LIM kinases (LIMKs) are important cell cytoskeleton regulators that play a prominent role in cancer manifestation and neuronal diseases. The LIMK family consists of two homologues, LIMK1 and LIMK2, which differ from one another in expression profile, intercellular localization, and function. The main substrate of LIMK is cofilin, a member of the actin-depolymerizing factor (ADF) protein family. When phosphorylated by LIMK, cofilin is inactive. LIMKs play a contributory role in several neurodevelopmental disorders and in cancer growth and metastasis. LIM domain kinases (LIMK1 and 2) are substrate for Cdc42/Rac-PAK, and modulate actin dynamics by phosphorylating cofilin at serine-3. This modification inactivates cofilin’s actin severing and depolymerizing activity. LIMKs also translocate into the nucleus and regulate cell cycle progression. LIMKs are potential therapeutic targets for NF2 and other merlin-deficient tumors.


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CRT 0105950

A novel potent LIMK inhibitor with IC50 of 0.3 nM and 1 nM for LIMK1 and LIMK2, respectively; inhibits cofilin phosphorylation and increase αTubulin acetylation in cells; shows significant sensitivity against 656 cancer cell lines, and rhabdomyosarcoma, neuroblastoma and kidney cancer cells (mean EC50=19.2 uM).

  • CAS Number: 1661845-86-8
  • MF: C21H16ClN3OS
  • MW: 393.889
  • Catalog: LIM Kinase (LIMK)
  • Density: 1.4±0.1 g/cm3
  • Boiling Point: 556.6±60.0 °C at 760 mmHg
  • Melting Point: N/A
  • Flash Point: 290.4±32.9 °C

LIMK-IN-22j

LIMK-IN-1 (Compound 14) is an inhibitor of LIM-Kinase (LIMK), with IC50s of 0.5 nM and 0.9 nM for LIMK1 and LIMK2, respectively. LIMK-IN-1 can be used for ocular hypertension and associated glaucoma research[1].

  • CAS Number: 1116571-01-7
  • MF: C20H21BrN8
  • MW: 453.34
  • Catalog: LIM Kinase (LIMK)
  • Density: N/A
  • Boiling Point: N/A
  • Melting Point: N/A
  • Flash Point: N/A

8beta,9alpha-Dihydroxylindan-4(5),7(11)-dien-8alpha,12-olide

8β,9α-Dihydroxylindan-4(5),7(11)-dien-8alpha,12-olide (compound 3), a sesquiterpene, has anti-LIMK1 activity. 8β,9α-Dihydroxylindan-4(5),7(11)-dien-8alpha,12-olide has inhibitory property on cell motility[1].

  • CAS Number: 956707-04-3
  • MF: C15H18O4
  • MW: 262.301
  • Catalog: LIM Kinase (LIMK)
  • Density: 1.4±0.1 g/cm3
  • Boiling Point: 465.8±45.0 °C at 760 mmHg
  • Melting Point: N/A
  • Flash Point: 178.6±22.2 °C

SR 7826

SR7826 is a potent and selective LIM kinase (LIMK) inhibitor with IC50 of 43 nM, displays >100-fold selectivity over ROCK1 and ROCK2, as well as JNK kinases (>400-fold); inhibits only Limk1 and STK16 with >80% inhibition at 1 uM in a panel of 61 kinases; potently inhibits cofilin phosphorylation in A7r5, PC-3, and CEM-SS T cells (IC50 <1 uM), suppresses migration and invasion of PC-3 cells in vitro.

  • CAS Number: 1219728-20-7
  • MF: C22H21N5O2
  • MW: 387.434
  • Catalog: LIM Kinase (LIMK)
  • Density: 1.4±0.1 g/cm3
  • Boiling Point: N/A
  • Melting Point: N/A
  • Flash Point: N/A

R-10015

R-10015, a broad-spectrum antiviral compound for HIV infection, acts as a potent and selective inhibitor of LIM domain kinase (LIMK) and binds to the ATP-binding pocket, with an IC50 of 38 nM for human LIMK1[1].

  • CAS Number: 2097938-51-5
  • MF: C20H19ClN6O2
  • MW: 410.86
  • Catalog: LIM Kinase (LIMK)
  • Density: N/A
  • Boiling Point: N/A
  • Melting Point: N/A
  • Flash Point: N/A

T 5601640

T56-LIMKi is a selective inhibitor of LIMK2; inhibits the growth of Panc-1 cells with an IC50 of 35.2 μM.

  • CAS Number: 924473-59-6
  • MF: C19H14F3N3O3
  • MW: 389.328
  • Catalog: LIM Kinase (LIMK)
  • Density: 1.4±0.1 g/cm3
  • Boiling Point: 403.4±45.0 °C at 760 mmHg
  • Melting Point: N/A
  • Flash Point: 197.8±28.7 °C

DB1113

DB1113 (Example 24) is a bifunctional compound targeted protein degradation of kinases. DB1113 degrades ABL1, ABL2, BLK, CDK11B, CDK4, CSK, EPHA3, FER, GAK, LIMK1, MAP3K20, MAP4K1, MAP4K2, MAP4K3, MAP4K5, MAPK14, MAPK7, MAPK8, MAPK9, MAPKAPK2, MAPKAPK3, NLK, PDIK1L, PTK2B, RIPK1, RPS6KA1, RPS6KA3, SIK2, SIK3, STK35, TNK2, and ULK1. DB1113 can be used for research of disease or disorder mediated by aberrant kinase activity[1].

  • CAS Number: 2769753-53-7
  • MF: C59H68F3N13O6S
  • MW: 1144.31
  • Catalog: Ferroptosis
  • Density: N/A
  • Boiling Point: N/A
  • Melting Point: N/A
  • Flash Point: N/A

Curcolonol

Curcolonol is a furan type sesquiterpene. Curcolonol can be isolated from several medical herbs. Curcolonol has inhibitory activity for LIM kinase 1. Curcolonol can be used for the research of breast cancer[1].

  • CAS Number: 217817-09-9
  • MF: C15H20O4
  • MW: 264.317
  • Catalog: LIM Kinase (LIMK)
  • Density: 1.3±0.1 g/cm3
  • Boiling Point: 424.8±45.0 °C at 760 mmHg
  • Melting Point: N/A
  • Flash Point: 210.7±28.7 °C

LIMKi 3

BMS-5 is a potent LIMK inhibitor with IC50s of 7 nM and 8 nM for LIMK1 and LIMK2, respectively.

  • CAS Number: 1338247-35-0
  • MF: C17H14Cl2F2N4OS
  • MW: 431.287
  • Catalog: LIM Kinase (LIMK)
  • Density: 1.5±0.1 g/cm3
  • Boiling Point: N/A
  • Melting Point: N/A
  • Flash Point: N/A

TH470

TH470 is a highly selective LIMK1/2 (LIM kinase1/2) inhibitor (LIMK1 IC50=9.8 nM; LIMK2 IC50=13 nM), and can be used in orphan disease research[1].

  • CAS Number: 2834739-51-2
  • MF: C30H31N5O5S2
  • MW: 605.73
  • Catalog: LIM Kinase (LIMK)
  • Density: N/A
  • Boiling Point: N/A
  • Melting Point: N/A
  • Flash Point: N/A

RSS0680

RSS0680 (Example 22) is a bifunctional compound targeted protein degradation of kinases. RSS0680 degrades AAK1, CDK1, CDK16, CDK2, CDK4, CDK6, EIF2AK4, GAK, LATSl, LIMK2, MAPK6, MAPKAPK5, MARK2, MARK4, MKNK2, NEK9, RPS6KB1, SIK2, SNRK, STK17A, STK17B, STK35, and WEEl. RSS0680 can be used for research of disease or disorder mediated by aberrant kinase activity[1].

  • CAS Number: 2769753-48-0
  • MF: C52H64N10O6S3
  • MW: 1021.32
  • Catalog: CDK
  • Density: N/A
  • Boiling Point: N/A
  • Melting Point: N/A
  • Flash Point: N/A

DB0614

DB0614 (Example 21) is a bifunctional compound targeted protein degradation of kinases. DB0614 degrades AAK1, AURKA, BMP2K, CAMKK1, CDK16, CML, CDK6, EIF2AK2, FER, GAK, LCK, LIMK2, MAP3KH, MAPK8, MAPK9, NEK9, PLK4, PTK2B, SIK2, STK17A, STK17B, ULK1, ULK3, and WEE1. DB0614 can be used for research of disease or disorder mediated by aberrant kinase activity[1].

  • CAS Number: 2769753-47-9
  • MF: C41H42N8O7S2
  • MW: 822.95
  • Catalog: Ferroptosis
  • Density: N/A
  • Boiling Point: N/A
  • Melting Point: N/A
  • Flash Point: N/A

LIMK1 inhibitor BMS-4

LIMK1 inhibitor BMS-4 is a LIM Kinase (LIMK) inhibitor targeting to LIMK1/2. LIMK1 inhibitor BMS-4 inhibits phosphorylation of cofilin, the LIMK substrate. However, LIMK1 inhibitor BMS-4 is noncytotoxic on A549 cells[1][2].

  • CAS Number: 905298-84-2
  • MF: C23H23N7O2S
  • MW: 461.53900
  • Catalog: LIM Kinase (LIMK)
  • Density: N/A
  • Boiling Point: N/A
  • Melting Point: N/A
  • Flash Point: N/A

BMS-3

BMS-3 is a potent LIMK inhibitor with IC50s of 5 nM and 6 nM for LIMK1 and LIMK2, respectively.

  • CAS Number: 1338247-30-5
  • MF: C17H12Cl2F2N4OS
  • MW: 429.271
  • Catalog: LIM Kinase (LIMK)
  • Density: 1.7±0.1 g/cm3
  • Boiling Point: N/A
  • Melting Point: N/A
  • Flash Point: N/A