Processed databases
Atom-Mass pairs
Outputs for gamma-Guanidinobutyric acid; LC-ESI-QQ; MS2; CE:30 V; [M+H]+
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO002961
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:
Replicated queried mass peaks: 43.1, 45.0, 46.2, 56.4, 56.9, 59.0, 60.3, 65.8, 69.1, 70.1, 73.8, 83.2, 86.2, 97.0, 129.3,
Processing time: 0:00:02.225159
Results for the quried mass "128.3"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C5O2N2 | 0.171 | 8 | 0 | C1,C2,C3,C4,C5,N7,N8,O9,O10 |
| C5O2N2 | 0.171 | 8 | 0 | C1,C2,C3,C4,C5,N6,N8,O9,O10 |
| C5O1N3 | 0.148 | 10 | 0 | C1,C2,C3,C4,C5,N6,N7,N8,O10 |
| C5O1N3 | 0.148 | 10 | 0 | C1,C2,C3,C4,C5,N6,N7,N8,O9 |