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Download CROSSTCR Releases

Access versioned TCR-pMHC cross-reactivity datasets in reusable XLSX and JSON formats for reproducible analysis, relationship inspection, and downstream computational workflows.

Current version v1.4.0
Last updated 2026-05-28
Total records 47,582
Total groups 2,025

Current Release Files

Primary and supplementary downloadable resources for the current CROSSTCR release.

Primary dataset

TCR Cross-Reactive pMHCs Dataset

Records where a single TCR recognizes multiple distinct pMHC ligands. This is the main CROSSTCR release table for TCR-centered cross-reactivity analysis.

Records 21,189
Groups 1,514
Supplementary view

pMHC Cross-Reactive TCRs Dataset

Cases where a given pMHC complex is recognized by multiple distinct TCRs. This companion view supports antigen-centered relationship browsing.

Records 26,393
Groups 511

Archived Previous Release

Previous TCR-centered release retained for reproducibility, comparison, and reviewer access.

TCR_CrossReactive_pMHCs.v1.3.0.xlsx v1.3.0 XLSX 560 KB

Previous TCR Cross-Reactive pMHCs table before the v1.4.0 update.

TCR_CrossReactive_pMHCs.v1.3.0.json v1.3.0 JSON 4.1 MB

JSON version of the previous TCR-centered dataset release.

Release History

Updated the TCR Cross-Reactive pMHCs dataset from TCR_CrossReactive_pMHCs.v1.4.0.xlsx and archived the previous TCR release for reproducible downloads.

v1.4.0 2026-05-28 Updated TCR_CrossReactive_pMHCs and archived the previous TCR release.