Proteins identified by quadrupole/time-of-flight mass spectrometry
| Protein . | Accession No. . | (M + 2H)2+ Peak . | (M + 3H)3+ Peak . | Peptide Identified . |
|---|---|---|---|---|
| Grb2 | P29354 | 447.8 | YFLWVVK | |
| 481.3 | NYVTPVNR | |||
| 546.3 | FGNDVQHFK | |||
| 753.9 | FNSLNELVDYHR | |||
| 776.9 | ESESAPGDFSLSVK | |||
| PI3′K | P26450 | 618.8 | TAIEAFNETIK | |
| 661.3 | TATGYGFAEPYNLYSSLK | |||
| 748.9 | FSAASSDNTEVLIK | |||
| SHIP | U39203 | 491.3 | ITSWFLSK | |
| 494.8 | TGIANTLGNK | |||
| 563.3 | DLPLATENPR | |||
| 572.3 | TLPSLESLQR | |||
| 468.9 | IVVLAKPEHENR | |||
| 567.6 | LQSMDTSGLPEEHLK | |||
| Sos | Q07889 | 451.3 | TFLTTYR | |
| 467.6 | LPSAEVYR | |||
| 519.3 | DGNSVIFSAK | |||
| 525.8 | LPGASSAEYR | |||
| 486.3 | GTDEVPVPPPVPPR | |||
| 542.9 | LTYHMYADPNFVR |
| Protein . | Accession No. . | (M + 2H)2+ Peak . | (M + 3H)3+ Peak . | Peptide Identified . |
|---|---|---|---|---|
| Grb2 | P29354 | 447.8 | YFLWVVK | |
| 481.3 | NYVTPVNR | |||
| 546.3 | FGNDVQHFK | |||
| 753.9 | FNSLNELVDYHR | |||
| 776.9 | ESESAPGDFSLSVK | |||
| PI3′K | P26450 | 618.8 | TAIEAFNETIK | |
| 661.3 | TATGYGFAEPYNLYSSLK | |||
| 748.9 | FSAASSDNTEVLIK | |||
| SHIP | U39203 | 491.3 | ITSWFLSK | |
| 494.8 | TGIANTLGNK | |||
| 563.3 | DLPLATENPR | |||
| 572.3 | TLPSLESLQR | |||
| 468.9 | IVVLAKPEHENR | |||
| 567.6 | LQSMDTSGLPEEHLK | |||
| Sos | Q07889 | 451.3 | TFLTTYR | |
| 467.6 | LPSAEVYR | |||
| 519.3 | DGNSVIFSAK | |||
| 525.8 | LPGASSAEYR | |||
| 486.3 | GTDEVPVPPPVPPR | |||
| 542.9 | LTYHMYADPNFVR |
PI3′K indicates the p85α subunit of phosphatidylinositol 3′ kinase; and SHIP, SH2-containing 5′ inositol phosphatase.
(M & 2H)2+ indicates the molecular weight of the observed doubly charged tryptic peptide.
(M & 3H)3+ indicates the molecular weight of the observed triply charged tryptic peptide.