Processed databases
Atom-Mass pairs
Outputs for Tyrosine; LC-ESI-QTOF; MS2; CE:40 eV; [M+H]+
Database: Institute of Plant Biochemistry, Halle, Germany
Entry ID: PB000414
Synonyms: Tyrosine , 2-amino-3-(4-hydroxyphenyl)propanoic acid
Total mass: 181.1881
Formula: H11 C9 O3 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: 78.043, 81.07, 92.057, 93.062, 95.05, 96.054, 105.046, 108.07, 118.066, 119.052,
Processing time: 0:00:01.929128
Results for the quried mass "91.054"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C6N1 | 0.056 | 5 | 0 | C1,C2,C4,C5,C6,C8,N10 |
| C6N1 | 0.056 | 5 | 0 | C1,C3,C5,C6,C7,C8,N10 |
| C6N1 | 0.056 | 5 | 0 | C1,C2,C3,C5,C6,C8,N10 |
| C6N1 | 0.056 | 5 | 0 | C2,C4,C5,C6,C7,C8,N10 |
| C6N1 | 0.056 | 5 | 0 | C1,C3,C5,C6,C8,C9,N10 |
| C6N1 | 0.056 | 5 | 0 | C2,C4,C5,C6,C8,C9,N10 |
| C6O1 | 0.033 | 3 | 0 | C1,C2,C3,C4,C6,C7,O11 |
| C7 | 0.076 | 7 | 1 | C1,C2,C3,C4,C5,C6,C7 |
| C7 | 0.076 | 7 | 1 | C1,C2,C4,C5,C6,C8,C9 |
| C7 | 0.076 | 7 | 1 | C1,C2,C4,C5,C6,C7,C8 |
| C7 | 0.076 | 7 | 1 | C1,C3,C4,C5,C6,C7,C8 |
| C7 | 0.076 | 7 | 2 | C1,C3,C5,C6,C7,C8,C9 |
| C7 | 0.076 | 7 | 1 | C1,C2,C3,C5,C6,C8,C9 |
| C7 | 0.076 | 7 | 1 | C1,C2,C3,C5,C6,C7,C8 |
| C7 | 0.076 | 7 | 1 | C2,C3,C4,C5,C6,C7,C8 |
| C7 | 0.076 | 7 | 2 | C2,C4,C5,C6,C7,C8,C9 |
| C7 | 0.076 | 7 | 0 | C1,C2,C3,C4,C5,C6,C8 |
| C5O1N1 | 0.013 | 1 | 0 | C1,C5,C6,C8,C9,N10,O12 |
| C5O1N1 | 0.013 | 1 | 0 | C1,C5,C6,C8,C9,N10,O13 |
| C5O1N1 | 0.013 | 1 | 0 | C2,C5,C6,C8,C9,N10,O12 |
| C5O1N1 | 0.013 | 1 | 0 | C2,C5,C6,C8,C9,N10,O13 |
| C5O2 | 0.010 | 1 | 0 | C1,C5,C6,C8,C9,O12,O13 |
| C5O2 | 0.010 | 1 | 0 | C2,C5,C6,C8,C9,O12,O13 |