IKK Inhibitor

Resveratrol analog 1 is an analog of Resveratrol (HY-16561), compound 48. Resveratrol is a natural polyphenolic phytoalexin that possesses anti-oxidant, anti-inflammatory, cardioprotective, and anti-cancer properties.

Resveratrol-d₄ is the deuterium labeled Resveratrol. Resveratrol (trans-Resveratrol; SRT501), a natural polyphenolic phytoalexin that possesses anti-oxidant, anti-inflammatory, cardioprotective, and anti-cancer properties. Resveratrol (SRT 501) has a wide spectrum of targets including mTOR, JAK, β-amyloid, Adenylyl cyclase, IKKβ, DNA polymerase. Resveratrol also is a specific SIRT1 activator. Resveratrol is a potent pregnane X receptor (PXR) inhibitor. Resveratrol is an Nrf2 activator, ameliorates aging-related progressive renal injury in mice model. Resveratrol increases production of NO in endothelial cells.

SR12343 is a IKK/NF-κB inhibitor and a mimetic of the NF-κB essential modulator (NEMO)-binding domain (NBD). SR12343 inhibits TNF-α- and LPS-induced NF-κB activation by blocking the interaction between IKKβ and NEMO. SR12343 suppresses LPS-induced acute pulmonary inflammation in mice. SR12343 extends the healthspan of naturally aged and accelerated aging mice. SR12343 can be used for research on inflammatory and degenerative diseases.

AZD3264 is a selective IkB-kinase IKK2 inhibitor.

Desmethoxyyangonin is one of the six major kavalactones found in the Piper methysticum (kava) plant. Desmethoxyyangonin is a selective inhibitor of monoamine oxidase-B (MAO-B) (IC₅₀: 0.123  µM). Desmethoxyyangonin exerts anti-inflammatory effects by inhibiting Jak2/STAT3 and IKK signaling pathways. Desmethoxyyangonin induces CYP3A23 expression and leads to skeletal muscle relaxation.

STING-IN-7 is a potent STING inhibitor with an IC₅₀ of 11.5 nM. STING-IN-7 can inhibit the phosphorylation of STING, IRF3, and TBK1. STING-IN-7 can be used in the research of autoimmune and inflammatory diseases.

Murrayafoline A is a carbazole alkaloid that can be extracted from Murraya tetramera. Murrayafoline A directly targets Specificity protein 1 (Sp1), thereby inhibiting NF-κB and MAPK signaling pathways. Murrayafoline a induces a G0/G1-phase arrest in platelet-derived growth factor (PDGF)-stimulated vascular smooth muscle cells. Murrayafoline A attenuates the Wnt/β-catenin pathway by promoting the degradation of intracellular β-catenin proteins. Murrayafoline A enhances the contraction of rat ventricular myocytes and L-type calcium current by activating protein kinase C. Murrayafoline A inhibits LPS (HY-D1056)-induced neuroinflammation in vivo. Murrayafoline A can be used for the study of inflammation, vascular complications and colon cancer.

KMS99220 is an orally active, blood-brain barrier-permeable activator of the Nrf2 inhibitory protein Keap-1. KMS99220 enhances the activity of AMPK, activates the Nrf2 signaling pathway, and reduces the phosphorylation of IκB, nuclear translocation of NFκB, as well as the phosphorylation levels of JNK, IKK and p38 MAPK via HO-1. KMS99220 binds to Keap1 to trigger the nuclear translocation of Nrf2, induces the expression of HO-1, NQO1, GCLC, GCLM and proteasome subunits; enhances proteasomal enzymatic activity; inhibits iNOS expression, nitric oxide production and IL-1β generation; attenuates microglial activation; reduces α-synuclein aggregation; and prevents dopaminergic neuron degeneration and motor dysfunction. KMS99220 prevents the degeneration of dopaminergic neurons in the substantia nigra, induces the expression of Nrf2 downstream target genes, and effectively ameliorates associated motor dysfunction in a mouse model of Parkinson's disease. KMS99220 is applicable to research related to Parkinson's disease.

XL-3158 is a selective and cross-species Cyclic GMP-AMP synthase (cGAS) inhibitor (IC₅₀: 11.1 μM for human cGAS, 2.19 μM for mouse cGAS). XL-3158 simultaneously occupy allosteric and orthosteric sites, stabilizing the activation loop in a closed, inactive conformation and thereby attenuating the cGAS-DNA interactions. XL-3158 inhibits cGAS by targeting phase separation. XL-3158 efficiently penetrates cells by inhibiting aggregate formation, effectively reducing the local concentration of cGAS within cells. XL-3158 can be used for the study of cGAS-dependent inflammatory diseases.

Ertiprotafib is an inhibitor of PTP1B, IkB kinase β (IKK-β), and a dual PPARα and PPARβ agonist, with an IC₅₀ of 1.6 μM for PTP1B, 400 nM for IKK-β, an EC₅₀ of ~1 μM for PPARα/PPARβ.

Kansuinine A is a diterpenoid compound. Kansuinine A is isolated from the roots of Euphorbia kansui. Kansuinine A inhibits H₂O₂-mediated upregulation of phosphorylated IKKβ, NF-κB and IκBα. Kansuinine A inhibits ROS production, reduces the Bax/Bcl-2 ratio and the expression of cleaved Caspase-3. Kansuinine A upregulates the expression of SOCS-3 and blocks IL-6-induced signal transduction. Kansuinine A decreases the expression of LOX-1 and inhibits Apoptosis. Kansuinine A reduces the atherosclerotic lesion area of the aortic arch, improves glucose/insulin tolerance, and enhances antioxidant capacity. Kansuinine A exhibits antiviral and antitumor activities. Kansuinine A can be used in research related to atherosclerosis, liver cancer and type 2 diabetes.

Cyanidin 3,5-diglucoside chloride is an anthocyanin. Cyanidin 3,5-diglucoside chloride inhibits inflammatory cytokines (IL-1α, IL-1β, and IL-6) expression and NO production. Cyanidin 3,5-diglucoside chloride inhibits the phosphorylation of STAT3, IκB, ERK, p38, and AKT. Cyanidin 3,5-diglucoside chloride inhibits high pressure-induced decrease in GLAST. Cyanidin 3,5-diglucoside chloride exerts anti-inflammatory and skin barrier modulating effects. Cyanidin 3,5-diglucoside chloride can be used in retinal research.

Malachite green hemioxalate (MCCK1) is a triphenylmethane dye which can be used to detect the release of phosphate in enzymatic reactions. Malachite green hemioxalate has antibacterial activity, which is attributed to inhibition of intracellular enzymes, insertion into DNA and/or interaction with cell membranes. Malachite green hemioxalate is also a potent and selective inhibitor of IKBKE, and inhibits its downstream targets such as IκBα, p65 and IRF3. Malachite green hemioxalate exhibits antitumor activity in vitro and in vivo.

Pelubiprofen is an orally active anti-inflammatory agent that inhibits COX enzyme activity (with IC₅₀ values of 10.66 and 2.88 μM for COX-1 and COX-2, respectively). Pelubiprofen has significant anti-inflammatory and analgesic effects.

PHA-408 is a highly selective, orally active and ATP-competitive IKK-2 inhibitor with an IC₅₀ of 40 nM. PHA-408 blocks NF-κB signaling by suppressing IκBα phosphorylation and degradation, p65 phosphorylation, and pro-inflammatory cytokine production, and prevents TNF-α-induced premature senescence in HUVECs. PHA-408 alleviates LPS-and cigarette smoke-triggered pulmonary inflammation, reduces LPS-stimulated serum TNF-α release, and ameliorates joint damage in SCW-induced arthritis in rats. PHA-408 is applicable for the research of rheumatoid arthritis, chronic obstructive pulmonary disease (COPD), and Duchenne muscular dystrophy.

TBK1/IKKε-IN-4 is a 6-aminopyrazolopyrimidine derivative and a potent, selective TBK1 and IKKε inhibitor with IC₅₀ values of 13 nM and 59 nM, respectively. TBK1/IKKε-IN-4 shows 100- to 1000-fold less activity against other protein kinases including PDK1, PI3K family members and mTOR.

INH14 is a cell permeable inhibitor of IKKα/IKKβ, with IC₅₀s of 8.97 and 3.59 μM, respectively. INH14 inhibits the IKKα/β-dependent TLR inflammatory response. INH14 also inhibits downstream of TAK1/TAB1 and NF-kB pathways. Anti-inflammatory and anti-cancer activity.

GSK319347A is a dual inhibitor of TBK1 and IKKε with IC₅₀s of 93 nM and 469 nM, respectively. GSK319347A also inhibits IKK2 with an IC₅₀ of 790 nM.

IKK2-IN-4 (compound 4) is a potent IKK-2 inhibitor, with an IC₅₀ of 25 nM. IKK2-IN-4 can inhibit the LPS-induced production of TNFα in PBMCs.

H-Val-Tyr-OH (Val-Tyr) is a dipeptide formed by the connection of valine and tyrosine via a peptide bond. H-Val-Tyr-OH is a potential IKKα inhibitor and can be used in the research of cancer and inflammatory diseases.