Ion mobility-mass spectrometry: time-dispersive instrumentation

JC May, JA McLean - Analytical chemistry, 2015 - ACS Publications
The field of ion mobility-mass spectrometry (IM-MS) has grown with significant momentum in
recent years in both fundamental advances and pioneering applications. A search of the …

Ion mobility analysis of molecular dynamics

T Wyttenbach, NA Pierson, DE Clemmer… - Annual review of …, 2014 - annualreviews.org
The combination of mass spectrometry and ion mobility spectrometry (IMS) employing a
temperature-variable drift cell or a drift tube divided into sections to make IMS-IMS …

Structural characterization of drug-like compounds by ion mobility mass spectrometry: comparison of theoretical and experimentally derived nitrogen collision cross …

I Campuzano, MF Bush, CV Robinson… - Analytical …, 2012 - ACS Publications
We present the use of drug-like molecules as a traveling wave (T-wave) ion mobility (IM)
calibration sample set, covering the m/z range of 122.1–609.3, the nitrogen collision cross …

Enhancements in travelling wave ion mobility resolution

K Giles, JP Williams… - Rapid Communications in …, 2011 - Wiley Online Library
The use of ion mobility separation to determine the collision cross‐section of a gas‐phase
ion can provide valuable structural information. The introduction of travelling‐wave ion …

High resolution trapped ion mobility spectrometery of peptides

JA Silveira, ME Ridgeway, MA Park - Analytical chemistry, 2014 - ACS Publications
In the present work, we employ trapped ion mobility spectrometry (TIMS) for conformational
analysis of several model peptides. The TIMS distributions are extensively compared to …

From solution to the gas phase: stepwise dehydration and kinetic trapping of substance P reveals the origin of peptide conformations

JA Silveira, KL Fort, DY Kim, KA Servage… - Journal of the …, 2013 - ACS Publications
Past experimental results and molecular dynamics simulations provide evidence that, under
some conditions, electrospray ionization (ESI) of biomolecules produces ions that retain …

Cryogenic vibrational spectroscopy provides unique fingerprints for glycan identification

C Masellis, N Khanal, MZ Kamrath… - Journal of The …, 2017 - ACS Publications
The structural characterization of glycans by mass spectrometry is particularly challenging.
This is because of the high degree of isomerism in which glycans of the same mass can …

Hybrid ion mobility and mass spectrometry as a separation tool

MA Ewing, MS Glover, DE Clemmer - Journal of Chromatography A, 2016 - Elsevier
Ion mobility spectrometry (IMS) coupled to mass spectrometry (MS) has seen spectacular
growth over the last two decades. Increasing IMS sensitivity and capacity with improvements …

Number of solution states of bradykinin from ion mobility and mass spectrometry measurements

NA Pierson, L Chen, SJ Valentine… - Journal of the …, 2011 - ACS Publications
Ion mobility and mass spectrometry measurements have been used to examine the
populations of different solution structures of the nonapeptide bradykinin. Over the range of …

Are the Gas-Phase Structures of Molecular Elephants Enduring or Ephemeral? Results from Time-Dependent, Tandem Ion Mobility

BP Zercher, S Hong, AE Roush, Y Feng… - Analytical …, 2023 - ACS Publications
The structural stability of biomolecules in the gas phase remains an important topic in mass
spectrometry applications for structural biology. Here, we evaluate the kinetic stability of …