Figure 3From: PPINGUIN: Peptide Profiling Guided Identification of Proteins improves quantitation of iTRAQ ratiosVenn Diagram. Venn diagram visualizing the number of significantly identified protein accessions using the three different approaches: Mascot, XTandem/OpenMS and PPINGUIN. We refer to protein accessions identified in all three experimental replications of the diabetes dataset (see Methods).Back to article page