Roll out the barrel! Outer membrane tension resolves an unexpected folding intermediate
Author(s) -
Jim E. Horne,
Sheena E. Radford
Publication year - 2022
Publication title -
cell
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 26.304
H-Index - 776
eISSN - 1097-4172
pISSN - 0092-8674
DOI - 10.1016/j.cell.2022.03.001
Subject(s) - biology , folding (dsp implementation) , barrel (horology) , tension (geology) , biophysics , bacterial outer membrane , protein folding , membrane , microbiology and biotechnology , biochemistry , classical mechanics , materials science , physics , structural engineering , moment (physics) , escherichia coli , gene , engineering , composite material
How do bacteria assemble transmembrane β-barrels into their outer membrane in the absence of an energy source? New structures and experiments from Doyle et al. suggest that the β-barrel assembly machinery (BAM) co-opts the power of membrane elastic tension to help complete the folding of β-barrel outer membrane proteins.
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