Alcohol-perturbed self-assembly of the tobacco mosaic virus coat protein

被引:0
作者
Abu-Baker I. [1 ]
Blum A.S. [1 ]
机构
[1] Department of Chemistry, McGill University, Montréal, QC
基金
加拿大创新基金会;
关键词
Alcohol; hydrophobic effect; protein assembly; self-assembly; tobacco mosaic virus;
D O I
10.3762/BJNANO.13.30
中图分类号
学科分类号
摘要
The self-assembly of the tobacco mosaic virus coat protein is significantly altered in alcohol–water mixtures. Alcohol cosolvents stabilize the disk aggregate and prevent the formation of helical rods at low pH. A high alcohol content favours stacked disk assemblies and large rafts, while a low alcohol concentration favours individual disks and short stacks. These effects appear to be caused by the hydrophobicity of the alcohol additive, with isopropyl alcohol having the strongest effect and methanol the weakest. We discuss several effects that may contribute to preventing the protein–protein interactions between disks that are necessary to form helical rods. © 2022. Abu-Baker and Blum; licensee Beilstein-Institut. License and terms: see end of document
引用
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页码:355 / 362
页数:7
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