Mass spectrometry-based techniques to elucidate the sugar code

M Grabarics, M Lettow, C Kirschbaum, K Greis… - Chemical …, 2021 - ACS Publications
Cells encode information in the sequence of biopolymers, such as nucleic acids, proteins,
and glycans. Although glycans are essential to all living organisms, surprisingly little is …

Developments in mass spectrometry for glycosaminoglycan analysis: a review

LE Pepi, P Sanderson, M Stickney, IJ Amster - Molecular & Cellular …, 2021 - ASBMB
This review covers recent developments in glycosaminoglycan (GAG) analysis via mass
spectrometry (MS). GAGs participate in a variety of biological functions, including cellular …

Computational modeling multiple conformational states of proteins with residual dipolar coupling data

H Abdollahi, JH Prestegard, H Valafar - Current Opinion in Structural …, 2023 - Elsevier
Solution nuclear magnetic resonance spectroscopy provides unique opportunities to study
the structure and dynamics of biomolecules in aqueous environments. While spin relaxation …

Analysis of N‐ and O‐linked site‐specific glycosylation by ion mobility mass spectrometry: State of the art and future directions

M Girgis, G Petruncio, P Russo, S Peyton, M Paige… - …, 2024 - Wiley Online Library
Glycosylation, the major post‐translational modification of proteins, significantly increases
the diversity of proteoforms. Glycans are involved in a variety of pivotal structural and …

Transient-mediated simulations of FTMS isotopic distributions and mass spectra to guide experiment design and data analysis

KO Nagornov, AN Kozhinov, N Gasilova… - Journal of the …, 2020 - ACS Publications
Fourier transform mass spectrometry (FTMS) applications require accurate analysis of
extremely complex mixtures of species in wide mass and charge state ranges. To optimize …

NMR analysis suggests the terminal domains of Robo1 remain extended but are rigidified in the presence of heparan sulfate

RV Williams, C Huang, KW Moremen, IJ Amster… - Scientific Reports, 2022 - nature.com
Abstract Human roundabout 1 (hRobo1) is an extracellular receptor glycoprotein that plays
important roles in angiogenesis, organ development, and tumor progression. Interaction …

The charge-state and structural stability of peptides conferred by microsolvating environments in differential mobility spectrometry

C Ieritano, D Rickert, J Featherstone… - Journal of the …, 2021 - ACS Publications
The presence of solvent vapor in a differential mobility spectrometry (DMS) cell creates a
microsolvating environment that can mitigate complications associated with field-induced …

Glycomics by ion mobility tandem mass spectrometry of chondroitin sulfate disaccharide domain in biglycan

M Sarbu, R Ica, E Sharon, DE Clemmer… - Journal of Mass …, 2023 - Wiley Online Library
Biglycan (BGN), a small leucine‐rich repeat proteoglycan, is involved in a variety of
pathological processes including malignant transformation, for which the upregulation of …

Collision-Induced Unfolding Is Sensitive to the Polarity of Proteins and Protein Complexes

S Hong, MF Bush - Journal of The American Society for Mass …, 2019 - ACS Publications
Collision-induced unfolding (CIU) uses ion mobility to probe the structures of ions of proteins
and noncovalent complexes as a function of the extent of gas-phase activation prior to …

Introducing Ion Mobility Mass Spectrometry in Brain Glycosaminoglycomics: Application to Chondroitin/Dermatan Sulfate Octasaccharide Domains

M Sarbu, DG Seidler, DE Clemmer… - Journal of the American …, 2024 - ACS Publications
Glycosaminoglycans (GAGs) are sulfated linear O-glycan chains abundantly expressed in
the extracellular matrix (ECM). Among GAGs, chondroitin sulfate (CS) and dermatan sulfate …