IκB/IKK

GSK8612 is a highly selective and potent inhibitor of Tank-binding Kinase-1 (TBK1, pIC50: 6.8).

CCCP (Carbonyl Cyanide m-Chlorophenylhydrazone) is an oxidative phosphorylation (OXPHOS) inhibitor and mitochondrial proton carrier uncoupler. CCCP inhibits the activation of STING and its downstream signaling molecules TBK1 and IRF3.

Ertiprotafib (PTP 112), a selective and potent inhibitor of protein tyrosine phosphate 1B (PTP1B) and IkappaB kinase β (IKK-β), is a novel insulin sensitizer with potential anticancer activity for the study of type 2 diabetes and breast cancer.

BAY 11-7082 (BAY 11-7821) is an NF-κB inhibitor that suppresses TNFα-induced IκBα phosphorylation (IC50=10 μM) and also inhibits the ubiquitin-specific proteases USP7 and USP21 (IC50=0.19 0.96 μM).

BMS-345541 (IKK Inhibitor III) is a highly selective inhibitor of the catalytic subunits of IKK-2 and IKK-1 with IC50 of 0.3 μM and 4 μM, respectively.

BX795 is an effective and selective PDK1 inhibitor (IC50: 6 nM), and its selectivity is 140- and 1600-fold for PDK1 over PKA and PKC in cell-free assays, respectively. Meanwhile, the selectivity for PDK1 is 100-fold than GSK3β.

Bay 11-7085 can irreversibly inhibit the IκBα phosphorylation induced by TNFα (IC50: 10 μM).

IKK 16 (IKK Inhibitor VII) is a selective IκB kinase (IKK) inhibitor for IKK-2, IKK complex and IKK-1 with IC50 of 40 nM, 70 nM and 200 nM, respectively.

WS3, a β cell proliferation inducer, regulates Erb3 binding protein-1 (EBP1) and the IκB kinase pathway.

Kurarinone is a flavonoid extracted from the shrub Sophora flavescens, which has anti-tumor, estrogenic and anti-inflammatory activities, and also has a strong inhibitory effect on immune responses.

BI605906 is an IKKβ inhibitor that inhibits tumor necrosis factor alpha-dependent IkappaB degradation and expression of the pro-inflammatory mediator interleukin-6, which can be used to study inflammatory skin diseases such as psoriasis.

BAY-985 is a potent, selective, and orally active ATP-competitive dual inhibitor of TBK1 and IKKε (IC50s: 2/30 and 2 nM for TBK1 (low/high ATP) and IKKε) with antitumor efficacy.

Bardoxolone Methyl (TP-155) is a synthetic triterpenoid that acts as an activator of the Nrf2 pathway and an inhibitor of the NF-κB pathway with potential anti-tumor and anti-inflammatory activities.

GSK319347A is a selective and potent dual inhibitor of TBK1 and IKKε with potential anti-tumor activity and inhibition of IKK2 activity, which can be used in the study of bladder cancer and lung adenocarcinoma.

ACHP (IKK-2 Inhibitor VIII) is a novel selective and potent IKK inhibitor with inhibitory effects on IKK-α and IKK-β. ACHP has anti-HIV-1 activity and inhibits HIV-1 long terminal repeat (LTR)-driven gene expression through inhibition of NF-κB activation, inhibits TNF-α-induced NF-κB (p65) recruitment to the HIV-1 LTR, and inhibits TNF-α-induced NF-κB (p65) recruitment to the HIV-1 LTR. ACHKP has anti-HIV-1 activity and inhibits TNF-α-induced recruitment of NF-κB (p65) to the HIV-1 LTR.

IMD-0354 (IKK2 Inhibitor V) is an IKKβ inhibitor that blocks IκBα phosphorylation in the NF-κB pathway.

TRAM-34 (Triarylmethane-34) (Kd=20 nM), an effective and specific inhibitor of the intermediate-conductance Ca2+-activated K+ channel (IKCa1, KCa3.1), does not block cytochrome P450. The selective activity of TRAM-34(TRAM 34) is 200 to 1500-fold than other ion channels.

Through its effects on ULK1 and ULK2, MRT67307 blocks autophagy. MRT67307 prevents the phosphorylation of IRF3 and the production of IFN-β and increases toll-like receptor-induced IL-10 and IL-1ra secretion in macrophages. MRT67307 is a kinase inhibitor that has been shown to inhibit TBK1, MARK1-4, IKKε, and NUAK1 (IC50 values are 19, 27-52, 160, and 230 nM, respectively), the salt-inducible kinases (SIKs; IC50s =250, 67, and 430 nM for SIK1, SIK2, and SIK3, respectively) and ULK1 and ULK2 (IC50s = 45 and 38 nM, respectively).

TPCA-1 (TPCA1) is an effective and specific IKK-2 inhibitor (IC50: 17.9 nM); shows >22-fold selectivity over IKK-1 and >550-fold selectivity over others kinases and enzymes.

Amlexanox (AA673) is an anti-aphthous ulcer drug. Amlexanox inhibits the synthesis and release of inflammatory mediators, including leukotrienes and histamine, from mast cells, neutrophils, and mononuclear cells. Amlexanox also acts as a leukotriene D4 antagonist and a phosphodiesterase inhibitor. Amlexanox decreases the time ulcers take to heal as well as the pain associated with the ulcers.

MLN120B is a selective and ATP competitive IKKβ inhibitor (IC50: 60 nM).

Protosappanin A (PTA) has anti-oxidative nitrative activities on brain immune and neuroinflammation through regulation of CD14 TLR4-dependent IKK IκB NF-κB inflammation signal pathway; it exerts anti-neuroinflammatory effect by inhibiting JAK2-STAT3 pathway in lipopolysaccharide-induced BV2 microglia. Protosappanin A induces immunosuppression of rats heart transplantation targeting T cells in grafts via NF-kappaB pathway. Protosappanin A and protosappanin B have antimicrobial activity, they show both alone activities and resistance reversal effects of amikacin and gentamicin against MRSA. Protosappanin A shows strong effect against HIV-1 IN with an IC50 value of 12.6 uM.

WS6, a β cell proliferation inducer, regulates Erb3 binding protein-1 (EBP1) and the IκB kinase pathway.

PS-1145 (IKK Inhibitor X) is a specific IKK inhibitor with IC50 of 88 nM.

BAY32-5915 is an inhibitor of IKKalpha.

HPN-01 (IKK inhibitor XII) is a selective IKK inhibitor that inhibits IKK-α, IKK-β, and IKK-ε. HPN-01 reduces the severity of the disease, attenuates the immune imbalance, and prolongs the lifespan of mice in a model of autoimmune encephalomyelitis, and can be used to study immune disorders.

NF-κB-IN-1 (1,6-Heptadiene-3,5-dione, 1,7-bis(3,4-dimethoxyphenyl)-4-[(4-hydroxy-3-methoxyphenyl)methylene]-, (1E,6E)-) is a potent NF-κB signaling pathway inhibitor. It is a 4-arylidene crucumin analogue. NF-κB-IN-1 directly inhibits IKK to block NF-κB activation. NF-κB-IN-1 effectively inhibits the viability of lung cancer cells and attenuates the clonogenic activity of A549 cells.

TBK1 IKKε-IN-2 is a dual inhibitor of TBK1 and IKKε.

BMS-345541 hydrochloride is a selective IKK inhibitor, targeting IKK2 and IKK1 with IC50 values of 0.3 μM and 4 μM, respectively.

Resveratrol analog 1, an analog of Resveratrol, is a natural polyphenolic phytoalexin with antioxidant, anti-inflammatory, cardioprotective, and anti-cancer properties.

JTP-0819958 is a selective linear ubiquitin chain assembly complex (LUBAC) inhibitor with an IC50 of 2.8 μM[1]. JTP-0819958 suppress LUBAC-mediated NF-kB activation in vitro[2].

ACHP Hydrochloride (IKK-2 Inhibitor VIII) is a highly potent and selective inhibitor of IKK-β with an IC50 of 8.5 nM.

BOT-64 is an IKK-2 inhibitor which targets the Ser177 and or Ser181 residues in the kinase's activation loop domain.BOT-64 is a cell-permeable benzoxathiole compound

MRT67307 is a kinase inhibitor of TBK1, MARK1-4, IKKε, and NUAK1 (IC50: 19, 27-52, 160, and 230 nM, respectively).

HOIPIN-8 is a potent inhibitor of the linear ubiquitin chain assembly complex (LUBAC) with an IC50 of 11 nM. As a derivative of HOIPIN-1, it exhibits 255-fold greater inhibition of both petit-LUBAC and TNF-α-mediated NF-κB activation compared to HOIPIN-1. HOIPIN-8 is a promising tool to explore cellular functions of LUBAC.

SC-514 (GK 01140) is a selective, orally active, ATP-competitive IKK-2 inhibitor (IC50=11.2±4.7 μM), obstructs NF-κB-dependent gene expression.

INH14 is a novel inhibitor of the IKKα β-dependent TLR inflammatory response (IC50s: 8.97 3.59 μM for IKKα IKKβ).

Malachite green oxalate is a triphenylmethane dye which can be used to detect the release of phosphate in enzymatic reactions.

AZD3264 is a new type IKK2 inhibitor.

2-AMINO-5-PHENYL-THIOPHENE-3-CARBOXYLIC is Inhibitior of IKKβ.

TBK1 IKKε-IN-5 is a dual TBK1 and IKKε inhibitor(IC50 of 1 nM and 5.6 nM, respectively).

GS143 is a selective IκBα ubiquitination inhibitor with an IC50 of 5.2 μM for SCFβTrCP1-mediated IκBα ubiquitylation. It suppresses NF-κB activation and transcription of target genes without inhibiting proteasome activity. GS143 has anti-asthm[atic] properties.

IMD-0560 is a novel inhibitor of IκB kinase β.

IKK2-IN-4(IKK2 Inhibitor VI) is a highly potent IKK-2 inhibitor with an IC50 value of 25 nM. IKK2-IN-4 inhibited the production of TNF-α in PBMC induced by LPS.

LY2409881 trihydrochloride is a novel specific inhibitor of IKK2 (IC50: 30 nM); IC50 for IKK1 and other common kinases is at least one log higher.

CAY10575 (IKK2-IN-3) is a potent IKK2 inhibitor with potential anti-inflammatory activity for the study of inflammatory and endocrine diseases.

TBK1-IN-1 is a specific and potent TANK-binding kinase 1 (TBK1) inhibitor (IC50: 22.4 nM) with anticancer activity.TBK1-IN-1 inhibits the expression of TBK1 downstream target genes, cxcl10 and ifnβ.

1-Hydroxy-2,3,5-trimethoxyxanthone (HM-1) exhibits vasodilator action through an endothelium-dependent mechanism involving NO and an endothelium-independent mechanism by inhibiting Ca(2+) influx via L-type voltage-operated Ca(2+) channels. A minor contribution to HM-1's effects may stem from inhibiting protein kinase C-mediated release of intracellular Ca(2+) stores. At 1 µg mL, HM-1 effectively inhibits osteoclast differentiation in co-cultures with mouse osteoblastic calvarial and bone marrow cells and protects mice from acute lung injury induced by lipopolysaccharide (LPS), likely by increasing IκB-α protein expression and suppressing inducible nitric oxide synthase and cyclooxygenase-Ⅱ protein expression.