Table 1 Tandem mass spectrometry sequences of A and B peaks peptides of the 2B1 fraction obtained from the < 10 kDa fraction after 4 RP-HPLC runs. 1 In italic, sequences of synthetic peptides.
From: Identification in milk of a serum amyloid A peptide chemoattractant for B lymphoblasts
AA sequence | Theoretical mass (Da) | Measured mass (Da) |
|---|---|---|
Peak A | ||
DMREANYKNSDKYFHARGNYDAA 1 | 2735.21 | 2734.55 |
RPPGLPDKY | 1041.56 | 1041.30 |
SDMREANYKNSDKYFHARGNYDAA | 2822.25 | 2821.57 |
Not identified | 3470.92 | |
DMREANYKNSDKYFHARGNYDA | 2664.18 | 2663.52 |
Peak B | ||
DMREANYKNSDKYFHA | 1987.88 | 1987.82 |
YSDMREANYKNSDKYFHARGNYDAA | 2985.31 | 2985.27 |
Not identified | 3471.77 | |
DMREANYKNSDKYFHARGNYDAA | 2735.21 | 2735.18 |
YSDMREANYKNSDKYFHARGNYDA | 2914.27 | 2914.26 |