Processed databases
Atom-Mass pairs
Outputs for L-Valine; LC-ESI-ITFT; MS2; m/z:118.09; POS
Database: Graduate School of Information Science, NAIST
Entry ID: KNA00026
Synonyms: L-Valine, 2-Amino-3-methylbutyric acid
Total mass: 117.1459
Formula: H11 C5 O2 N1
Experimental information
MS type: MS2
Instrument: LTQ Orbitrap XL, Thermo Scientfic
Instrument type: LC-ESI-ITFT
Ionization: ESI
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 72.752121,
Processing time: 0:00:01.101102
Results for the quried mass "55.034279"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C2O1N1 | 0.001 | 1 | 0 | C4,C5,N6,O7 |
| C2O1N1 | 0.001 | 1 | 0 | C4,C5,N6,O8 |
| C2O2 | 0.022 | 1 | 0 | C4,C5,O7,O8 |
| C3N1 | 0.044 | 5 | 0 | C1,C3,C4,N6 |
| C3N1 | 0.044 | 5 | 0 | C2,C3,C4,N6 |
| C3N1 | 0.044 | 5 | 1 | C3,C4,C5,N6 |
| C3O1 | 0.021 | 3 | 1 | C3,C4,C5,O7 |
| C3O1 | 0.021 | 3 | 0 | C3,C4,C5,O8 |
| C4 | 0.064 | 7 | 2 | C1,C3,C4,C5 |
| C4 | 0.064 | 7 | 2 | C2,C3,C4,C5 |