Table 1. Parameters for mass spectrometric detection of (glycated) amino acids after chromatographic separation.
target analyte | precursor ion [m/z] | product ion [m/z] | dwell time [ms] | fragmentor voltage [V] | collision energy [eV] |
---|---|---|---|---|---|
FruLys (13C6,15N2) | 317 | 233 | 70 | 70 | 13 |
FruLys (13C6,15N2) | 317 | 129 | 70 | 70 | 15 |
FruLys | 309 | 84 | 100 | 120 | 30 |
FruLys | 309 | 225 | 100 | 120 | 10 |
Pyr (13C6,15N2) | 263 | 182 | 100 | 75 | 5 |
Pyr (13C6,15N2) | 263 | 153 | 100 | 75 | 20 |
Pyr | 255 | 175 | 100 | 80 | 10 |
Pyr | 255 | 148 | 100 | 80 | 20 |
MG-H1 (13C6) | 235 | 74 | 100 | 75 | 20 |
MG-H1 (13C6) | 235 | 115 | 100 | 75 | 10 |
MG-H1 | 229 | 114 | 100 | 120 | 10 |
MG-H1 | 229 | 166 | 100 | 120 | 10 |
CEL (13C3) | 222 | 84 | 100 | 90 | 20 |
CEL (13C3) | 222 | 130 | 100 | 90 | 10 |
CEL | 219 | 130 | 100 | 100 | 10 |
CEL | 219 | 84 | 100 | 100 | 20 |
CML (2H2) | 207 | 84 | 100 | 90 | 20 |
CML (2H2) | 207 | 130 | 100 | 90 | 10 |
CML | 205 | 84 | 100 | 100 | 20 |
CML | 205 | 130 | 100 | 100 | 10 |
Arg (13C6) | 181 | 74 | 70 | 82 | 20 |
Arg (13C6) | 181 | 61 | 70 | 82 | 10 |
Arg | 175 | 70 | 70 | 90 | 20 |
Arg | 175 | 60 | 70 | 90 | 10 |
Lys (13C6,15N2) | 155 | 90 | 70 | 80 | 13 |
Lys (13C6,15N2) | 155 | 137 | 70 | 80 | 3 |
Lys | 147 | 84 | 70 | 75 | 10 |
Lys | 147 | 130 | 70 | 75 | 10 |