Research Article

Identification of Human Serum Peptides in Fourier Transform Ion Cyclotron Resonance Precision Profiles

Figure 3

Summary of mass measurement errors of fragment ions in ESI-FTICR-MS/MS CID (a) and ETD (b) spectra of a prothrombin peptide isolated from a human serum sample.
804036.fig.003a
(a)
804036.fig.003b
(b)