PROTAC RIPK degrader-6 (example 1) is a PROTAC targeting RIP Kinase degradation wherein the RIP2 kinase inhibitor is linked via a linker to a cereblon binder[1].
Nec-4, a tricyclic derivative, is a potent receptor interacting protein 1 (RIP1) inhibitor, with an IC50 of 2.6 μM, Ki of 0.46 μM.
Oditrasertib is a RIPKl inhibitor with an IC50 value lower than 100 nM. Oditrasertib can be used for the research of Inflammation[1].
RIP1 kinase inhibitor 1 (compound 22) is a highly potent, orally available, and brain-penetrating RIP1 kinase inhibitor (pKi=9.04)[1].
GSK'481 can inhibit RIP1 WT S166 phosphorylation in human vs mouse plasmids overexpressed in HEK293T cellsGSK'481 have approximately equivalent RIP1 FP potencies against human andcynomolgus monkey RIP1 but was >100-fold less potent against nonprimate RIP1
RIP1 kinase inhibitor 6 is a potent and selective RIP1 kinase inhibitor with an IC50 of < 100 nM in human R1P1 kinase assay. RIP1 kinase inhibitor 6 is extracted from patent WO2020103884, example 80[1].
AV123 (compound 12) is a non-cytotoxic RIPK1 inhibitor (IC50=12.12 µM). AV123 blocks the TNF-α-induced necroptotic (EC50=1.7 μM) but not the apoptotic cell death. AV123 can be used in the study of necrotic chronic conditions such as ischemia-reperfusion injury of the brain, heart and kidney, inflammatory diseases, neurodegenerative diseases and infectious diseases[1].
RIPK1-IN-4 (compound 8) is a potent and selective type II kinase inhibitor of receptor interacting protein 1 (RIP1) kinase and binds to a DLG-out inactive form of RIP1 with an IC50s of 16 nM and 10 nM for RIP1 and ADP-Glo kinase[1].
Kongensin A is a natural product isolated from Croton kongensis. Kongensin A is an effective, covalent HSP90 inhibitor that blocks RIP3-dependent necroptosishas. Kongensin A is a potent necroptosis inhibitor and an apoptosis inducer. Kongensin A has potential anti-necroptosis and anti-inflammation applications[1].
Necrostatin-5 (Nec-5) is a potent necroptosis inhibitor with an EC50 value of 0.24 µM. Necrostatin-5 also is a RIP1 inhibitor. Necrostatin-5 shows cardioprotective effects[1][2][3].
Zharp2-1 is an oral effective RIPK2 inhibitor, highly associated with inflammatory bowel disease (IBD). Zharp2-1 blocker muramyl dipeptide (MDP) induces growth of mononuclear cells and induces inflammatory cell factor infection. Zharp2-1 attenuates MDP-induced small inguinal peritonitis, or ameliorates by DNBS-induced large inguinal conjunctivitis[1].
RIP2 Kinase Inhibitor 3 is a highly potent and selective inhibitor of receptor interacting protein-2 (RIP2) Kinase with an IC50 of 1 nM [1].
RIPK2-IN-1 (compound 18f) is a potent RIPK2 inhibitor with an IC50 of 51 nM. RIPK2-IN-1 inhibits ALK2 with an IC50 of 5 nM. RIPK2-IN-1 has an IC50 of 390 nM on RIPK2/NOD2 in cell assay[1].
Eclitasertib (DNL-758) is a potent receptor-interacting protein kinase 1 (RIPK1) inhibitor with an IC50 of <1 µΜ (From patent WO2017136727A2, example 42)[1].
OD36hydrochloride is a RIPK2 inhibitor with an IC50 of 5.3 nM. OD36 hydrochloride is a macrocyclic inhibitor with potent binding to the ALK2 kinase ATP pocket. OD36 hydrochloride shows ALK2-directed activity with KDs of 37 nM[1][2].
GSK2982772 is a potent and ATP competitive RIP1 inhibitor with an IC50 of 16 nM.
Nec-3a is a Necrostatin-3 analogue. Nec-3a is a RIP1 inhibitor (IC50: 0.44 μM). Nec-3a inhibits the autophosphorylation activity of the RIP1 kinase domain[1].
RIP2 kinase inhibitor 1 (compound 11) is a potent and selective receptor interacting protein 2 (RIP2) kinase inhibitor with an IC50 of 0.03 μM for RIP2 FP. RIP2 kinase inhibitor 1 is used for autoinflammatory disorders[1].
RIPK3-IN-1 is a RIPK3 type II DFG-out inhibitor with an IC50 of 9.1 nM. RIPK3-IN-1 inhibits RIPK1 and RIPK2 with IC50s of 5.5 and >10 μM. RIPK3-IN-1 is also a c-Met kinase inhibitor with an IC50 of 1.1 μM[1].
RIPK1-IN-13 (Compound 8) is a potent inhibitor of RIPK1 with an IC50 value of 1139 nM. RIPK1-IN-13 blocks the activation of the necroptosis pathway via the inhibition of RIPK1. RIPK1-IN-13 has the potential for the research of inflammation diseases[1].
RIP2 Kinase Inhibitor 4 is a potent and selective RIPK2 PROTAC. RIP2 Kinase Inhibitor 4 effectively degrades RIPK2 (pIC50 of 8) and inhibits the release of related TNF-α[1].
HS-1371 is a potent and ATP-competitive RIP3 inhibitor with an IC50 of 20.8 nM[1].
RIPK1-IN-3 (Example 38), a RIPK1 inhibitor, extracted from patent WO2018148626A1, possesses anti-inflammatory proprieties[1].
RIPK3-IN-4 (Compound 42) is a RIPK3 inhibitor. RIPK3-IN-4 inhibits HK-2 cell damage, necroptosis and inflammatory responses. RIPK3-IN-4 reduces Cisplatin (HY-17394)- and I/R-induced kidney damage, inflammatory response and necroptosis in acute kidney injury[1].
PK68 is a potent and selective type II inhibitor of receptor-interacting kinase 1 (RIPK1) with an IC50 of ~90 nM, displays inhibition of RIPK1-dependent necroptosis. PK68 powerfully ameliorates TNF-induced systemic inflammatory response syndrome, and with great potential for use in the treatment of inflammatory disorders and cancer metastasis[1].
RIPK1-IN-7 is a potent and selective receptor-interacting protein kinase 1 (RIPK1) inhibitor with a Kd of 4 nM and an enzymatic IC50 of 11 nM. RIPK1-IN-7 exhibits excellent antimetastasis activity in the experimental B16 melanoma lung metastasis model[1].
RIP2 kinase inhibitor 1 is a receptor interacting protein-2 (RIP2) kinase inhibitor extracted from patent WO/2014043446 A1, compound example 1.
RIPK1-IN-8 (example 16), an aminoimidazopyridine, is a potent and selective RIPK1 inhibitor with an IC50 of 4 nM. RIPK1-IN-8 has the potential for inflammatory diseases research[1].
cRIPGBM(chloride), an orally active, proapoptotic derivative. cRIPGBM can be generated from glioblastoma multiforme (GBM) cancer stem cells (CSCs). cRIPGBM(chloride) targets to receptor-interacting protein kinase 2 (RIPK2) to induce caspase 1-dependent apoptosis. cRIPGBM(chloride) suppresses the formation of RIPK2/TAK1 (prosurvival complex), and increases the formation of RIPK2/caspase 1 (proapoptotic complex). cRIPGBM(chloride) exerts potent anti-tumor activity in vivo in animal models[1].
KWCN-41 is a selective and efficient inhibitor of RIPK1 kinase with an IC50 value of 88 nM. KWCN-41 specifically inhibits cell necrosis but does not inhibit apoptosis. KWCN-41 also has anti-inflammatory effects[1].