Processed databases
Atom-Mass pairs
Outputs for L-Ornithine; LC-ESI-QQ; MS2; CE:20 V; [M-H]-
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO001533
Synonyms: L-Ornithine, (S)-2,5-Diaminopentanoic acid, (S)-2,5-Diaminovaleric acid, (S)-2,5-Diaminopentanoate
Total mass: 132.1605
Formula: H12 C5 O2 N2
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: 85.0, 114.2,
Processing time: 0:00:01.881063
Results for the quried mass "54.9"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C2O1N1 | 0.135 | 1 | 0 | C4,C5,N7,O8 |
| C2O1N1 | 0.135 | 1 | 0 | C4,C5,N7,O9 |
| C2O2 | 0.112 | 1 | 0 | C4,C5,O8,O9 |
| C3N1 | 0.178 | 5 | 0 | C1,C2,C4,N7 |
| C3N1 | 0.178 | 5 | 0 | C1,C2,C3,N6 |
| C3N1 | 0.178 | 5 | 0 | C2,C4,C5,N7 |
| C3O1 | 0.155 | 3 | 0 | C2,C4,C5,O8 |
| C3O1 | 0.155 | 3 | 0 | C2,C4,C5,O9 |
| C4 | 0.198 | 7 | 2 | C1,C2,C4,C5 |
| C4 | 0.198 | 7 | 0 | C1,C2,C3,C4 |