Ibrutinib (PCI-32765): Selectivity & Specificity
Ibrutinib (PCI-32765) is a potent inhibitor of BLK (0.1 nM), BTK (0.5 nM), BMX (0.8 nM), ERBB4 (3.4 nM), BTK C481S (4.6 nM), ITK (4.9 nM), EGFR (5.3 nM), Lck (~6.3 nM), ERBB2 (6.4 nM), TEC (9.95 nM), TXK (23 nM), Fyn (29 nM), JAK3 (32 nM), HCK (49 nM), \aR (97.9 nM), Etk (155 nM), KZGG7 (155 nM), Src (588 nM), Csk (775 nM), I[R (775 nM), GSR (1250 nM), FAK2 (1550 nM), ZAP70 (4840 nM), P-gp (6000 nM), Syk (6750 nM), KZGG5 (8840 nM), KMLZ (>10000 nM), O\R (>10000 nM), QFR6 (>10000 nM), CXCR4, CXCR5, GP6. Ibrutinib (PCI-32765) exhibits the greatest inhibitory potency toward BLK (IC50 = 0.1 nM).