tBID is a selective inhibitor of homeodomain-interacting protein kinase 2 (HIPK2) with an IC50 of 0.33 μM.
References
[1] Cozza G, et al. Synthesis and properties of a selective inhibitor of homeodomain-interacting protein kinase 2 (HIPK2). PLoS One. 2014 Feb 24;9(2):e89176. DOI:10.1371/journal.pone.0089176