Table 1.
Sequence coverage and proteolytic peptides identified by LC-MS/MS for expressed HERV proteins and the ER chaperone BiP.
| Sample | Protein | Sequence Coverage (%) | Proteolytic Peptides # |
|---|---|---|---|
| Control | K113, Fc1 envelope proteins | n.d. | n.d. |
| ER chaperone BiP | 20 | 7 | |
| K113 | K113 envelope protein | 4 | 3 |
| ER chaperone BiP | 47 | 31 | |
| coK113 | K113 envelope protein | 20 | 10 |
| ER chaperone BiP | 48 | 27 | |
| Fc1 | Fc1 envelope protein | n.d. | n.d. |
| ER chaperone BiP | 53 | 36 | |
| coFc1 | Fc1 envelope protein | 39 | 25 |
| ER chaperone BiP | 54 | 38 |
BiP: binding immunoglobulin protein, n.d.: not detected.