trka

TrkA-IN-1 is a potent and selective inhibitor of Tropomyosin-related kinase A (TrkA) (IC50: 99 nM in a cell-based assay) with analgesic activity.

TrkA-IN-4, a potent, orally active and allosteric TrkA inhibitor, is a prodrug of TrkA-IN-3 . TrkA-IN-4 exhibits potent antinociceptive effects [1] .

FLT3/TrKA-IN-1 is a potent FLT3/TrKA dual kinase inhibitor, capable of acting on FLT3 (IC50: 43.8 nM), FLT3-ITD (IC50: 97.2 nM), FLT3-TKD (IC50: 92.5 nM) and TrKA (IC50: 23.6 nM). -FLT3/TrKA-IN-1 has potential for acute myeloid leukaemia (AML) studies.

ITK/TRKA-IN-1 is a chemical compound that functions as a dual inhibitor of IL-2-inducible T-cell kinase (ITK) and tropomyosin receptor kinase A (TRKA). With an IC50 value of 1.0 nM, it effectively inhibits the activity of ITK, while demonstrating a remarkable 96% inhibition of TRKA.

TrkA-IN-3 is a potent, subselective, and allosteric inhibitor of TrkA, demonstrating significant potency with an IC50 of 22.4 nM. It exhibits over 8000-fold selectivity towards TrkA in comparison to TrkB and TrkC, making it a valuable compound for pain research.

Selitrectinib (LOXO-195) is a potent and selective inhibitor of the receptor tyrosine kinases(TRK)( TrkA and TrkC with IC50s of 0.6 and <2.5 nM, respectively)

CG 428 is a potent tropomyosin receptor Kinase (TRK) Degrader (uSMITETM) with a DC50 of 0.36 nM. CG 428 comprises an analog of the pan-TRK inhibitor GNF-8625 joined by a linker to the cereblon E3 ligase ligand pomalidomide. CG 428 shows selectivity for TRKA over TRKC and TRKB with Kds of 1nM, 4.2 nM, and 28 nM. CG 428 inhibits the growth of KM12 colon cancer cells with an IC50 of 2.9 nM.

Trk-IN-4 is an effective pan-Trk inhibitor in cell-based assays (IC50s: 1.9 nM, 2.6 nM, and 1.1 nM for TrkA, TrkB, and TrkC, respectively).

IHMT-TRK-284 (Compound 34) is a potent, orally active type II TRK kinase inhibitor that acts on TRKA (IC50: 10.5 nM), TRKB (IC50: 0.7 nM), and TRKC (IC50: 2.6 nM). IHMT-TRK-284 exhibits good selectivity in the kinase group and has good anti-tumour effects in vivo.

ALE-0540 is a nonpeptidic heterocyclic molecule that inhibits the binding of NGF to p75 and TrkA, as well as signal transduction and biological responses mediated by TrkA receptors.

hTrkA-IN-1 is a potent and orally active inhibitor of TrkA kinase with an IC 50 of 1.3 nM, compound 2.hTrkA-IN-1 can be used for the study of inflammatory disease, such as prostatitis, pelvic, et al.

hTrkA-IN-2 is a selective hTrkA metamorphosis inhibitor (IC50: 3.9 nM).

Repotrectinib (TPX-0005) is a potent ALK/ROS1/TRK inhibitor, with IC50 of 1.01 nM, 5.3 nM, 1.08 nM and 1.26 nM for WT ALK, SRC, ALK L1196M and ALK G1202R, respectively.

Danusertib (PHA-739358) is a small-molecule 3-aminopyrazole derivative with potential antineoplastic activity. Danusertib binds to and inhibits the Aurora kinases, which may result in cell growth arrest and apoptosis in tumor cells in which Aurora kinases are overexpressed.

GNF-5837 is a specific, and orally bioavailable pan-TRK inhibitor for TrkA/TrkB (IC50: 8/12 nM).

Belizatinib (TSR-011) is an effective, oral and dual inhibitor of ALK (IC50: 0.7 nM, wild-type recombinant ALK) and TRKA, TRKB, and TRKC.

Entrectinib (RXDX-101) is an inhibitor of TrkA (IC50: 1.7 nM), TrkB (IC50: 0.1 nM), and TrkC (IC50: 0.1 nM), as well as anaplastic lymphoma kinase (ALK; IC50: 1.6 nM) and C-ros oncogene 1 (ROS1; IC50: 0.2 nM). Entrectinib blocks proliferation of ALK-dependent cell lines, including those with C1156Y or L1196M resistance mutations, and inhibits ALK‐dependent signaling. It has been shown to inhibit the growth of a non-small cell lung Y cell line bearing an EML4-ALK rearrangement. In mice bearing various ROS1, Trk, or ALK-driven xenografts, Entrectinib has been shown to induce tumor regression.

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

Larotrectinib (LOXO-101) is an orally administered inhibitor of the TRK kinase and is highly selective only for the TRK family of receptors(IC50s = 2-20 nM).

Multi-kinase-IN-6 (compound 10e) is a multikinase inhibitor that effectively impedes the activity of TrkA, ALK2, c-KIT, EGFR, PIM1, CK2α, CHK1, and CDK2. It exhibits antiproliferative effects on MCF7, HCT116, and EKVX cancer cell lines with IC50s of 3.36 μM, 1.40 μM, and 3.49 μM, respectively. Furthermore, Multi-kinase-IN-6 induces cell cycle arrest at the G1/S and G1 phases in MCF7 and HCT116 cells, respectively, and triggers apoptosis effectively [1].

Tanezumab (RN-624) is a high-affinity, specific humanized anti-NGF monoclonal antibody (mAb) that inhibits nerve growth factor (NGF) from binding to its p75 and TrkA receptors in the peripheral nervous system. It is utilized in research investigating both acute and chronic pain conditions, including osteoarthritis, knee pain, neuralgia, and post-herpetic neuralgia [1] [2].

TRAF6 peptide, a specific TRAF6-p62 inhibitor, effectively inhibits NGF-dependent TrkA ubiquitination, showcasing strong research potential for neurological conditions including Alzheimer's disease (AD), Parkinson's, ALS, head trauma, epilepsy, and stroke [1].

KRC-108 is a multiple kinase inhibitor. KRC-108 is a potent inhibitor of Ron, Flt3 and TrkA as well as c-Met. KRC-108 inhibited oncogenic c-Met M1250T and Y1230D more strongly than wild type c-Met. The anti-proliferative activity of KRC-108 was measured by performing a cytotoxicity assay on a panel of cancer cell lines. The GI(50) values (i.e., 50% inhibition of cell growth) for KRC-108 ranged from 0.01 to 4.22 μM for these cancer cell lines. KRC-108 was also effective for the inhibition of tumor growth in human HT29 colorectal cancer and NCI-H441 lung cancer xenograft models in athymic BALB/c nu/nu mice. This molecule should serve as a useful lead for inhibitors targeting kinases and may lead to new therapeutics for the treatment of cancer. (source: Invest New Drugs. 2012 Apr;30(2):518-23. doi: 10.1007/s10637-010-9584-2. Epub 2010 Nov 16. ).

TRAF6 peptide TFA, a specific inhibitor of the TRAF6-p62 interaction, significantly inhibits NGF-dependent ubiquitination of TrkA. This peptide demonstrates promising research applications in various neurological disorders, including Alzheimer's disease (AD), Parkinson's, ALS, head trauma, epilepsy, and stroke [1].

Type II TRK Inhibitor 1 is a potent inhibitor targeting multiple tropomyosin receptor kinase (TRK) fusion protein variants as well as the wild type. It demonstrates notable antiproliferative effects on Ba/F3 cells expressing CD74-TRKA G667C and ETV6-TRKC G696C, with half-maximal inhibitory concentrations (IC50s) of 6 nM and 1.7 nM, respectively [1].

TRK II-IN-1 is a potent type II inhibitor of tropomyosin receptor kinases (TRK), demonstrating inhibitory half-maximal inhibitory concentrations (IC50s) of 3.3, 6.4, 4.3, and 9.4 nM against TRKA, TRKB, TRKC, and the mutant TRKA G667C, respectively. Additionally, this compound exhibits IC50 values of 1.3 nM against FLT3, 9.9 nM against RET, and 71.1 nM against VEGFR2. TRK II-IN-1 primarily serves as a research tool for studying TRK-driven cancers [1].

Lestaurtinib is a multi-kinase inhibitor. It also has effective activity against the Trk family of receptor tyrosine kinases. Lestaurtinib inhibits JAK2, FLT3, and TrkA (IC50s: 0.9, 3, and less than 25 nM).

Ensartinib hydrochloride (X-396 dihydrochloride) is a potent new-generation ALK inhibitor with high activity against CNS metastases and a broad range of known crizotinib-resistant ALK mutations. It potently inhibits both wild-type ALK and ALK variants (C1156Y, F1174, G1202R, L1196M, S1206R, and T1151 mutants) with in vitro IC50s of <4 nM.

GW 441756 is a specific Tropomyosin-related kinase A (TrkA) inhibitor with an IC50 value of 2 nM.

TRK-IN-19 (Compound I-10 ) is a potent inhibitor of TRK with IC50 values of 1.1 nM for TRKA and 5.3 nM for TRKAG595R. TRK-IN-19 has shown potential research value in cancer disease.

ALK-IN-9 (compound 40) is a highly effective ALK inhibitor. It demonstrates remarkable inhibitory activity against cell proliferation, with IC50 values of <0.2 nM for Ba/F3-EML4-ALK, KM 12 (TPM3-TRKA), and KG-l cell (OP2-FGFR1).

CE-245677 is a potent reversible inhibitor of Tie2 and TrkA/B kinases. With a cellular IC50s of 4.7 and 1 nM.

Ro 08-2750 is a non-peptide and reversible nerve growth factor (NGF) inhibitor which binds to NGF, and with an IC50 of ~ 1 µM. Ro 08-2750 is a selective MSI RNA-binding activity inhibitor, with an IC50 of 2.7 μM. Ro 08-2750 inhibits NGF binding to p75NTR selectively over TRKA.

Amitriptyline-d6 Hydrochloride is a deuterated compound of Amitriptyline Hydrochloride. Amitriptyline Hydrochloride has a CAS number of 549-18-8. Amitriptyline Hydrochloride is the hydrochloride salt of the tricyclic dibenzocycloheptadiene amitriptyline with antidepressant and antinociceptive activities.

TRK-IN-23 (compound 24b) is a potent, orally active inhibitor of TRK with IC50s of 0.5 nM for TRKA, 9 nM for TRKC, 14 nM for TRKA G595R, 4.4 nM for TRKA F589L, and 4.8 nM for TRKA G667C. It induces apoptosis in Ba/F3-TRKAG595R and Ba/F3-TRKAG667C cells [1].

Taletrectinib (AB-106) is a new-generation selective inhibitor of ROS1/NTRK including ROS1,NTRK1,NTRK2 and NTRK3 with IC50 of 0.207 nM,0.622 nM,2.28 nM and 0.980 nM, respectively.

Tavilermide is a selective and partial agonist of TrkA or a nerve growth factor mimetic.

Trk-IN-7 (compound I-6) is a highly potent inhibitor of TRK, exhibiting IC50 values ranging from 0.25-10 nM for TRKA, TRKB, and TRKC, respectively. In addition, Trk-IN-7 demonstrates notable inhibition against EML4-ALK (IC50 <15 nM), as well as ALK G1202R, ALK C1156Y, ALK R1275Q, ALK F1174L, ALK L1197M, and ALK G1269A (IC50 = 5-50 nM) [1].

CE-245677 is a selective, orally active Tie2 kinase inhibitor identified by Pfizer previously in development for the treatment of certain cancers. CE-245,677 is a potent reversible inhibitor of Tie2 and TrkA/B kinases with a cellular IC50 of 4.7 and 1 nM, resp., displays >100x selectivity against a number of other angiogenic receptor tyrosine kinases (e.g. KDR, PDGFR, FGFR) and gene family panels, and demonstrates good oral absorption in in vivo rat PK studies (F=80%).

D5261 is a potent, type III variant of tropomyosin-related kinase A (TrkA) inhibitor.

RIPK1-IN-7 is a potent and selective inhibitor of RIPK1(Kd of 4 nM and an enzymatic IC50 of 11 nM),andexhibits excellent antimetastasis activity in the experimental B16 melanoma lung metastasis model.

Sitravatinib malate is an orally bioavailable receptor inhibitor of tyrosine kinase (RTK) (IC50s of 1.5 nM, 2 nM, 2 nM, 5 nM, 6 nM, 6 nM, 8 nM, 0.5 nM, 29 nM, 5 nM, and 9 nM for Axl, MER, VEGFR3, VEGFR2, VEGFR1, KIT, FLT3, DDR2, DDR1, TRKA, TRKB, respectively.) , shows potent single-agent antitumor efficacy and enhances the activity of PD-1 blockade through promoting an antitumor immune microenvironment.

Protein kinase inhibitor 5 sulfate hydrate, a potent TRK-A inhibitor, exhibits an IC50 of 1.8 nM and impairs cell viability [1].

Trk-IN-10 (Compound 14j) is a highly effective inhibitor of TRK, with an IC50 of 0.86 nM against TrkA and 6.92 nM against TrkA G595R. As an RTK, Trk plays a crucial role as a drug target in solid tumors. Trk-IN-10 (IC50 = 350 nM against ALK) demonstrates superior selectivity in inhibiting Trk, which has potential implications for toxicity reduction [1].

Bedinvetmab (ZTS-00508841), a canine monoclonal antibody (mAb) designed to target nerve growth factor (NGF), prevents NGF from interacting with its receptors, tropomyosin receptor kinase A (trkA) and p75 neurotrophin receptor (p75NTR). This compound is utilized in the research of managing osteoarthritis pain in dogs [1] [2].

AZ-23 is an inhibitor of ATP-competitive and Trk kinase A/B/C. For TrkA, TrkB, FGFR1, Flt3, Ret, MuSk, Lck, the IC50s values are 2 nM, 8 nM, 24 nM, 52 nM, 55 nM, 84 nM, 99 nM, respectively.

(R)-Larotrectinib is a potent inhibitor of TRK and acts on TrkA (IC50: 28.5 nM). (R)-Larotrectinib can be used to study cancer, inflammation and certain infectious diseases.

Ganglioside GM1is a monosialylated ganglioside and the prototypic ganglioside for those containing one sialic acid residue.1,2It is found in a large variety of cells, including immune cells and neurons, and is enriched in lipid rafts in the cell membrane.3It associates with growth factor receptors, including TrkA, TrkB, and the GDNF receptor complex containing Ret and GFRα, and is required for TrkA expression on the cell surface. Ganglioside GM1interacts with other proteins to increase calcium influx, affecting various calcium-dependent processes, including inducing neuronal outgrowth during differentiation. Ganglioside GM1acts as a receptor for cholera toxin, which binds to its oligosaccharide group, facilitating toxin cell entry into epithelial cells of the jejunum.4,5Similarly, it is bound by the heat-labile enterotoxin fromE. coliin the pathogenesis of traveler's diarrhea.6Ganglioside GM1gangliosidosis, characterized by a deficiency in GM1-β-galactosidase, the enzyme that degrades ganglioside GM1, leads to accumulation of the gangliosides GM1and GA1in neurons and can be fatal in infants.1Levels of ganglioside GM1are decreased in the substantia nigra pars compacta in postmortem brain from patients with Parkinson's disease.3Ganglioside GM1mixture contains a mixture of ovine ganglioside GM1molecular species with primarily C18:0 fatty acyl chain lengths, among various others. [Matreya, LLC. Catalog No. 1544] 1.Kolter, T.Ganglioside biochemistryISRN Biochem.506160(2012) 2.Mocchetti, I.Exogenous gangliosides, neuronal plasticity and repair, and the neurotrophinsCell Mol. Life Sci.62(19-20)2283-2294(2005) 3.Ledeen, R.W., and Wu, G.The multi-tasked life of GM1 ganglioside, a true factotum of natureTrends Biochem. Sci.40(7)407-418(2015) 4.Turnbull, W.B., Precious, B.L., and Homans, S.W.Dissecting the cholera toxin-ganglioside GM1 interaction by isothermal titration calorimetryJ. Am. Chem. Soc.126(4)1047-1054(2004) 5.Blank, N., Schiller, M., Krienke, S., et al.Cholera toxin binds to lipid rafts but has a limited specificity for ganglioside GM1Immunol. Cell Biol.85(5)378-382(2007) 6.Minke, W.E., Roach, C., Hol, W.G., et al.Structure-based exploration of the ganglioside GM1 binding sites of Escherichia coli heat-labile enterotoxin and cholera toxin for the discovery of receptor antagonistsBiochemistry38(18)5684-5692(1999)

TSR011-isomer, a TrKA/ALK inhibitor, is used potentially for the treatment of solid tumours and lymphoma.

CH7057288 is an effective and selective TRK inhibitor with an IC50 value of 1.1 nM, 7.8 nM and 5.1 nM for TRKA, TRKB and TRKC, respectively.

Amitriptyline Embonate is an inhibitor of the re-uptake of norepinephrine and serotonin, thereby inhibiting N-methyl-D-aspartate (NMDA) receptors.

Amitriptyline (MK-230, N-750, Ro41575) is a tricyclic antidepressant (TCA) with analgesic properties. Amitriptyline is widely used to treat depression and neuropathic pain.

Amitriptyline hydrochloride (Annoyltin) is the hydrochloride salt of the tricyclic dibenzocycloheptadiene amitriptyline with antidepressant and antinociceptive activities.