Table 4. Fragment masses in Figure 2A–D.
| Spectrum | Signal | Massa | Sequence |
|---|---|---|---|
| 2A | 1 | 3136.0 | CCCUUCACCG |
| 1 | 3138.0 | ACUUCUCUCG | |
| 2 | 3231.0 | UAAAACCACG | |
| AAAACCACUG | |||
| 3 | 3419.2 | CUCCUUCCCUGb | |
| 4 | 3793.4 | CCAACCCUACCG | |
| 4 | 3795.4 | CAUCCCUUCAAG | |
| 2B | 1 | 1890.2 | CCCCUG |
| 2 | 1915.2 | ACUCUG | |
| 3 | 1938.2 | CCAAUG | |
| UCACAG | |||
| UACCAG | |||
| 3 | 1939.2 | UCAAUG | |
| 3 | 1940.2 | UUAUAG | |
| 4 | 1961.2 | CAACAG | |
| AACCAG | |||
| 5 | 1985.2 | ACAAAG | |
| 5 | 1986.2 | UAAAAG | |
| 6 | 2009.4 | AAAAAG | |
| 7 | 2220.4 | CCUCUAG | |
| 7 | 2222.4 | UCUUAUG | |
| 8 | 2243.4 | UCCACAG | |
| CUCACAG | |||
| 9 | 2267.4 | AAUCACG | |
| 9 | 2268.4 | AAAUCUG | |
| 10 | 2290.4 | ACACAAG | |
| 2C | 1 | 3207.0 | CCAUCAAACG |
| 1 | 3211.0 | UUUUAUAAAG | |
| 2 | 3233.0 | AUUACAAUAG | |
| 3 | 3280 | c | |
| 2D | 1 | 3774.4 | CUCAUAUUCUUG |
| 1 | 3775.4 | UUAUUACUUCUG | |
| 2 | 3844.4 | UUCAAAAUUACG | |
| 3 | 4151.6 | ACAUUUAAUUUAG |
aFor each fragment only the main product is listed. Each listed mass is accompanied by a –18 Da intermediate that is marked by an asterisk in the corresponding figures.
bFragments that are present in only one of the variants are in italics.
cInvariant fragment with unknown sequence.