Mass spectrometry using electrospray ionization
GRD Prabhu, ER Williams, M Wilm… - Nature Reviews Methods …, 2023 - nature.com
Applying a high voltage to a liquid passing through a capillary disintegrates the liquid
meniscus to generate a fine spray of charged droplets. As the droplets evaporate, polar …
meniscus to generate a fine spray of charged droplets. As the droplets evaporate, polar …
Mass spectrometry methods for measuring protein stability
DD Vallejo, C Rojas Ramírez, KF Parson, Y Han… - Chemical …, 2022 - ACS Publications
Mass spectrometry is a central technology in the life sciences, providing our most
comprehensive account of the molecular inventory of the cell. In parallel with developments …
comprehensive account of the molecular inventory of the cell. In parallel with developments …
Stability and dissociation of adeno-associated viral capsids by variable temperature-charge detection-mass spectrometry
MM Kostelic, JP Ryan, LS Brown, TW Jackson… - Analytical …, 2022 - ACS Publications
Adeno-associated viral (AAV) vectors have emerged as gene therapy and vaccine delivery
systems. Differential scanning fluorimetry or differential scanning calorimetry is commonly …
systems. Differential scanning fluorimetry or differential scanning calorimetry is commonly …
Mass spectrometry in materials synthesis
Mass spectrometry (MS), a century-old analytical technique, is now emerging as a
preparative method. Electrospray deposition (ESD) of charged droplets generated by …
preparative method. Electrospray deposition (ESD) of charged droplets generated by …
Temperature Regulates Stability, Ligand Binding (Mg2+ and ATP), and Stoichiometry of GroEL–GroES Complexes
Chaperonins are nanomachines that harness ATP hydrolysis to power and catalyze protein
folding, a chemical action that is directly linked to the maintenance of cell function through …
folding, a chemical action that is directly linked to the maintenance of cell function through …
Simultaneous native mass spectrometry analysis of single and double mutants to probe lipid binding to membrane proteins
HS Jayasekera, FA Mohona, M Ewbank… - Analytical …, 2023 - ACS Publications
Lipids are critical modulators of membrane protein structure and function. However, it is
challenging to investigate the thermodynamics of protein–lipid interactions because lipids …
challenging to investigate the thermodynamics of protein–lipid interactions because lipids …
Gas-phase unfolding of protein complexes distinguishes conformational isomers
S Nash, RW Vachet - Journal of the American Chemical Society, 2022 - ACS Publications
Proteins can adopt different conformational states that are important for their biological
function and, in some cases, can be responsible for their dysfunction. The essential roles …
function and, in some cases, can be responsible for their dysfunction. The essential roles …
A Novel Y-shaped, S–O–N–O–S-bridged cross-link between three residues C22, C44, and K61 is frequently observed in the SARS-CoV-2 main Protease
KS Yang, LR Blankenship, STA Kuo… - ACS chemical …, 2023 - ACS Publications
As the COVID-19 pathogen, SARS-CoV-2 relies on its main protease (MPro) for
pathogenesis and replication. During crystallographic analyses of MPro crystals that were …
pathogenesis and replication. During crystallographic analyses of MPro crystals that were …
Symmetry of 4-oxalocrotonate tautomerase trimers influences unfolding and fragmentation in the gas phase
SN Sipe, EB Lancaster, JP Butalewicz… - Journal of the …, 2022 - ACS Publications
The recent discovery of asymmetric arrangements of trimers in the tautomerase superfamily
(TSF) adds structural diversity to this already mechanistically diverse superfamily …
(TSF) adds structural diversity to this already mechanistically diverse superfamily …
Dissecting the thermodynamics of ATP binding to GroEL one nucleotide at a time
Variable-temperature electrospray ionization (vT-ESI) native mass spectrometry (nMS) is
used to determine the thermodynamics for stepwise binding of up to 14 ATP molecules to …
used to determine the thermodynamics for stepwise binding of up to 14 ATP molecules to …