Notes: TP-064 is a potent inhibitor of protein arginine methyltransferase 4 (PRMT4; IC50 50 = 43 nM) in vitro. For more information on TP-064 please visit the Structural Genomics Consortium (SGC). The negative control, TP-064N, for TP-064 is also available exclusively through the SGC. You can submit a request to receive the negative control here.