MS/MS spectrum  
 
 
 SRM transitions  
Transition ID Precursor m/z Precursor charge Fragment m/z Relative intensity
GIQSILK.2.y1.1 400.747 2 147.113 100
GIQSILK.2.y2.1 400.747 2 260.197 72
GIQSILK.2.y5.1 400.747 2 588.372 35
GIQSILK.2.y4.1 400.747 2 460.313 30
GIQSILK.2.y3.1 400.747 2 373.281 20