Browse JASPAR CORE for six different taxonomic groups

JASPAR CORE & when should it be used?

The JASPAR CORE contains a curated, non-redundant set of profiles, derived from published and experimentally defined transcription factor binding sites for eukaryotes. It should be used, when seeking models for specific factors or structural classes, or if experimental evidence is paramount.

The high-quality transcription factor binding profile database

Read more about JASPAR

JASPAR interactive tour

Citing JASPAR 2020

Fornes O, Castro-Mondragon JA, Khan A, et al. JASPAR 2020: update of the open-access database of transcription factor binding profiles. Nucleic Acids Res. 2019; doi: 10.1093/nar/gkz1001
Unvalidated profiles A community curation initiative
Q&A Forum Ask question about JASPAR here
RESTful API Access JASPAR database programmatically
Download Batch download PFMs, TFFMs, sites, SQL etc