iPiG
Integrating PSMs into Genome browser visualisations
...iPiG takes PSMs from the MS standard format mzIdentML (*.mzid) or in text format and provides results in genome track formats (BED and GFF3 files), which can be easily imported into genome browsers.
For more details about iPiG and it's functionallity, please see
"iPiG: Integrating Peptide Spectrum Matches Into Genome Browser Visualizations"
Mathias Kuhring and Bernhard Y. Renard
(http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0050246)