TCS 21311 is a potent JAK3 inhibitor (IC50 = 8 nM). TCS 21311 is selective for JAK3 over JAK1, JAK2 and Tyk 2 (IC50 values are 1017, 2550 and 8055 nM respectively).
NSC 33994 is novel inhibitor of JAK2 tyrosine kinase (Janus kinase 2 ). Janus kinase 2 (JAK2) plays a crucial role in the pathomechanism of myeloproliferative disorders and hematological malignancies.
Ginsenoside Rk1, one of the main elements of Sung Ginseng, has been confirmed as a new endothelial barrier enhancer recently and has anti-cancer activity.
CHZ868 is a potent and selective type II JAK inhibitor which demonstrates activity in JAK inhibitor persistent cells, murine MPN models, and MPN patient samples.
NS-018 is an orally bioavailable, small molecule inhibitor of Janus-associated kinase 2 (JAK2) and Src-family kinases, with potential antineoplastic activity.
NS-018 maleate is an ATP-competitive small-molecule inhibitor of JAK2 with IC50 of 470nM in Ba/F3-JAK2V617F cells . have30-50-fold greater selectivity for JAK2 over other JAK-family kinases, such as JAK1, JAK3 and tyrosine kinase 2.
ZM39923 is an JAK1/3 inhibitor with pIC50 of 4.4/7.1, almost no activity to JAK2 and modestly potent to EGFR; also found to be sensitive to transglutaminase.
Oclacitinib maleate (PF-03394197 maleate) is a novel JAK inhibitor. Oclacitinib maleate (PF-03394197 maleate) is most potent at inhibiting JAK1 (IC50=10 nM).
PF-06651600 is a potent and irreversible JAK3-selective inhibitor with an IC50 of 33.1 nM but without activity (IC50 > 10 000 nM) against JAK1, JAK2, and TYK2.
FM-381 is a JAK3 specific reversible covalent inhibitor with IC50 of 127 pM for JAK3 and demonstrates 400-, 2,700- and 3,600-fold selectivity over JAK1, JAK2, and TYK2, respectively.
Upadacitinib (ABT-494) is a potent and selective Janus kinase (JAK) 1 inhibitor being developed for the treatment of several autoimmune disorders with an IC50 of 43 nM. IC50 & Target: IC50: 43 nM (JAK1), 200 nM (JAK2)
Abrocitinib (PF-04965842) is a potent, orally active and selective JAK1 inhibitor, with IC50s of 29 and 803 nM for JAK1 and JAK2, respectively. Abrocitinib (PF-04965842) exhibits less active effect on TYK2 (IC50, 1.253 μM), and inhibits phosphorylation of STAT1, STAT3 and STAT5 after stimulation. Effective in autoimmune disease.
JAK3-IN-2 is a potent and highly selective JAK3 inhibitor with IC50 of 0.15 nM. dispalys >4,300-fold selectivity over JAK1, JAK2 and TYK2, and other kinases BMX, EGFR, ITK and BTK; blocks cytokine signaling through JAK3, but not through other JAK family enzymes; inhibits IL-7 induced pSTAT5 in CD3+, CD8+ T cells with IC50 of 280 nM; sufficiently blocks the development of inflammation in a rat model of rheumatoid arthritis, while sparing hematopoiesis.
BMS-986165 is a Highly Potent and Selective Allosteric Inhibitor of TYK2. BMS-986165 Blocks Il-12, IL-23 and type I Interferon Signaling and Provides for Robust Efficacy in Preclinical Models of Inflammatory Bowel Disease.
JAK1-IN-4 is a potent and selective JAK1 inhibitor, with IC50s of 85 nM, 12.8 μM and >30 μM for JAK1, JAK2, and JAK3, respectively. JAK1-IN-4 inhibits STAT3 phosphorylation in NCI-H 1975 cells (IC50, 227 nM).
JAK3 covalent inhibitor-1 is a potent and selective janus kinase 3 (JAK3) covalent inhibitor with an IC50 of 11 nM and shows 246-fold selectivity vs other JAKs.
Tyk2-IN-8 (compound 10) is a selective TYK2 inhibitor, which binds to TYK2 catalytically active JH1 domain with an IC50 of 17 nM, used in the treatment of psoriasis.
JAK1-IN-3 is a selective JAK1 inhibitor, with an IC50 of 73 nM, weakly inhibits JAK2, and shows little inhibition on JAK3 (IC50, >14.7, >30 μM, respectively).
Tyk2-IN-5 (compound 6) is a highly potent, selective and orally active Tyk2 inhibitor and targets the JH2 domain, with a Ki of 0.086 nM for Tyk2 JH2 and an IC50 of 25 nM for IFNα.
NVP-BSK805 dihydrochloride (BSK805 dihydrochloride) is an ATP-competitive JAK2 inhibitor, with IC50s of 0.48 nM, 31.63 nM, 18.68 nM, and 10.76 nM for JAK2 JH1 (JAK homology 1), JAK1 JH1, JAK3 JH1, and TYK2 JH1, respectively.
GDC046 (Compound 3) is a potent, selective, and orally bioavailable inhibitor of TYK2 with Ki of 4.8 nM, 83.8 nM, 27.6 nM and 253 nM for TYK2, JAK1, JAK2, and JAK3, respectively.
BD750, an effective immunosuppressant and a JAK3/STAT5 inhibitor, inhibits IL-2-induced JAK3/STAT5-dependent T cell proliferation, with IC50 values of 1.5 μM and 1.1 μM in mouse and human T cells, respectively.