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. Author manuscript; available in PMC: 2010 Dec 1.
Published in final edited form as: J Proteome Res. 2009 Dec;8(12):5523–5531. doi: 10.1021/pr900603n

Figure 2.

Figure 2

Verification of identified phosphopeptide ETTCSKEpSNEELTESCETK from kininogen by MS2 spectra comparison. (a) CID spectrum of the phosphopeptide (2+ ion m/z 1171.4567) obtained from TiO2 enriched serum phosphopeptides; (b) CID spectrum of synthetic phosphopeptide ETTCSKEpSNEELTESCETK.