How Curvature-Generating Proteins Build Scaffolds on Membrane Nanotubes
How curvature-generating proteins build scaffolds on membrane nanotubes Mijo Simunovica,b,c,d,e,1,2, Emma Evergrenf,3, Ivan Golushkog, Coline Prévosta,4, Henri-François Renardh,5, Ludger Johannesh, Harvey T. McMahonf, Vladimir Lormang, Gregory A. Vothb,c,d,e, and Patricia Bassereaua,i,1 aLaboratoire Physico Chimie Curie, Institut Curie, PSL Research University, CNRS UMR168, F-75005 Paris, France; bDepartment of Chemistry, The University of Chicago, Chicago, IL 60637; cInstitute for Biophysical Dynamics, The University of Chicago, Chicago, IL 60637; dJames Franck Institute, The University of Chicago, Chicago, IL 60637; eComputation Institute, The University of Chicago, Chicago, IL 60637; fLaboratory of Molecular Biology, Medical Research Council, Cambridge CB2 0QH, United Kingdom; gLaboratoire Charles Coulomb, UMR 5221 CNRS, Université de Montpellier, F-34095 Montpellier, France; hChemical Biology of Membranes and Therapeutic Delivery Unit, Institut Curie, PSL Research University, CNRS UMR3666, INSERM U1143, F-75005 Paris, France; and iSorbonne Universités, Université Pierre et Marie Curie, Université Paris 6, F-75005, Paris, France Edited by James H. Hurley, University of California, Berkeley, CA, and accepted by Editorial Board Member K. C. Garcia August 9, 2016 (received for review May 2, 2016) Bin/Amphiphysin/Rvs (BAR) domain proteins control the curvature protein density, they affect the mechanical properties of the of lipid membranes in endocytosis, trafficking, cell motility, the membrane and stabilize membrane nanotubes (7, 10, 17–20). formation of complex subcellular structures, and many other cellular An assembly of BAR proteins on cylindrical membranes has so phenomena. They form 3D assemblies that act as molecular far only been visualized using EM (e.g., refs.
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