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Related Experiment Videos

Nanodiscs and Solution NMR: preparation, application and challenges.

Robbins Puthenveetil1, Khiem Nguyen2, Olga Vinogradova2

  • 1Department of Molecular and Cell Biology, CLAS, University of Connecticut at Storrs, Storrs, CT 06269.

Nanotechnology Reviews
|April 5, 2017
PubMed
Summary

Nanodiscs enable membrane protein studies using Nuclear Magnetic Resonance (NMR). This review details nanodisc preparation and application for structural and functional analysis, including receptor phosphorylation.

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Area of Science:

  • Biochemistry and Biophysics
  • Structural Biology
  • Membrane Protein Research

Background:

  • Membrane proteins are crucial but challenging to study due to their hydrophobic nature.
  • Nanodiscs offer a soluble platform for membrane proteins, enabling solution-based biophysical techniques.
  • Solution Nuclear Magnetic Resonance (NMR) provides atomic-level structural and dynamic insights.

Purpose of the Study:

  • To review the application of nanodiscs for solution NMR studies of membrane proteins.
  • To address challenges in nanodisc preparation and experimental setup for NMR.
  • To highlight nanodiscs' utility in both structural and functional membrane protein investigations.

Main Methods:

  • Discussion of nanodisc preparation techniques, including an on-column method.
Keywords:
IntegrinNanodiscSMALPSaposin-AStyrene Maleic Acidbeta barrelmembrane proteinsnanoscale phospholipid bilayerssolution NMRtransmembrane

Related Experiment Videos

  • Application of solution NMR for membrane protein structure determination.
  • Utilizing nanodiscs for functional studies, exemplified by receptor phosphorylation analysis.

    • Main Results:

    • Demonstrated successful structural and functional studies of membrane proteins using nanodiscs and NMR.
    • Reported the first observation of activated receptor phosphorylation in nanodiscs via NMR.
    • Presented strategies for improved nanodisc preparation and explored alternative nanoscale systems.

    Conclusions:

    • Nanodiscs are a valuable tool for membrane protein structure-function studies using solution NMR.
    • Overcoming technical challenges enhances nanodisc utility as a preferred membrane mimetic.
    • Nanodiscs facilitate novel functional assays, such as observing receptor phosphorylation dynamics.