Table 4.
Mass spectrometry identification of proteins present in bands from saliva SDS-PAGE profiles.
| Band | Protein | NCBI Accession Code Accession n |
Estim/theoret MW (kDa)# |
ID Score∗ | Seq. Cov. (%) | Matched Peptides MS (MS/MS) |
|---|---|---|---|---|---|---|
| A | Mucin-19 | XP_022267206.1 | 240.6/340.8 | 201 | 11 | 21 (5) |
| C | IgGFc-binding protein | XP_022261796.1 | 75/318.0 | 187 | 14 | 14 (9) |
| D | Chain A, Crystal Structure Analysis Of Canine Serum Albumin | pdb|5GHK|A | 67.8/65.7 | 815 | 52 | 15 (11) |
| E | Serum albumin isoform X1 | XP_005628024.1 | 61.3/68.6 | 661 | 44 | 12 (10) |
| F | IgGFc-binding protein | XP_022261796.1 | 52.6/318.0 | 313 | 8 | 13 (6) |
| M | Full-double-headed protease inhibitor, submandibular gland | sp|P01002.1|IPSG_CANLF | 12.2/12.8 | 166 | 46 | 6 (3) |
#MW values observed in gel versus theoretical ones. ∗Protein score is −10∗log(P), where P is the probability that the observed match is a random event. Protein scores greater than 62 are significant (p < 0.05).