Charging and supercharging of proteins for mass spectrometry: recent insights into the mechanisms of electrospray ionization
Electrospray ionization (ESI) is an essential technique for transferring proteins from solution
into the gas phase for mass spectrometry and ion mobility spectrometry. The mechanisms …
into the gas phase for mass spectrometry and ion mobility spectrometry. The mechanisms …
[HTML][HTML] Top-down proteomics for the analysis of proteolytic events-Methods, applications and perspectives
A Tholey, A Becker - Biochimica et Biophysica Acta (BBA)-Molecular Cell …, 2017 - Elsevier
Mass spectrometry based proteomics is an indispensable tool for almost all research areas
relevant for the understanding of proteolytic processing, ranging from the identification of …
relevant for the understanding of proteolytic processing, ranging from the identification of …
Chemical additives enable native mass spectrometry measurement of membrane protein oligomeric state within intact nanodiscs
Membrane proteins play critical biochemical roles but remain challenging to study. Recently,
native or nondenaturing mass spectrometry (MS) has made great strides in characterizing …
native or nondenaturing mass spectrometry (MS) has made great strides in characterizing …
Investigation of charge-state-dependent compaction of protein ions with native ion mobility–mass spectrometry and theory
AD Rolland, LS Biberic, JS Prell - Journal of the American Society …, 2022 - ACS Publications
The precise relationship between native gas-phase protein ion structure, charge,
desolvation, and activation remains elusive. Much evidence supports the Charge Residue …
desolvation, and activation remains elusive. Much evidence supports the Charge Residue …
Advances in ionization for mass spectrometry
Integral to advances in mass spectrometry (MS) are developments in ionization technology,
which is constantly evolving because of advances in fundamental understanding …
which is constantly evolving because of advances in fundamental understanding …
Ultrafast (1 μs) mixing and fast protein folding in nanodrops monitored by mass spectrometry
DN Mortensen, ER Williams - Journal of the American Chemical …, 2016 - ACS Publications
The use of theta-glass emitters and mass spectrometry to monitor reactions that occur as fast
as one μs is demonstrated. Acidified aqueous solutions containing unfolded proteins are …
as one μs is demonstrated. Acidified aqueous solutions containing unfolded proteins are …
Grotthuss molecular dynamics simulations for modeling proton hopping in electrosprayed water droplets
L Konermann, S Kim - Journal of Chemical Theory and …, 2022 - ACS Publications
Excess protons in water exhibit unique transport properties because they can rapidly hop
along H-bonded water wires. Considerable progress has been made in unraveling this …
along H-bonded water wires. Considerable progress has been made in unraveling this …
A modified drift tube ion mobility-mass spectrometer for charge-multiplexed collision-induced unfolding
DD Vallejo, DA Polasky, RT Kurulugama… - Analytical …, 2019 - ACS Publications
Collision-induced unfolding (CIU) of protein ions and their noncovalent complexes offers
relatively rapid access to a rich portfolio of biophysical information, without the need to tag or …
relatively rapid access to a rich portfolio of biophysical information, without the need to tag or …
How to run molecular dynamics simulations on electrospray droplets and gas phase proteins: Basic guidelines and selected applications
L Konermann, H Metwally, RG McAllister, V Popa - Methods, 2018 - Elsevier
The ability to transfer intact proteins and protein complexes into the gas phase by
electrospray ionization (ESI) has opened up numerous mass spectrometry (MS)-based …
electrospray ionization (ESI) has opened up numerous mass spectrometry (MS)-based …
Extended protein ions are formed by the chain ejection model in chemical supercharging electrospray ionization
MT Donor, SA Ewing, MA Zenaidee… - Analytical …, 2017 - ACS Publications
Supercharging electrospray ionization can be a powerful tool for increasing charge states in
mass spectra and generating unfolded ion structures, yet key details of its mechanism …
mass spectra and generating unfolded ion structures, yet key details of its mechanism …