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. Author manuscript; available in PMC: 2015 Oct 1.
Published in final edited form as: Anal Bioanal Chem. 2014 Jul 31;406(25):6265–6274. doi: 10.1007/s00216-014-8037-8

Fig. 5.

Fig. 5

Tandem mass spectra of the deglycosylated peptides belonging to three N-linked glycosylation sites. The deglycosylated peptide sequences correspond to rhEPO peptides AEN24ITTGCAE (A), HCSLNEN38ITVPDTK (B), GQALLVN83SSQPWEPLQLHVDK (C), in which the N was converted to D during PNGase F treatment.