Processed databases
Atom-Mass pairs
Outputs for Methionine; LC-ESI-QTOF; MS2; CE:20 eV; [M+H]+
Database: Institute of Plant Biochemistry, Halle, Germany
Entry ID: PB000442
Synonyms: Methionine , 2-amino-4-methylsulfanylbutanoic acid
Total mass: 149.2109
Formula: H11 C5 S1 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: 85.029, 104.055,
Processing time: 0:00:01.932108
Results for the quried mass "102.056"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C4S1N1 | 0.122 | 8 | 0 | C1,C2,C3,C4,N6,S9 |
| C4O2N1 | 0.056 | 8 | 0 | C2,C3,C4,C5,N6,O7,O8 |