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Journal ArticleDOI

Native mass spectrometry: a bridge between interactomics and structural biology.

Albert J. R. Heck
- 01 Nov 2008 - 
- Vol. 5, Iss: 11, pp 927-933
TLDR
The current state of native mass spectrometry technology is reviewed and several important biological applications are discussed, including high-throughput interactomics studies and current experimental challenges.
Abstract
Native mass spectrometry is an emerging technology that allows the topological investigation of intact protein complexes with high sensitivity and a theoretically unrestricted mass range. This unique tool provides complementary information to established technologies in structural biology, and also provides a link to high-throughput interactomics studies, which do not generate information on exact protein complex-composition, structure or dynamics. Here I review the current state of native mass spectrometry technology and discuss several important biological applications. I also describe current experimental challenges in native mass spectrometry, encouraging readers to contribute to solutions.

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Citations
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Journal ArticleDOI

Protein Analysis by Shotgun/Bottom-up Proteomics

TL;DR: The progress of proteomics has been driven by the development of new technologies for peptide/protein separation, mass spectrometry analysis, isotope labeling for quantification, and bioinformatics data analysis.
Journal ArticleDOI

The power of ion mobility-mass spectrometry for structural characterization and the study of conformational dynamics

TL;DR: Ion mobility-mass spectrometry can be used to gain insights into the conformational dynamics of a system, offering a unique means of characterizing flexibility and folding mechanisms.
Journal ArticleDOI

Towards single-molecule nanomechanical mass spectrometry

TL;DR: In this article, a nanoelectromechanical-based mass spectrometer was used for the detection of individual molecular species in real-time with a few to single molecules.
Journal ArticleDOI

Next-generation proteomics: towards an integrative view of proteome dynamics

TL;DR: MS-based proteomics is starting to mature and to deliver through a combination of developments in instrumentation, sample preparation and computational analysis, and to highlight recent applications.
Journal ArticleDOI

Bayesian deconvolution of mass and ion mobility spectra: from binary interactions to polydisperse ensembles.

TL;DR: UniDec (Universal Deconvolution), software that provides a rapid, robust, and flexible deconvolution of mass spectra and ion mobility-mass spectra with minimal user intervention is developed, using systems of increasing complexity.
References
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Journal ArticleDOI

The Structure of the Potassium Channel: Molecular Basis of K+ Conduction and Selectivity

TL;DR: The architecture of the pore establishes the physical principles underlying selective K+ conduction, which promotes ion conduction by exploiting electrostatic repulsive forces to overcome attractive forces between K+ ions and the selectivity filter.
Journal ArticleDOI

A generic protein purification method for protein complex characterization and proteome exploration.

TL;DR: A generic procedure to purify proteins expressed at their natural level under native conditions using a novel tandem affinity purification (TAP) tag and Combined with mass spectrometry, the TAP strategy allows for the identification of proteins interacting with a given target protein.
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