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Folding and assembly of large macromolecular complexes monitored by hydrogen-deuterium exchange and mass spectrometry

Bohumila Suchanova1 email and Roman Tuma1,2 email

1Institute of Biotechnology, University of Helsinki, Finland

2Astbury Centre for Structural Molecular Biology, University of Leeds, UK

author email corresponding author email

Microbial Cell Factories 2008, 7:12doi:10.1186/1475-2859-7-12

Published: 4 April 2008

Abstract

Recent advances in protein mass spectrometry (MS) have enabled determinations of hydrogen deuterium exchange (HDX) in large macromolecular complexes. HDX-MS became a valuable tool to follow protein folding, assembly and aggregation. The methodology has a wide range of applications in biotechnology ranging from quality control for over-expressed proteins and their complexes to screening of potential ligands and inhibitors. This review provides an introduction to protein folding and assembly followed by the principles of HDX and MS detection, and concludes with selected examples of applications that might be of interest to the biotechnology community.


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