Skip to main content
. Author manuscript; available in PMC: 2013 May 15.
Published in final edited form as: Anal Chem. 2012 Apr 23;84(10):4513–4519. doi: 10.1021/ac300367p

Figure 3.

Figure 3

Single-scan IRMPD MS3 spectra of the y6 ion generated via CAD from the doubly protonated peptide WAAAKAAAK. The isolated y6 ion was subjected to IRMPD for 1, 5, 10, and 15 ms at 60W laser power. Increasing IR activation times produces increasingly intense reporter ions.