Processed databases
Atom-Mass pairs
Outputs for Valine; LC-ESI-QTOF; MS2; CE:55 eV; [M+H]+
Database: Institute of Plant Biochemistry, Halle, Germany
Entry ID: PB000391
Synonyms: Valine , 2-amino-3-methylbutanoic acid
Total mass: 117.1459
Formula: H11 C5 O2 N1
Experimental information
MS type: MS2
Instrument: API QSTAR Pulsar i
Instrument type: LC-ESI-QTOF
Ionization: ESI
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 38.013, 42.035, 43.019, 44.997, 45.035, 55.057, 57.06, 58.067,
Processing time: 0:00:00.761566
Results for the quried mass "39.024"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C3 | 0.032 | 3 | 1 | C3,C4,C5 |
| C3 | 0.032 | 3 | 0 | C1,C2,C3 |
| C3 | 0.032 | 3 | 0 | C1,C3,C4 |
| C3 | 0.032 | 3 | 0 | C2,C3,C4 |
| C2N1 | 0.012 | 1 | 0 | C3,C4,N6 |
| C2N1 | 0.012 | 1 | 0 | C4,C5,N6 |
| C2O1 | 0.011 | 1 | 0 | C4,C5,O7 |
| C2O1 | 0.011 | 1 | 0 | C4,C5,O8 |