Processed databases
Atom-Mass pairs
Outputs for guanine; LC-ESI-ITFT; MS2; CE: 50%; R=7500; [M-H]-
Database: European Molecular Biology Laboratory - European Bioinformatics Institute (EMBL-EBI), Hinxton, UK.
Entry ID: ML004351
Synonyms: guanine, 2-amino-3,7-dihydropurin-6-one
Total mass: 151.1259
Formula: H5 C5 O1 N5
Experimental information
MS type: MS2
Instrument: LTQ Orbitrap Velos Thermo Scientific
Instrument type: LC-ESI-ITFT
Ionization: ESI
Ionization mode: NEGATIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 108.0204,
Processing time: 0:00:01.065239
Results for the quried mass "107.0364"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C3N5 | 0.037 | 1 | 0 | C1,C3,C5,N6,N7,N8,N9,N10 |
| C3O1N4 | 0.014 | 1 | 0 | C3,C4,C5,N6,N8,N9,N10,O11 |
| C3O1N4 | 0.014 | 1 | 0 | C2,C4,C5,N6,N7,N9,N10,O11 |
| C4N4 | 0.057 | 3 | 0 | C1,C2,C3,C5,N6,N7,N8,N9 |
| C4O1N3 | 0.034 | 1 | 0 | C2,C3,C4,C5,N6,N9,N10,O11 |
| C4O1N3 | 0.034 | 1 | 0 | C1,C2,C4,C5,N6,N7,N10,O11 |
| C4O1N3 | 0.034 | 1 | 0 | C1,C2,C3,C4,N7,N8,N10,O11 |
| C4O1N3 | 0.034 | 1 | 0 | C1,C2,C3,C4,N7,N8,N9,O11 |