DTP3 is a selective GADD45β/MKK7 inhibitor, which inhibits cancer-selective NF-κB survival pathway.
Anisomycin is an antibiotic, which inhibits protein synthesis, and also act as a JNK activator.
GDC-0994 is a potent, orally available ERK1/2 inhibitor with IC50 of 1.1 nM and 0.3 nM, respectively. Phase 1.
SP600125 is a broad-spectrum JNK inhibitor for JNK1, JNK2 and JNK3 with IC50 of 40 nM, 40 nM and 90 nM in cell-free assays, respectively; 10-fold greater selectivity against MKK4, 25-fold greater selectivity against MKK3, MKK6, PKB, and PKCα, and 100-fold selectivity against ERK2, p38, Chk1, EGFR etc.
JNK Inhibitor IX
JNK inhibitor IX is a selective and potent JNK inhibitor with pIC50 of 6.5 and 6.7 for JNK2 and JNK3, respectively.
Trametinib (GSK1120212) is a highly specific and potent MEK1/2 inhibitor with IC50 of 0.92 nM/1.8 nM in cell-free assays, no inhibition of the kinase activities of c-Raf, B-Raf, ERK1/2.
Features:More potent than PD0325901 or AZD6244.
PD0325901 is a selective and non ATP-competitive MEK inhibitor with IC50 of 0.33 nM in cell-free assays, roughly 500-fold more potent than CI-1040 on phosphorylation of ERK1 and ERK2. Phase 2.
Vemurafenib (PLX4032, RG7204)
Vemurafenib (PLX4032, RG7204) is a novel and potent inhibitor of B-RafV600E with IC50 of 31 nM in cell-free assay.
Features:A novel and potent inhibitor of the B-RAFV600E oncoprotein.
Selumetinib (AZD6244) is a potent, highly selective MEK1 inhibitor with IC50 of 14 nM in cell-free assays, also inhibits ERK1/2 phosphorylation with IC50 of 10 nM, no inhibition to p38α, MKK6, EGFR, ErbB2, ERK2, B-Raf, etc. Phase 3.
Features:First MEK inhibitor being tested in Phase II clinical trials.
SB203580 is a p38 MAPK inhibitor with IC50 of 0.3-0.5 μM in THP-1 cells, 10-fold less sensitive to SAPK3(106T) and SAPK4(106T) and blocks PKB phosphorylation with IC50 of 3-5 μM.
Features:First reported p38 inhibitor.