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Figure 3
Purification of DPS from E. coli. (a) DPS is a homododecamer of 20 kDa peptides. The Coomassie-stained denaturing gel shows DPS as purified after ion-exchange chromatography. Lane M contains molecular-weight markers (labelled in kDa). (b) Representative micrograph (100 kV, cropped from full frame) of DPS particles in unsupported vitreous ice.

IUCrJ
Volume 6| Part 6| November 2019| Pages 1086-1098
ISSN: 2052-2525
https://doi.org/10.1107/S2052252519012612