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. Author manuscript; available in PMC: 2015 May 1.
Published in final edited form as: Proteomics. 2014 May;14(10):1195–1210. doi: 10.1002/pmic.201300432

Figure 3. Modification of the pilin subunit with PG by the PptB transferase.

Figure 3

Whole-protein mass spectrometry analysis of type IV pili purified from the wild-type strain (WT) (A), from a strain harboring a S69A mutation in the pilE gene (B), from a strain harboring a S93A mutation in the pilE gene (C), and from a mutant in the NMV_885 gene (ΔpptB) (D). Adapted from Chamot-Rooke et al. 2011[39] with permission.