Table 2. Detected tryptic/chymotryptic fragments of the translated Cit s 1 protein.
Peptides resulting from the sequential digestion with trypsin and chymotrypsin are listed which were detected and relevant for an increased sequence coverage. The locations of peptides CT1 - CT12 within the Cit s 1 sequence are shown in Figure 5.
Peptide | Fragment sequence |
[M+H]+ calc. |
Predominant Ion |
m/z theor. |
m/z found |
Ret. time [min] |
---|---|---|---|---|---|---|
CT1 | LVL | 344.2544 | [M+H]+ | 344.2544 | 344.2494 | 31.25 |
CT2 | DPK | 359.1925 | [M+H]+ | 359.1925 | 359.1686 | 27.85 |
CT3 | IDY | 410.1922 | [M+H]+ | 410.1922 | 410.1895 | 27.92 |
CT4 | YVGF | 485.2394 | [M+H]+ | 485.2394 | 485.2000 | 40.39 |
CT5 | EGTLY | 582.2769 | [M+H]+ | 582.2769 | 582.2640 | 28.41 |
CT6 | VTSDQL | 662.3355 | [M+H]+ | 662.3355 | 662.3419 | 28.69 |
CT7 | ASEIFL | 679.3661 | [M+H]+ | 679.3661 | 679.3511 | 34.71 |
CT8 | VLEGTLY | 794.4294 | [M+H]+ | 794.4294 | 794.4069 | 31.25 |
CT9 | LARAEDF | 821.4152 | [M+H]+ | 821.4152 | 821.4072 | 28.41 |
CT10 | VGFVTSDQL | 965.4938 | [M+2H]2+ | 483.2505 | 483.2319 | 32.77 |
CT11 | APYGQRPPHIHPR | 1525.8134 | [M+2H]2+ | 763.4103 | 763.3263 | 29.86 |
CT12 | QLDPKIVKDLQNK | 1538.8900 | [M+2H]2+ | 769.9486 | 769.9529 | 29.03 |