Processed databases
Atom-Mass pairs
Outputs for gamma-Guanidinobutyric acid; LC-ESI-QQ; MS2; CE:40 V; [M+H]+
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO002962
Synonyms: g-Guanidinobutyrate, 4-Guanidinobutanoate, gamma-Guanidinobutyric acid
Total mass: 145.1593
Formula: H11 C5 O2 N3
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: 250.2,342.1,459.2,
Replicated queried mass peaks: 44.1, 45.0, 56.4, 59.0, 60.6, 69.0, 84.0, 87.0,
Processing time: 0:00:01.768958
Results for the quried mass "68.3"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C2N3 | 0.243 | 2 | 0 | C3,C5,N6,N7,N8 |
| C4N1 | 0.203 | 6 | 0 | C1,C2,C3,C5,N8 |
| C4N1 | 0.203 | 6 | 0 | C1,C2,C3,C4,N8 |
| C4O1 | 0.226 | 4 | 0 | C1,C2,C3,C4,O9 |
| C4O1 | 0.226 | 4 | 0 | C1,C2,C3,C4,O10 |
| C3N2 | 0.223 | 4 | 0 | C1,C3,C5,N6,N8 |
| C3N2 | 0.223 | 4 | 0 | C1,C3,C5,N7,N8 |
| C3O2 | 0.269 | 0 | 0 | C1,C2,C4,O9,O10 |