Processed databases
Atom-Mass pairs
Outputs for L-Glutamic acid; LC-ESI-QQ; MS2; CE:20 V; [M+H]+
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO002950
Synonyms: L-Glu, L-Glutamate, L-Glutaminic acid, L-Glutamic 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: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 57.1, 70.9, 73.8, 84.2, 85.0, 88.6, 131.0,
Processing time: 0:00:01.946837
Results for the quried mass "68.9"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C2O2N1 | 0.119 | 1 | 0 | O9,O10,C3,C5,N6 |
| C3O1N1 | 0.162 | 3 | 0 | C1,C3,C5,N6,O9 |
| C3O1N1 | 0.162 | 3 | 0 | C1,C3,C5,N6,O10 |
| C3O2 | 0.139 | 1 | 0 | C1,C2,C4,O7,O8 |
| C4N1 | 0.205 | 7 | 0 | C1,C2,C3,C4,N6 |
| C4N1 | 0.205 | 7 | 0 | C1,C2,C3,C5,N6 |
| C4O1 | 0.182 | 5 | 0 | C1,C2,C3,C5,O9 |
| C4O1 | 0.182 | 5 | 0 | C1,C2,C3,C5,O10 |
| C4O1 | 0.182 | 5 | 0 | C1,C2,C3,C4,O7 |
| C4O1 | 0.182 | 5 | 0 | C1,C2,C3,C4,O8 |