Related Experiment Video
Updated: Mar 6, 2026

Mass Spectrometric Approaches to Study Protein Structure and Interactions in Lyophilized Powders
Published on: April 14, 2015
Protein conformation in pure and hydrated deep eutectic solvents.
A Sanchez-Fernandez1, K J Edler2, T Arnold3
1Department of Chemistry, University of Bath, Claverton Down, Bath, BA2 7AY, UK. a.sanchez.fernandez@bath.ac.uk and European Spallation Source, 221 00, Lund, Sweden.
Deep eutectic solvents (DES) may preserve protein structure. This study investigated protein conformation in choline chloride-based DES and water mixtures using lysozyme and bovine serum albumin.
Area of Science:
- Biophysics
- Protein Science
- Materials Science
Background:
- Deep eutectic solvents (DES) are emerging as potential alternatives to water for biological applications.
- Understanding protein behavior in non-aqueous environments is crucial for developing novel biotechnologies.
Purpose of the Study:
- To investigate the conformational stability of proteins in choline chloride-based DES and their mixtures with water.
- To explore the potential of DES as a medium for protein structure preservation.
Main Methods:
- Circular dichroism (CD) spectroscopy was used to assess protein secondary and tertiary structures.
- Small-angle neutron scattering (SANS) was employed to determine protein size and shape in solution.
Main Results:
- Analysis of lysozyme and bovine serum albumin conformation in DES and water mixtures.
- Data from CD and SANS provided insights into how DES affects protein structure.
Conclusions:
- Choline chloride-based DES show potential for maintaining protein structure.
- Further research is needed to fully elucidate protein-DES interactions and their implications.
More Related Videos
Related Concept Videos
Protein Folding
Protein Folding
Protein Structure Is Critical to Its Biological Function
Proteins perform a wide range of biological functions such as catalyzing chemical reactions, providing...
Protein and Protein Structure
A protein's shape is critical to its function. For example, an enzyme...
Protein Organization
The primary structure of a protein is its amino acid sequence....
Protein Organization
Protein Denaturation

