Open data

Download

Freely download curated peptide datasets. No registration required. CSV for spreadsheets and scripts, FASTA for sequence tools, JSON for programmatic use.

Core datasets

Start here — the most commonly used collections.

Verified peptide index

core

All verified peptides with sequences, length, molecular weight and functional annotations.

peptide_idsequencelengthfunctions

CSV FASTA JSON

Antimicrobial peptides

popular

Peptides with antimicrobial activity. Useful for AMP discovery and benchmarking.

sequencelengthfunctions

CSV FASTA

Activity data

Assay-level records with precise quantitative readouts.

Quantitative activity evidence

assay

Assay records with activity values and units, joined with key peptide properties.

assay_methodactivity_valueactivity_unittarget

CSV JSON

MIC / MBC potency evidence

potency

Antimicrobial potency records (MIC / MBC) with quantitative readouts.

MICMBCactivity valuetarget

CSV

Formats & field reference

Companion resources for understanding the data.

Field dictionary and manifest

The data dictionary lists all exported fields. The manifest describes available packages, scopes and formats.

Data dictionary (JSON) Manifest (JSON)

Which format to choose

CSV is recommended for spreadsheets and scripts. FASTA suits sequence-based tools. JSON is available for programmatic reuse.

CSVExcel, R, Python pandas

FASTABLAST, alignment, ML

JSONScripts and web apps