Making Soft Magnetically-Orientable Membranes: An Alternative to Bicelles

AE Gravel, AA Arnold, DE Warschawski, I Marcotte - Biophysical Journal, 2018 - cell.com
Model lipid membranes have long been employed in a variety of biophysical techniques to
circumvent the complexity of natural membranes when studying their constituents or …

[HTML][HTML] Peptoid-based macrodiscs of variable lipid composition for structural studies of membrane proteins by oriented-sample solid-state NMR

AR Galiakhmetov, AA Shah, A Lane, CM Davern… - Journal of Structural …, 2024 - Elsevier
Abstract Solid-state Nuclear Magnetic Resonance (NMR) in combination with magnetically
aligned discoidal lipid mimics allows for studying the conformations of membrane proteins in …

Magnetically aligned lipid bilayers with high cholesterol for solid-state NMR of membrane proteins

A De Angelis, SH Park, SJ Opella - Biochemistry, 2022 - ACS Publications
Phospholipid bicelles are valuable membrane model systems to study membrane proteins
by NMR and other physicochemical techniques. The range of bicelle compositions that are …

Lipid domains in bicelles containing unsaturated lipids and cholesterol

HS Cho, JL Dominick, MM Spence - The journal of physical …, 2010 - ACS Publications
We have created a stable bicelle system capable of forming micrometer-scale lipid domains
that orient in a magnetic field, suitable for structural biology determination in solid-state …

[PDF][PDF] Variable-angle spinning NMR techniques for the study of lipid bilayers and bilayer-associated peptides

G Zandomeneghi - 2003 - research-collection.ethz.ch
In this thesis novel NMR techniques for the study of phospholipid bilayers and bilayer-bound
peptides in magnetically oriented media (bicelles) are presented. Bicelles are model …

Nanodiscs versus macrodiscs for NMR of membrane proteins

SH Park, S Berkamp, GA Cook, MK Chan, H Viadiu… - Biochemistry, 2011 - ACS Publications
It is challenging to find membrane mimics that stabilize the native structures, dynamics, and
functions of membrane proteins. In a recent advance, nanodiscs have been shown to …

[HTML][HTML] Magnetically-orientable Tween-based model membranes for NMR studies of proteins

AE Gravel, AA Arnold, M Fillion, M Auger… - … et Biophysica Acta (BBA …, 2020 - Elsevier
We present a new membrane mimetic system using a membrane softening detergent
commonly known as Tween 80 (TW80), to form oriented systems for solid-state NMR …

[HTML][HTML] Lipid-nanodiscs formed by paramagnetic metal chelated polymer for fast NMR data acquisition

GM Di Mauro, NZ Hardin, A Ramamoorthy - Biochimica et Biophysica Acta …, 2020 - Elsevier
Lipid-nanodiscs have been shown to be an exciting innovation as a membrane-mimicking
system for studies on membrane proteins by a variety of biophysical techniques, including …

[HTML][HTML] Aligned peptoid-based macrodiscs for structural studies of membrane proteins by oriented-sample NMR

AR Galiakhmetov, CM Davern, RJA Esteves… - Biophysical …, 2022 - cell.com
Abstract Development of a robust, uniform, and magnetically orientable lipid mimetic will
undoubtedly advance solid-state NMR of macroscopically aligned membrane proteins …

[HTML][HTML] Direct observation and characterization of DMPC/DHPC aggregates under conditions relevant for biological solution NMR

L van Dam, G Karlsson, K Edwards - Biochimica et Biophysica Acta (BBA) …, 2004 - Elsevier
We have used cryo-transmission electron microscopy (cryo-TEM) for inspection of
aggregates formed by dimyristoylphosphatidylcholine (DMPC) and …