Table 1.
Identified phoshorylated peptides in Cx50
| Phosphorylation sites | Observed Peptides | Enzyme |
|---|---|---|
| S115 singly S118 singly |
110-125 | Trypsin |
| 114-124 | Glu-C | |
| 108-127 | Lys-C | |
| S115 + S118 doubly | 110-125 | Trypsin |
| S134 | 126-136 | Trypsin |
| S258+261 doubly | 245-269 | Trypsin |
| S265 | 258-269 | Trypsin, Lys-C |
| S266 | 258-269 | Trypsin, Lys-C |
| 257-278 | Glu-C | |
| S266 + S261 doubly | 258-269 | Trypsin, Lys-C |
| S297 | 281-310 | Trypsin, Lys-C |
| 296-309 | GluC | |
| S300 | 281-310 | Trypsin, Lys-C |
| 296-309 | Glu-C | |
| S297 + S300 doubly | 281-310 | Trypsin, Lys-C |
| 296-309 | Glu-C | |
| T326 | 311-356 | Lys-C |
| S364 | 357-378 | Trypsin, Lys-C |
| 360-369 | Glu-C | |
| T404 | 398-407 | Lys-C |
| 403-414 | Glu-C | |
| S410 | 408-425 | Trypsin, Lys-C |
| 407-414 | Glu-C | |
| T404 + S410 doubly | 401-425 | Trypsin |
| 403-414 | Glu-C | |
| S410 + S424 + S427 triply | 408-428 | Lys-C |
| S430 | 426-432 | Trypsin |
| S435 | 433-440 | Trypsin |
| 429-440 | Lys-C | |
| S430 + S431 + S435 triply | 426-440 | Trypsin |