Table 7 Epithelial keratins detected in specimens of 10 TNBC and 10 ER+PR+Her2− (non-TNBC) breast cancer
Identified epithelial keratin (new nomenclature) | Type | Accession number | Molecular weight (kDa) | Ratio of non-TNBC/TNBC | Average detected spectra of TNBC ± SE |
|---|---|---|---|---|---|
Keratin 1 (K1) | II | gi|1346343 | 66 | 2.5 | 16.3 ± 4.0 |
Keratin 2 (K2) | II | gi|547754 | 66 | 2.0 | 3.3 ± 1.1 |
Keratin 5 (K5) | II | gi|119395754 | 62 | 2.0 | 1.0 ± 0.0 |
Keratin 7 (K7) | II | gi|20178293 | 51 | 3.3 | 1.6 ± 1.2 |
Keratin 8 (K8) | II | gi|4504919 | 54 | 3.3 | 0.4 ± 0.3 |
Keratin 9 (K9) | I | gi|81175178 | 62 | 10.0 | 1.1 ± 1.1 |
Keratin 10(K10) | I | gi|147744568 | 60 | 5.0 | 6.7 ± 2.0 |
Keratin 18 (K18) | I | gi|4557888 | 48 | 2.5 | 0.2 ± 0.2 |
Keratin 19 (K19) | I | gi|90111766 | 44 | 3.3 | 2.3 ± 1.3 |