1	dataset
16	experiments
157	MS runs
22,325,713	spectra searched
11,130,859	PSMs
123,076	distinct peptides
6,617	canonical proteins

About

The Felis catus PeptideAtlas provides a compendium of results from uniformly reprocessed mass spectrometry proteomics datasets.

Available datasets of Felis catus samples were reprocessed from the raw files using the Trans-Proteomic Pipeline suite of tools.

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All detected canonical proteins

Publications

Kusebauch et al, A Felis catus proteomic dataset and PeptideAtlas resource to explore the proteome of the domestic cat, published in Data in Brief (2026 Aug 21)

Download

Below are individual Felis catus PeptideAtlas builds available for download in various flat file formats. Note that not all files contain all information from the build. A build subtitled "PSM FDR=0.002" denotes a PSM FDR threshold of 0.002 (0.2%) is applied to every sample in the build.

Feline 2023-11 PSM FDR = 0.0001Latest Build

Biosequence Set in FASTA format [24MB]
Peptide CDS and chromosomal coordinates [9MB]
Peptide CDS coordinates [6MB]
Peptide sequences in FASTA format [3MB]

Help

Complete description of each of the available download formats

Acknowledgements

This project was supported financially in part by the Mars Advanced Research Institute and Mars Petcare, both subsidiaries of Mars Inc., by the National Institutes of Health grants from the National Institute for General Medical Sciences (NIGMS) R01GM087221 (RLM), the Office of the Director S10OD026936 (RLM), and the National Science Foundation awards 1920268 (RLM). .