Cluster of differentiation antigen 135

Sorafenib (Bay 43-9006) is a multikinase inhibitor that targets Raf-1, B-Raf, VEGFR2, VEGFR3, VEGFR4, PDGFRβ, FLT3, c-Kit, and others (IC50=6/22/90/15/20/20/57/58 nM) with oral activity. It exhibits antitumor properties and can induce autophagy, apoptosis, and agonistic iron death.

Quizartinib (AC220) is an inhibitor of FLT3 (Kd: 1.6 nM) and demonstrates high selectivity for FLT3 when tested against a panel of 227 additional kinases.

Gilteritinib (ASP2215) is a potent inhibitor of FMS-related tyrosine kinase 3 (FLT3) and AXL tyrosine kinase receptors (IC50 = 0.29 nM and <1 nM, respectively). In preclinical studies, gilteritinib demonstrated strong antileukemic and antitumor effects. Gilteritinib is currently in several Phase 3 clinical trials for acute myeloid leukemia.

Fostamatinib (R788) is a small-molecule inhibitor and an oral prodrug of R406, a Syk/FLT3-targeted inhibitor (IC50 = 41 nM) that also inhibits Lyn (IC50 = 63 nM) and Lck (IC50 = 37 nM), featuring oral activity and cell permeability, used for the treatment of immune thrombocytopenia.

Ripretinib (DCC-2618) is an orally bioavailable inhibitor of (KIT) and (PDGFRA).

AKN-028 is an orally active and potent FLT3 tyrosine kinase inhibitor ( IC 50 = 6 nM). AKN-028 causes dose-dependent inhibition of FLT3 autophosphorylation.

4SC-203 is a multi-kinase inhibitor with potential anti-tumor activity. 4SC-203 exhibits unique selectivity for Flt3, Flt3 mutants, Axl, Alk, Fak, VEGF-R2, and Trk receptors in the low nM range.

Sorafenib tosylate (Bay 43-9006) is a potent multikinase inhibitor (IC50s: 6/20/22 nM for Raf-1/VEGFR-3/B-Raf).

Cabozantinib (XL184) is a multi-targeted tyrosine kinase receptor inhibitor that inhibits VEGFR2, c-Met, Kit, Axl, and Flt3 (IC50=0.035/1.3/4.6/7/11.3 nM). Cabozantinib exhibits both antitumor and antiangiogenic activity.

FLT3-IN-3 is an effective FLT3 inhibitor, and the IC50s of FLT3 WT and FLT3 D835Y are 13 and 8 nM, respectively.

FN-1501 is a potent FLT3 and CDK inhibitor (IC50s: 2.47, 0.85, 1.96, and 0.28 nM for CDK2/cyclin A, CDK4/cyclin D1, CDK6/cyclin D1 and FLT3, respectively). FN-1501 also has anticancer activity.

MRX-2843 (UNC2371) is a potent and orally active inhibitor of MERTK and FLT3(IC50s of 1.3 nM and 0.64 nM, respectively).

Tandutinib (CT53518) (MLN518, CT53518), an effective FLT3 antagonist (IC50: 0.22 μM), can also inhibit c-Kit and PDGFR, 15-20 fold higher potency for FLT3 versus CSF-1R and >100-fold selectivity for the same target versus FGFR, EGFR, and KDR.

AZD2932 is a potent, multi-targeted kinase inhibitor of VEGFR2, PDGFβ, Flt-3, and c-Kit.

FLT3-IN-2 is an FLT3 inhibitor (IC50<1 μM).

SKLB4771 (FLT3-IN-1) is a novel potent and selective Flt3 inhibitor.

Altiratinib (DCC-2701)(DCC-2701) is a novel c-MET/TIE-2/VEGFR inhibitor; effectively reduce tumor burden in vivo and block c-MET pTyr(1349)-mediated signaling, cell growth and migration as compared with an HGF antagonist in vitro.

(E/Z)-Zotiraciclib ((E/Z)-TG02) effectively inhibits CDK2, JAK2, and FLT3 with IC50s of 13 nM, 73 nM, and 56 nM, respectively.

BPR1J-097) is a novel FLT-3 inhibitor(IC50: 11±7 nM) with promising in vivo anti-tumor activities. It also inhibits FLT-3 D835Y (IC50: 3 nM).

It is a tyrosine kinase inhibitor.

KW-2449 is a multiple-targeted inhibitor, mostly for Flt3 (IC50: 6.6 nM), modestly effective to Bcr-Abl, FGFR1, and Aurora A; little inhibitory on PDGFRβ, IGF-1R, EGFR.

ENMD-2076, a multi-targeted kinase inhibitor, has specific activity against Aurora A, Flt3, KDR/VEGFR2, Flt4/VEGFR3, FGFR1, FGFR2, Src, PDGFRα.

R406 free base (R406 (free base)) is a potent Syk inhibitor.

Linifanib (AL-39324) (ABT-869) is a novel, potent ATP-competitive VEGFR/PDGFR inhibitor for KDR (IC50: 4 nM), CSF-1R (IC50: 3 nM), Flt-1/3 (IC50: 3/4 nM) and PDGFRβ (IC50: 66 nM). Linifanib may exhibit potent antiproliferative and apoptotic effects on tumor cells whose proliferation is dependent on mutant kinases, such as FMS-related tyrosine kinase receptor-3 (FLT3).