Supplementary data related to the paper "Retention time and fragmentation predictors increase confidence in identification of common variant peptides" The database directory contains the FASTA files of the four protein sequence databases used in the analysis of the paper. The data directory contains exports with lists of all peptide-to-spectrum matches obtained from the analysis. More information and scripts to reproduce the post-processing steps are available at: https://github.com/ProGenNo/VariantPeptideIdentification