MS/MS spectrum  
 
 
 SRM transitions  
Transition ID Precursor m/z Precursor charge Fragment m/z Relative intensity
NPAMMQEMMR.2.y7.1 640.766 2 956.382 100
NPAMMQEMMR.2.y6.1 640.766 2 825.342 68
NPAMMQEMMR.2.y8.1 640.766 2 1027.42 55
NPAMMQEMMR.2.y5.1 640.766 2 694.301 43
NPAMMQEMMR.2.y1.1 640.766 2 175.119 25
NPAMMQEMMR.2.y4.1 640.766 2 566.242 17
NPAMMQEMMR.2.y3.1 640.766 2 437.2 11