Processed databases
Atom-Mass pairs
Outputs for Proline; LC-ESI-QTOF; MS2; CE:55 eV; [M+H]+
Database: Institute of Plant Biochemistry, Halle, Germany
Entry ID: PB000451
Synonyms: Proline , pyrrolidine-2-carboxylic acid
Total mass: 115.1301
Formula: H9 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: 42.036, 43.054, 70.067,
Processing time: 0:00:00.777533
Results for the quried mass "53.042"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C2O1N1 | 0.022 | 1 | 0 | C4,C5,N6,O7 |
| C2O1N1 | 0.022 | 1 | 0 | C4,C5,N6,O8 |
| C3N1 | 0.021 | 3 | 0 | C1,C2,C3,N6 |
| C3O1 | 0.003 | 1 | 0 | C2,C4,C5,O7 |
| C3O1 | 0.003 | 1 | 0 | C2,C4,C5,O8 |
| C4 | 0.040 | 5 | 0 | C1,C2,C3,C4 |
| C4 | 0.040 | 5 | 0 | C1,C2,C4,C5 |