Processed databases
Atom-Mass pairs
Outputs for L-Methionine; LC-ESI-QQ; MS2; CE:20 V; [M+H]+
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO003333
Synonyms: Met, L-2-Amino-4methylthiobutyric acid, L-Methionine
Total mass: 149.2109
Formula: H11 C5 S1 O2 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: 56.3, 60.2, 61.1, 68.9, 73.0, 74.9, 76.9, 77.9, 84.2, 85.0, 87.3, 89.5, 97.0, 101.8, 105.0, 115.4, 133.1,
Processing time: 0:00:03.249645
Results for the quried mass "88.7"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C3O2N1 | 0.393 | 7 | 1 | C2,C4,C5,N6,O7,O8 |
| C3S1N1 | 0.459 | 7 | 0 | C2,C3,C4,N6,S9 |