FLT

Pexidartinib (PLX-3397) is a capsule containing a small-molecule receptor tyrosine kinase (RTK) inhibitor targeting KIT, CSF1R, and FLT3, with potential antineoplastic activity.

Nintedanib (Intedanib) is a triple vascular kinase inhibitor that inhibits VEGFR1, VEGFR2, and VEGFR3 (IC50=34 13 13 nM), FGFR1, FGFR2, and FGFR3 (IC50=69 37 108 nM), PDGFRα, and PDGFRβ (IC50=59 65 nM). Nintedanib has antitumor activity and inhibits tumor growth by inhibiting angiogenesis.

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)(IC50 of 41 nM), which is a prodrug of the active metabolite R406, is a Syk inhibitor. It does not work on Lyn.

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.

Fedratinib (TG-101348) (TG101348) is an ATP-competitive inhibitor of JAK2 (IC50: 3 nM) with significantly less potent activity against JAK3.

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.

HM43239 is an orally active and selective FLT3 inhibitor with IC 50 s of 1.1 nM, 1.8 nM and 1.0 nM for FLT3 WT, FLT3 internal tandem duplication (ITD) and FLT3 D835Y kinases, respectively. HM43239 directly inhibits the kinase activity of FLT3 as a reversible Type I inhibitor and effectively modulates downstream p-STAT5 and p-ERK. HM43239 also demonstrated inhibition of SYK, JAK1 2 and TAK1. HM43239 inhibits the proliferation and induces the apoptosis of leukemic cells [1] [2] [3].

Crenolanib (ARO 002) is an orally bioavailable type III tyrosine kinases inhibitor of PDGFRα β and FLT3 (IC50s: 11, 3.2, and 4 nM).

NCT-503 is a phosphoglycerate dehydrogenase (PHGDH) inhibitor (IC50=2.5 µM) with no activity against other dehydrogenases. NCT-503 has antitumor activity and inhibits the growth of PHGDH-dependent tumors.

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.

UNC2025 (mrx-6313)(IC50 of 0.74 nM and 0.8 nM) is a potent and orally bioavailable dual MER FLT3 inhibitor. UNC-2025 is about 20-fold selectivity higher than Axl and Tyro3.

Pacritinib (SB1518) (SB1518) is an effective and specific inhibitor of JAK2 and FLT3 (IC50: 23/22 nM, in cell-free assays).

Sitravatinib (MGCD516) is an inhibitor targeting multiple RTKs involved in driving sarcoma cell growth, including c-Met, c-Kit, PDGFRα β, PDGFR, and Axl.

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

Dovitinib is an orally active, multi-targeted tyrosine kinase (RTK) inhibitor with anti-tumor effects.

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

Sunitinib (SU 11248) is a multi-targeted receptor tyrosine kinase (RTK) inhibitor that inhibits VEGFR2 and PDGFRβ (IC50=80 2 nM). It exhibits antitumor activity and is used for treating kidney cancer and gastrointestinal tumors.

GSK-1070916 (GSK-1070916A) is a reversible and ATP-competitive inhibitor of Aurora B C with IC50 of 3.5 nM 6.5 nM. It displays >100-fold selectivity against the closely related Aurora A-TPX2 complex. Phase 1.

Edicotinib (JNJ-527) is a blood-brain-penetrating, orally active, selective CSF-1R inhibitor (IC50 value is 3.2 nM), with less inhibitory effects on KIT (IC50 value is 20 nM) and FLT3 (IC50 value is 190 nM). Edicotinib (JNJ-527) can block microglial proliferation and attenuate neurodegeneration, and can be used to study Alzheimer's disease and rheumatoid arthritis.

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).

BGB-102 (JNJ-26483327) is a kinase inhibitor targeting FLT3 and YES1 and an antagonist targeting EGFR and VEGFR3, which may be useful in the study of macular degeneration and diseases associated with genetic disorders and malformations.

Dovitinib lactate hydrate (TKI258) is the Lactate of Dovitinib, which is a multitargeted RTK inhibitor, mostly for class III (FLT3 c-Kit) with IC50 of 1 nM 2 nM, also potent to class IV (FGFR1 3) and class V (VEGFR1-4) RTKs with IC50 of 8-13 nM, less potent to InsR, EGFR, c-Met, EphA2, Tie2, IGFR1 and HER2. Phase 4.

SGI-1776 (Pim-Kinase Inhibitor IX) has been used in trials studying the treatment of Prostate Cancer, Non-Hodgkins Lymphoma, and Relapsed/Refractory Leukemias.

PF 477736 (PF-736,PF-00477736) is a specifc, effective and ATP-competitive Chk1 inhibitor (Ki: 0.49 nM ) and also inhibits FGFR3, Aurora-A, VEGFR2, Flt3, Fms (CSF1R), Ret and Yes.

Fostamatinib Disodium (R788 Disodium) is an orally available Syk kinase inhibitor with potential anti-inflammatory and immunomodulatory activities.

Dovitinib lactate (TKI-258 lactate)(TKI258) lactate is a potent inhibitor of fibroblast growth factor receptor 3 (FGFR3) (IC50 :5 nM).

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.

AXL-IN-13 is a potent and orally active AXL inhibitor with an IC50 of 1.6 nM and a Kd of 0.26 nM. It exhibits anticancer activity, reverses TGF-β1-induced epithelial-mesenchymal transition (EMT), and inhibits cancer cell migration and invasion.

JAK3-IN-14 is a potent, selective and orally active FLT3 inhibitor, with IC50s of ∼40, 8, and 4 nM for FLT3-WT, FLT3-D835Y, and FLT3-D835H, respectively.

Ilorasertib (ABT-348) (ABT-348) is an ATP-competitive multitargeted kinase inhibitor, which inhibits Aurora A Aurora B Aurora C (IC50s: 120 nM 7 nM 1 nM). It also suppresses RET tyrosine kinase, PDGFRβ, and Flt1 (IC50s: 7 nM, 3 nM, and 32 nM).

TAK-659 hydrochloride (TAK-659) is a potent and selective inhibitor of spleen tyrosine kinase (SYK) with an IC50 value of 3.2 nM. It is selective against most other kinases, but potent toward both SYK and FLT3.

TG101209 is a selective JAK2 inhibitor with an IC50 of 6 nM.

Cediranib (AZD2171) (AZD2171) is a highly potent (IC50 < 1 nmol L) ATP-competitive inhibitor of recombinant KDR tyrosine kinase in vitro, also inhibits Flt1 4 (IC50: 5 nM ≤3 nM), similar activity against PDGFRβ and c-Kit, selective more for VEGFR than PDGFR-α (36-fold), CSF-1R (110-fold), and Flt3 (1000-fold) in HUVEC cells.

JI6 (JAK3 Inhibitor VI) is a potent, selective and orally active FLT3 inhibitor. JI6 exhibits IC50s of ∼40, 8, and 4 nM for FLT3-WT, FLT3-D835Y, and FLT3-D835H, respectively. JI6 also inhibits c-Kit and JAK3, with IC50s of ∼500 and ∼250 nM, respectively. JI6 has research value in acute myeloid leukemia.

Chiauranib is a multi-target inhibitor against tumor angiogenesis and exhibits potent anticancer effects. Chiauranib potently inhibits the angiogenesis-related kinases (VEGFR1, VEGFR2, VEGFR3, PDGFRα and c-Kit), mitosis-related kinase Aurora B, and chronic inflammation-related kinase CSF1R, with IC50 values ranging from 1-9 nM.

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

Tyrosine kinase-IN-1 is a multi-targeted tyrosine kinase inhibitor that acts on KDR, Flt-1, FGFR1, and PDGFRα with IC50 values of 4 nM, 20 nM, 4 nM, and 2 nM, respectively.

5Z-7-Oxozeaenol (FR148083) is a potent, irreversible and selective inhibitor of transforming growth factor (TGF)-β-activated kinase 1 with IC50 of 8.1 nM for TAK1 and low activity against MEK1 with IC50 of 411 nM, it is also an inhibitor of VEGF-R2 with IC50 of 52 nM.

SGI-7079 is a new selective Axl inhibitor. SGI-7079 can be a dose-dependent manner inhibited growth of tumors. It is also a potential therapeutic target for EGFR inhibitor resistance.

Gilteritinib hemifumarate (ASP2215 hemifumarate) is a potent ATP-competitive dual FLT3 (IC50: 0.29 nM) and AXL (IC50: 0.73 nM) inhibitor for the treatment of relapsed or refractory FLT3 mutant AML.

R406 (R-406 besylate) is an effective Syk inhibitor (IC50: 41 nM) and shows no effects on Lyn.

VX-11e (TCS ERK 11e) is a potent, selective, and orally bioavailable ERK(Extracellular Signal-Regulated Kinase) inhibitor; antitumor agent.

Rigosertib (ON-01910) is a selective, non-ATP-competitive PLK1 inhibitor (IC50: 9 nM) and multi-kinase inhibitor. As a selective anti-cancer agent, Rigosertib induces apoptosis by inhibiting the PI3 kinase Akt pathway, promotes histone H2AX phosphorylation, and induces G2 M arrest in the cell cycle.

LY2784544(Gandotinib (LY2784544)) is a potent JAK2 inhibitor (IC50: 3 nM), effective in JAK2V617F(Ki: 0.245 nM). The selectivity is higher 8- and 20-fold than JAK1 and JAK3.

CHIR-124 is an effective Chk1 inhibitor (IC50: 0.3 nM). It has 2, 000-fold selectivity against Chk2, 500- to 5, 000-fold less activity against Cdc2 and CDK2/4.

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.

UNC2025 is a potent and orally bioavailable Mer/Flt3 dual inhibitor with IC50 of 0.8/0.74 nM for Mer/Flt3.

Brigatinib (AP-26113) is a highly potent and selective inhibitor of ALK.

DCC-2036 (Rebastinib (DCC-2036)) is a conformational control Bcr-Abl inhibitor for Abl1(WT, IC50: 0.8 nM) and Abl1(T315I, IC50: 4 nM), also inhibits LYN, SRC, HCK, FGR, FLT3, KDR, and Tie-2, and low activity to c-Kit. Rebastinib aimed at the Angiopoietin2-Tie2 pathway.