Search Results - "Liu, Fanny C"
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Metastability of Protein Solution Structures in the Absence of a Solvent: Rugged Energy Landscape and Glass-like Behavior
Published in Journal of the American Chemical Society (10-04-2024)“…Native ion mobility/mass spectrometry is well-poised to structurally screen proteomes but characterizes protein structures in the absence of a solvent. This…”
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Comment on Effective Temperature and Structural Rearrangement in Trapped Ion Mobility Spectrometry
Published in Analytical chemistry (Washington) (15-12-2020)Get full text
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Structure Relaxation Approximation (SRA) for Elucidation of Protein Structures from Ion Mobility Measurements
Published in The journal of physical chemistry. B (04-04-2019)“…Ion mobility spectrometry–mass spectrometry methods offer the potential to correlate protein tertiary and quaternary structures to variations in their amino…”
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A Transferable, Sample-Independent Calibration Procedure for Trapped Ion Mobility Spectrometry (TIMS)
Published in Analytical chemistry (Washington) (07-08-2018)“…Ion mobility spectrometry-mass spectrometry (IMS-MS) determines momentum transfer cross sections of ions to elucidate their structures. Recent IMS methods…”
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On the structural denaturation of biological analytes in trapped ion mobility spectrometry - mass spectrometry
Published in Analyst (London) (07-06-2016)“…Key to native ion mobility/mass spectrometry is to prevent the structural denaturation of biological molecules in the gas phase. Here, we systematically assess…”
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Elucidating Structures of Protein Complexes by Collision-Induced Dissociation at Elevated Gas Pressures
Published in Journal of the American Society for Mass Spectrometry (04-10-2023)“…Ion activation methods carried out at gas pressures compatible with ion mobility separations are not yet widely established. This limits the analytical utility…”
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Tandem-trapped ion mobility spectrometry/mass spectrometry ( t TIMS/MS): a promising analytical method for investigating heterogenous samples
Published in Analyst (London) (30-05-2022)“…Ion mobility spectrometry/mass spectrometry (IMS/MS) is widely used to study various levels of protein structure. Here, we review the current state of affairs…”
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Structural Analysis of the Glycoprotein Complex Avidin by Tandem-Trapped Ion Mobility Spectrometry–Mass Spectrometry (Tandem-TIMS/MS)
Published in Analytical chemistry (Washington) (17-03-2020)“…Glycoproteins play a central role in many biological processes including disease mechanisms. Nevertheless, because glycoproteins are heterogeneous entities, it…”
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Structure Relaxation Approximation (SRA) for Elucidation of Protein Structures from Ion Mobility Measurements (II). Protein Complexes
Published in The journal of physical chemistry. B (29-06-2023)“…Characterizing structures of protein complexes and their disease-related aberrations is essential to understanding molecular mechanisms of many biological…”
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Tandem Trapped Ion Mobility Spectrometry/Mass Spectrometry (tTIMS/MS) Reveals Sequence-Specific Determinants of Top-Down Protein Fragment Ion Cross Sections
Published in Analytical chemistry (Washington) (14-06-2022)“…Top-down proteomics provides a straightforward approach to the level of proteoforms but remains technologically challenging. Using ion mobility…”
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Top-Down Protein Analysis by Tandem-Trapped Ion Mobility Spectrometry/Mass Spectrometry (Tandem-TIMS/MS) Coupled with Ultraviolet Photodissociation (UVPD) and Parallel Accumulation/Serial Fragmentation (PASEF) MS/MS Analysis
Published in Journal of the American Society for Mass Spectrometry (04-10-2023)“…“Top-down” proteomics analyzes intact proteins and identifies proteoforms by their intact mass as well as the observed fragmentation pattern in tandem mass…”
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On the Preservation of Non-covalent Peptide Assemblies in a Tandem-Trapped Ion Mobility Spectrometer-Mass Spectrometer (TIMS-TIMS-MS)
Published in Journal of the American Society for Mass Spectrometry (01-07-2019)“…Ion mobility spectrometry-mass spectrometry (IMS-MS) has demonstrated the ability to characterize structures of weakly-bound peptide assemblies. However, these…”
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Tandem‐trapped ion mobility spectrometry/mass spectrometry coupled with ultraviolet photodissociation
Published in Rapid communications in mass spectrometry (30-11-2021)“…Rationale Tandem‐ion mobility spectrometry/mass spectrometry methods have recently gained traction for the structural characterization of proteins and protein…”
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Evaluation of a Commercial TIMS-Q-TOF Platform for Native Mass Spectrometry
Published in Journal of the American Society for Mass Spectrometry (03-07-2024)“…Mass-spectrometry based assays in structural biology studies measure either intact or digested proteins. Typically, different mass spectrometers are dedicated…”
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Perspective on the potential of tandem-ion mobility /mass spectrometry methods for structural proteomics applications
Published in Frontiers in analytical science (18-01-2023)“…Cellular processes are usually carried out collectively by the entirety of all proteins present in a biological cell, i.e. the proteome. Mass…”
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Printing Peptide arrays with a complementary metal oxide semiconductor chip
Published in Advances in biochemical engineering, biotechnology (01-01-2013)“…: In this chapter, we discuss the state-of-the-art peptide array technologies, comparing the spot technique, lithographical methods, and microelectronic…”
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