MLK

MLK-IN-1 (US20140256733A1, compound 68) is a highly potent and selective inhibitor of mixed lineage kinase 3 (MLK-3). It exhibits excellent brain penetration and specifically targets MLK-3.

MLK-IN-2 (Compound 9a), with its 3H-imidazole [4,5-b] pyridine structure, serves as a potent Mixed Lineage Kinase 3 (MLK3) inhibitor with an IC50 value of 6 nM. This compound is valuable for research in cancer and neurodegenerative diseases [1].

MLKL-IN-2 is an MLKL inhibitor with potential tumorigenic activity for the study of cellular necrosis-related diseases.

MLKL-IN-1, a covalent inhibitor of MLKL, has a dissociation constant (Kd) of 50 μM.

MLKL-IN-6 (compound P28) is a mixed lineage kinase inhibitor that specifically targets the Mixed Lineage Kinase domain-like (MLKL) protein. It effectively prevents MLKL phosphorylation and oligomerization, which are critical steps in cell necrosis. Additionally, MLKL-IN-6 restrains immune cell death, diminishes adhesion factor expression, exhibits low cytotoxicity, impedes hepatic stellate cell activation, decreases liver fibrosis marker levels, and exerts anti-fibrotic effects [1].

MLK3-IN-1 (Compound 37) is a selective inhibitor of mixed-lineage kinase 3 (MLK3) with an IC50 of less than 1 nM. It also inhibits FAK with an IC50 of 15.5 μM. In both murine and human liver microsomes, MLK3-IN-1 demonstrates excellent metabolic stability.

MLKL-IN-5 is a potent MLKL inhibitor that mediates necroptosis.

PROTAC MLKL Degrader-1 (Compound 36) is a selective PROTAC degrader targeting MLKL, with a degradation maximum (D max) exceeding 90%. The compound incorporates modified cereblon (CRBN) ligands and a lenalidomide-linker within its structure, effectively inhibiting cell death in a TSZ-induced model of necroptosis.

PROTAC MLKL Degrader-2, a PROTAC that targets MLKL (Mixed Lineage Kinase), incorporates the PROTAC target protein ligand, E3 ligase ligand Thalidomide, and PROTAC Linker N-Methylpiperazine. The conjugate of the E3 ubiquitin ligase ligand and Linker is Thalidomide-N-Methylpiperazine. This compound exhibits antinecroptotic activity in human cell lines and effectively degrades MLKL in the HT-29 xenograft mouse model.

DSPE-PEG2000-CSTSMLKAC is a PEG compound composed of DSPE and CSTSMLKAC. CSTSMLKAC can mediate phage selective homing to ischemic heart tissue. DSPE-PEG2000-CSTSMLKAC is suitable for drug delivery.

DSPE-PEG5000-CSTSMLKAC is a PEG compound consisting of DSPE and CSTSMLKAC. CSTSMLKAC facilitates targeted homing of phages to ischemic heart tissue. This compound can be utilized for drug delivery.

DSPE-PEG1000-CSTSMLKAC is a PEG compound composed of DSPE and CSTSMLKAC. The CSTSMLKAC component facilitates phage-mediated targeting to ischemic cardiac tissue. DSPE-PEG1000-CSTSMLKAC is applicable in drug delivery.

LY-364947 (HTS466284) is a potent ATP-competitive inhibitor of TGFβR-I.

URMC-099 is an orally bioavailable, brain penetrant MLK inhibitor (IC50: 19/42/14/150 nM, for MLK1/MLK2/MLK3/DLK), and also inhibits LRRK2 activity (IC50: 11 nM).

GW806742X is an inhibitor of Mixed Lineage Kinase Domain-Like protein (MLKL) which binds the MLKL pseudokinase domain (Kd: 9.3 μM) with anti-necroptosis activity. GW806742X has activity against VEGFR2.

AZ7550, an active metabolite of AZD9291, inhibits the activity of IGF1R (IC50: 1.6 μM).

TC13172 is a potent and covalent inhibitor that specifically targets the mixed lineage kinase domain-like protein (MLKL), exhibiting significant selectivity for MLKL over the closely related receptor-interacting serine/threonine kinase 1 (RIPK1) and RIPK3 at a concentration of 10 µM.TC13172 effectively inhibits necroptosis induced by the TSZ combination (TNF-α, a Smac mimetic, and Z-VAD-FMK) in HT-29 cells with a EC50 of 2 nM and, at 100 nM, blocks TSZ-induced oligomerization and plasma membrane translocation of MLKL.

NecroX-2 is a cell-permeable necrosis inhibitor with antioxidant properties. NecroX-2 selectively suppresses necrotic cell death triggered by oxidative stress. NecroX-2 does not confer protection against apoptosis induced by staurosporine or etoposide but shows protective effects under conditions such as cold shock, hypoxia, and oxidative stress in vitro.

IM-54 is a cell-permeable, effective, and selective necrosis inhibitor.

P505-15 Acetate is a selective inhibitor of spleen tyrosine kinase that acts by suppressing leukocyte immune function and inflammation and leading to a reduction in arthritis score and attenuated histological damage.

PRT062607 hydrochloride (P505-15 Hydrochloride) is a selective inhibitor of Syk (IC50: 1 nM). It displays at least 80-fold selectivity for Syk over other kinases.

Cerdulatinib hydrochloride (PRT2070 hydrochloride) is an oral active, multi-targeted tyrosine kinase inhibitor with IC50 of 12 nM/6 nM/8 nM/0.5 nM and 32 nM for JAK1/JAK2/JAK3/TYK2 and Syk, respectively. Also inhibits 19 other tested kinases with IC50 less than 200 nM.

Necrosulfonamide ((E)-Necrosulfonamide) is a necroptosis inhibitor that targets MLKL and is selective. Necrosulfonamide prevents the MLKL-RIP1-RIP3 necrosomal complex from interacting with its downstream effectors.

SZM-1209 is a potent and specific RIPK1 inhibitor with oral activity, displaying a dissociation constant (Kd) of 85 nM. It demonstrates substantial anti-necroptotic efficacy with an EC50 of 22.4 ± 8.1 nM and possesses therapeutic effects against systemic inflammatory response syndrome (SIRS) and acute lung injury (ALI) [1].