substitution: A Dissociation Kinetics Study of Leaving Groups, Isomeric R Groups, and Nucleophilic Sites

JL Fischer, SA Mehnert, AM Pitts-McCoy… - Journal of the …, 2022 - ACS Publications
Nucleophilic substitution covalent modification ion/ion reactions were carried out in a linear
quadrupole ion trap between the doubly protonated peptides KGAILKGAILR, RARARAA …

Revealing the fates of proteins in the gas phase

IK Webb - International Journal of Mass Spectrometry, 2024 - Elsevier
The ability to observe intact proteins by native mass spectrometry allows measurements of
size, oligomeric state, numbers and types of ligands and post translational modifications …

practical effects of intramolecular hydrogen rearrangement in electron transfer dissociation proteomics

TM Peters-Clarke - ADVANCING TANDEM MASS …, 2023 - search.proquest.com
Ion–ion reactions are valuable tools in mass-spectrometry-based peptide and protein
sequencing. To boost the generation of sequence-informative fragment ions from low …