Trk receptor

Signaling Pathway Map

Research Area

Inhibitory Selectivity

Isoform-specific Inhibitors

Trk receptor Products

Catalog No. Information Product Use Citations Product Validations
S1460

SP600125

SP600125 (Nsc75890) 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. SP600125 is also a broad‐spectrum inhibitor of serine/threonine kinases including Aurora kinase AFLT3 and TRKA with of IC50 of 60 nM, 90 nM and 70 nM. SP600125 inhibits autophagy and activates apoptosis.

S1107

Danusertib (PHA-739358)

Danusertib (PHA-739358) is an Aurora kinase inhibitor for Aurora A/B/C with IC50 of 13 nM/79 nM/61 nM in cell-free assays, modestly potent to Abl, TrkA, c-RET and FGFR1, and less potent to Lck, VEGFR2/3, c-Kit, CDK2, etc. Danusertib induces apoptosis, cell cycle arrest, and autophagy. Phase 2.

S1124

BMS-754807

BMS-754807 is a potent and reversible inhibitor of IGF-1R/InsR with IC50 of 1.8 nM/1.7 nM in cell-free assays, less potent to Met, Aurora A/B, TrkA/B and Ron, and shows little activity to Flt3, Lck, MK2, PKA, PKC etc. Phase 2.

S2891

GW441756

GW441756 is a potent, selective inhibitor of TrkA with IC50 of 2 nM, with very little activity to c-Raf1 and CDK2. GW441756 produces a relevant increase of caspase-3 that leads to apoptosis.

S9662New

UNC2025

UNC2025 is a potent and orally active dual inhibitor of FLT3 and MER with IC50 of 0.35 nM and 0.46 nM, respectively. UNC2025 also inhibits AXL, TRKA, TRKC, QIK, TYRO3, SLK, NuaK1, KIT and Met with IC50 of 1.65 nM, 1.67 nM, 4.38 nM, 5.75 nM, 5.83 nM, 6.14 nM, 7.97 nM, 8.18 nM and 364 nM, respectively.

S4903New

K252a

K252a is a non-selective protein kinase inhibitor.

S8901New

DS-6051b

DS-6051b is a new-generation selective ROS1/NTRK inhibitor with ic50 of 0.207 nM,0.622 nM,2.28 nM and 0.980 nM for ROS1,NTRK1,NTRK2 and NTRK3,respectively.

S7519

GNF-5837

GNF-5837 is a selective, and orally bioavailable pan-TRK inhibitor for TrkA, and TrkB with IC50 of 8 nM, and 12 nM, respectively.

S8788

CH7057288

CH7057288 is a potent and selective TRK inhibitor with IC50 values of 1.1 nM, 7.8 nM and 5.1 nM for TRKA, TRKB, and TRKC respectively.

S8348

BMS-935177

BMS-935177 is a potent, reversible Bruton's Tyrosine Kinase (BTK) inhibitor with an IC50 value of 2.8 nM and demonstrates good kinase selectivity. It is more potent against BTK than other kinase, including the other Tec family kinases (TEC, BMX, ITK, and TXK) over which the compound is between 5- and 67-fold selective.

S7998

Entrectinib (RXDX-101)

Entrectinib (RXDX-101, NMS-E628) is an orally bioavailable pan-TrkA/B/C, ROS1 and ALK inhibitor with IC50 ranging between 0.1 and 1.7 nM. Entrectinib (RXDX-101) induces autophagy. Phase 2.

S8573

Sitravatinib (MGCD516)

Sitravatinib (MGCD516) is a novel small molecule inhibitor targeting multiple RTKs involved in driving sarcoma cell growth, including c-Kit, PDGFRβ, PDGFRα, c-Met, and Axl.

S8583

Repotrectinib (TPX-0005)

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

S8407

PF-06273340

PF-06273340 is a highly potent, kinases elective, well-tolerated pan-Trk inhibitor with IC50 values of 6, 4, 3 nM for TrkA, TrkB, Trk C, respectively.

S8511

Belizatinib (TSR-011)

"Belizatinib (TSR-011) is a potent inhibitor of ALK (IC50=0.7 nM) and tropomyosin receptor kinase (TRK) (IC50 values less than 3 nM for TRK A, B, and C). "

S8636

Selitrectinib (LOXO-195)

Selitrectinib (LOXO-195) is an orally available, highly potent, and selective TRK kinase inhibitor with low nanomolar inhibitory activity against TRKA G595R, TRKC G623R, and TRKA G667C, IC50s ranging from 2.0 to 9.8 nmol/L. It is more than 1,000-fold selective for 98% of non-TRK kinases tested.

S6412

Altiratinib

Altiratinib is a potent single-digit nanomolar inhibitor of TRK, MET, TIE2, and VEGFR2 kinases with IC50 vaules of 0.9 nM, 4.6 nM, and 0.8 nM for TRKA, B, and C, respectively. It inhibits MET and MET mutant with IC50 values in the range of 0.3-6 nM.

S7960

Larotrectinib (LOXO-101) sulfate

Larotrectinib (LOXO-101) sulfate is an oral potent and selective ATP-competitive inhibitor of tropomyosin receptor kinases (TRK). Larotrectinib inhibition of TRKs induces cellular apoptosis and G1 cell-cycle arrest.

S6760New

LM22B-10

LM22B-10 is a small molecule TrkB/TrkC neurotrophin receptor co-activator, LM22B-10 selectively activates TrkB, TrkC, AKT and ERK in vivo and in vitro.

S7745

ANA-12

ANA-12 is a selective TrkB antagonist with Kd of 10 nM and 12 μM for the high and low affinity sites, respectively.

S0827New

LM 22A4

LM22A-4 is a specific agonist of tyrosine kinase receptor B (TrkB) with IC50 of 47 nM. LM22A-4 is used for neurological disease research.

S8319

7,8-Dihydroxyflavone

7,8-Dihydroxyflavone (7,8-DHF) acts as a potent and selective small-molecule agonist of the TrkB receptor (Kd ≈ 320 nM), the main signaling receptor of brain-derived neurotrophic factor (BDNF).

Catalog No. Information Product Use Citations Product Validations
S1460

SP600125

SP600125 (Nsc75890) 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. SP600125 is also a broad‐spectrum inhibitor of serine/threonine kinases including Aurora kinase AFLT3 and TRKA with of IC50 of 60 nM, 90 nM and 70 nM. SP600125 inhibits autophagy and activates apoptosis.

S1107

Danusertib (PHA-739358)

Danusertib (PHA-739358) is an Aurora kinase inhibitor for Aurora A/B/C with IC50 of 13 nM/79 nM/61 nM in cell-free assays, modestly potent to Abl, TrkA, c-RET and FGFR1, and less potent to Lck, VEGFR2/3, c-Kit, CDK2, etc. Danusertib induces apoptosis, cell cycle arrest, and autophagy. Phase 2.

S1124

BMS-754807

BMS-754807 is a potent and reversible inhibitor of IGF-1R/InsR with IC50 of 1.8 nM/1.7 nM in cell-free assays, less potent to Met, Aurora A/B, TrkA/B and Ron, and shows little activity to Flt3, Lck, MK2, PKA, PKC etc. Phase 2.

S2891

GW441756

GW441756 is a potent, selective inhibitor of TrkA with IC50 of 2 nM, with very little activity to c-Raf1 and CDK2. GW441756 produces a relevant increase of caspase-3 that leads to apoptosis.

S9662New

UNC2025

UNC2025 is a potent and orally active dual inhibitor of FLT3 and MER with IC50 of 0.35 nM and 0.46 nM, respectively. UNC2025 also inhibits AXL, TRKA, TRKC, QIK, TYRO3, SLK, NuaK1, KIT and Met with IC50 of 1.65 nM, 1.67 nM, 4.38 nM, 5.75 nM, 5.83 nM, 6.14 nM, 7.97 nM, 8.18 nM and 364 nM, respectively.

S4903New

K252a

K252a is a non-selective protein kinase inhibitor.

S8901New

DS-6051b

DS-6051b is a new-generation selective ROS1/NTRK inhibitor with ic50 of 0.207 nM,0.622 nM,2.28 nM and 0.980 nM for ROS1,NTRK1,NTRK2 and NTRK3,respectively.

S7519

GNF-5837

GNF-5837 is a selective, and orally bioavailable pan-TRK inhibitor for TrkA, and TrkB with IC50 of 8 nM, and 12 nM, respectively.

S8788

CH7057288

CH7057288 is a potent and selective TRK inhibitor with IC50 values of 1.1 nM, 7.8 nM and 5.1 nM for TRKA, TRKB, and TRKC respectively.

S8348

BMS-935177

BMS-935177 is a potent, reversible Bruton's Tyrosine Kinase (BTK) inhibitor with an IC50 value of 2.8 nM and demonstrates good kinase selectivity. It is more potent against BTK than other kinase, including the other Tec family kinases (TEC, BMX, ITK, and TXK) over which the compound is between 5- and 67-fold selective.

S7998

Entrectinib (RXDX-101)

Entrectinib (RXDX-101, NMS-E628) is an orally bioavailable pan-TrkA/B/C, ROS1 and ALK inhibitor with IC50 ranging between 0.1 and 1.7 nM. Entrectinib (RXDX-101) induces autophagy. Phase 2.

S8573

Sitravatinib (MGCD516)

Sitravatinib (MGCD516) is a novel small molecule inhibitor targeting multiple RTKs involved in driving sarcoma cell growth, including c-Kit, PDGFRβ, PDGFRα, c-Met, and Axl.

S8583

Repotrectinib (TPX-0005)

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

S8407

PF-06273340

PF-06273340 is a highly potent, kinases elective, well-tolerated pan-Trk inhibitor with IC50 values of 6, 4, 3 nM for TrkA, TrkB, Trk C, respectively.

S8511

Belizatinib (TSR-011)

"Belizatinib (TSR-011) is a potent inhibitor of ALK (IC50=0.7 nM) and tropomyosin receptor kinase (TRK) (IC50 values less than 3 nM for TRK A, B, and C). "

S8636

Selitrectinib (LOXO-195)

Selitrectinib (LOXO-195) is an orally available, highly potent, and selective TRK kinase inhibitor with low nanomolar inhibitory activity against TRKA G595R, TRKC G623R, and TRKA G667C, IC50s ranging from 2.0 to 9.8 nmol/L. It is more than 1,000-fold selective for 98% of non-TRK kinases tested.

S6412

Altiratinib

Altiratinib is a potent single-digit nanomolar inhibitor of TRK, MET, TIE2, and VEGFR2 kinases with IC50 vaules of 0.9 nM, 4.6 nM, and 0.8 nM for TRKA, B, and C, respectively. It inhibits MET and MET mutant with IC50 values in the range of 0.3-6 nM.

S7960

Larotrectinib (LOXO-101) sulfate

Larotrectinib (LOXO-101) sulfate is an oral potent and selective ATP-competitive inhibitor of tropomyosin receptor kinases (TRK). Larotrectinib inhibition of TRKs induces cellular apoptosis and G1 cell-cycle arrest.

Catalog No. Information Product Use Citations Product Validations
S6760New

LM22B-10

LM22B-10 is a small molecule TrkB/TrkC neurotrophin receptor co-activator, LM22B-10 selectively activates TrkB, TrkC, AKT and ERK in vivo and in vitro.

Catalog No. Information Product Use Citations Product Validations
S7745

ANA-12

ANA-12 is a selective TrkB antagonist with Kd of 10 nM and 12 μM for the high and low affinity sites, respectively.

Catalog No. Information Product Use Citations Product Validations
S0827New

LM 22A4

LM22A-4 is a specific agonist of tyrosine kinase receptor B (TrkB) with IC50 of 47 nM. LM22A-4 is used for neurological disease research.

S8319

7,8-Dihydroxyflavone

7,8-Dihydroxyflavone (7,8-DHF) acts as a potent and selective small-molecule agonist of the TrkB receptor (Kd ≈ 320 nM), the main signaling receptor of brain-derived neurotrophic factor (BDNF).