Processed databases
Atom-Mass pairs
Outputs for L-Glutamic acid; LC-ESI-QQ; MS2; CE:40 V; [M-H]-
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO000851
Synonyms: L-Glu, L-Glutamic acid, L-Glutamate, L-Glutaminic acid
Total mass: 147.1289
Formula: H9 C5 O4 N1
Experimental information
MS type: MS2
Instrument: API3000, Applied Biosystems
Instrument type: LC-ESI-QQ
Ionization mode: NEGATIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks:
Processing time: 0:00:01.507288
Results for the quried mass "42.3"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C2N1 | 0.240 | 4 | 0 | C1,C3,N6 |
| C2N1 | 0.240 | 4 | 1 | C3,C5,N6 |
| C3 | 0.220 | 6 | 1 | C1,C2,C3 |
| C1O2 | 0.306 | 2 | 1 | C4,O7,O8 |
| C1O2 | 0.306 | 2 | 1 | C5,O9,O10 |
| C2O1 | 0.263 | 2 | 0 | C2,C4,O7 |
| C2O1 | 0.263 | 2 | 0 | C2,C4,O8 |
| C2O1 | 0.263 | 2 | 1 | C3,C5,O9 |
| C2O1 | 0.263 | 2 | 0 | C3,C5,O10 |