MS/MS spectrum  
 
 
 SRM transitions  
Transition ID Precursor m/z Precursor charge Fragment m/z Relative intensity
GDDLSTAILK.2.y6.1 537.787 2 632.398 100
GDDLSTAILK.2.y2.1 537.787 2 260.197 60
GDDLSTAILK.2.y1.1 537.787 2 147.113 58
GDDLSTAILK.2.y7.2 537.787 2 373.245 37
GDDLSTAILK.2.y5.1 537.787 2 545.366 30
GDDLSTAILK.2.y7.1 537.787 2 745.482 23
GDDLSTAILK.2.y3.1 537.787 2 373.281 19