Table 2.
ESI-MS detected species formed by NPM1264–277 with irradiated compound 2 at 0 h of incubation. The experimental m/z values and their charge, the experimental and theoretical molecular weight, and the corresponding species are reported.
| m/z Signal | Charge | Experimental MW | Theoretical MW | Species |
|---|---|---|---|---|
| 886.48 1772.00 |
A + 2 A + 1 |
1770.97 ± 0.02 | 1770.91 | Monomer (NPM1264–277(M)) |
| 709.39 885.99 1180.99 1771.49 |
B + 5 B + 4 B + 3 B + 2 |
3540.68 ± 0.81 | 3539.82 | Dimer (NPM1264–277(D)) |
| 698.31 1046.99 2093.92 |
J + 3 J + 2 J + 1 |
2092.28 ± 0.68 | 2093.23 | NPM1264–277(M) + 1 compound 2 – 2 HCl – 1 CO |
| 644.94 773.39 966.48 1288.99 1932.73 |
K + 6 K + 5 K + 4 K + 3 K + 2 |
3862.96 ± 0.89 | 3862.13 | NPM1264–277(D) + 1 compound 2 – 2 HCl – 1 CO |