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Chapter 6 Using Tools and Applications
6-30 Applied Biosystems
6
Labeling peaks Click Label Peaks. The ion peaks specified in the Options
dialog box are labeled on the trace if they are present
(Figure 6-19).
Hint: To screen out labels, decrease the Label Tolerance in
the Options dialog box.
Figure 6-19 Labeled Ion Fragmentation Peaks for
Synthetic Peptide (PPPPPPPPPPPPAR)
Hint: The Label Peaks function creates User Labels in the
data file. To view, select Peak Label from the Peaks menu,
then select User Label Setup. Click Save As to save the
labels in a .LBS file for use with other data files. For more
information, see Section 3.5.3, Setting Custom Peak
Labels.
To display the original labels, select Peak Label from the
Peaks menu, then deselect User Labels.
Creating a
calibration
reference file
(.REF)
To create a PSD calibration reference file, click Create
Reference File. For more information, see “Creating PSD
Calibration Reference (.REF) Files” on page 8-21.