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Peptide reports
Column contents in the peptide.tsv
output file are described below:
Peptide
peptide amino acid sequence, no modifications included
Peptide Length
number of residues in the peptide sequence
Charges
peptide ion charge state(s)
Probability
confidence score determined by PeptideProphet
Spectral Count
number of corresponding PSMs
Intensity
peptide ion abundance
Assigned Modifications
variable modifications (listed by mass in Da) with modified residue and location within the peptide
Observed Modifications
modifications from Delta Mass values as mapped to Unimod entries
Protein
protein sequence header
Protein ID
UniProt protein identifier (primary accession number)
Entry Name
protein entry name
Gene
gene name
Protein Description
protein name
Mapped Genes
additional genes the peptide may originate from
Mapped Proteins
additional proteins the peptide may originate from
(additional columns for TMT/iTRAQ experiments, each contains relative reporter ion abundances)