# ichorbio Biosimilar Reference Database

> Open, citable developability and biophysical data for ichorbio's research-grade biosimilars.
> Identity, sequences, molecular weight and isoelectric point for 480 antibodies, with measured
> assay data (Tm, SEC, HIC, AC-SINS, PSR) added over time. Licensed CC BY 4.0.

## Start here
- Home: https://ichor.bio/biosimilar-database/
- Data dictionary: https://ichor.bio/biosimilar-database/data-dictionary/
- Methods: https://ichor.bio/biosimilar-database/methods/
- How to cite: https://ichor.bio/biosimilar-database/#cite

## Downloads (machine-readable)
- CSV tables: https://ichor.bio/biosimilar-database/download/latest/antibodies.csv , samples.csv , methods.csv , measurements.csv
- Wide summary: https://ichor.bio/biosimilar-database/download/latest/summary_wide.csv
- JSON (nested by antibody): https://ichor.bio/biosimilar-database/download/latest/ichorbio_bsr.json
- Parquet: https://ichor.bio/biosimilar-database/download/latest/ichorbio_bsr.parquet
- Sequences (FASTA): https://ichor.bio/biosimilar-database/download/latest/sequences.fasta

## Notes
- One row per measurement; new assays and antibodies are added as rows, never as new columns.
- Every value states its method; theoretical values (MW, pI) are marked as computed from sequence.