keap1

Keap1-Nrf2-IN-1 TFA (compound35) is a Keap1-Nrf2 protein-protein interaction inhibitor (IC50: 43 nM) that activates Nrf2-regulated cytoprotective responses and antagonizes acetaminophen-induced liver injury in both cellular and in vivo models.

Keap1-Nrf2-IN-14 is a KEAP1-NRF2 inhibitor that effectively disrupts the KEAP1-NRF2 interaction (IC50: 75 nM) with a Kd=24 nM for KEAP1. Keap1-Nrf2-IN-14 induces the expression of NRF2 target genes and is able to enhance downstream antioxidant and anti-inflammatory effects. -Nrf2-IN-14 can be used to study oxidative stress-related inflammation.

Keap1-Nrf2-IN-10 (compound 15) is a potent inducer of NQO1 that effectively mitigates oxidative stress in gamma-irradiated mice by reducing MDA and ROS levels, and NQO1 in the liver, thereby enhancing survival rates [1].

eap1-Nrf2-IN-12 is a potent inhibitor of Keap1-Nrf2 (IC50: 2.30 μM). eap1-Nrf2-IN-12 is metabolically stable in human liver microsomes.

Keap1-Nrf2-IN-15 (Compound 24a) is a potent inhibitor of the Keap1-Nrf2 protein-protein interaction, with IC50 values of 77 nM in a fluorescence polarization (FP) assay and 2.5 nM in a time-resolved fluorescence resonance energy transfer (TR-FRET) assay [1].

Keap1-Nrf2-IN-16 is a biologically active peptide with KEAP1 binding activity.

Keap1-Nrf2-IN-4, a powerful neddylation inhibitor, demonstrates significant anti-proliferation activity against MGC-803 cells (IC50 = 2.55 μM), effectively impeding their migration and inducing apoptosis. Additionally, it effectively inhibits tumor growth while exhibiting minimal toxicity [1].

Keap1-Nrf2-IN-5 is a potent inhibitor of Keap1-Nrf2 PPI (Keap1-Nrf2 protein-protein interaction) (IC50: 4.1 μM, Kd: 3.7 μM).

Keap1-Nrf2-IN-6 is a potent, selective inhibitor of the Keap1-Nrf2 protein−protein interaction (PPI), demonstrating an inhibitory concentration (IC50) of 41 nM and a dissociation constant (Kd) of 68 nM.

Keap1-Nrf2-IN-11 (Compound 6k), a potent Keap1-Nrf2 inhibitor, exhibits a dissociation constant (KD) of 0.21 nM. It hampers the production of reactive oxygen species (ROS) and nitric oxide (NO), as well as the expression of tumor necrosis factor-alpha (TNF-α). By promoting Nrf2 nuclear translocation, it mitigates inflammation and is utilized in anti-inflammatory studies [1].

Keap1-Nrf2-IN-13 is a potent inhibitor of the Keap1-Nrf2 protein-protein interaction (PPI) with an IC50 value of 0.15 μM, indicating high efficacy. It binds strongly to Keap1 by forming hydrogen bonds with critical polar residues (Asn414, Arg415, Arg483, Gln530), showcasing specificity. This compound has implications for research into diseases associated with oxidative stress and inflammation, such as pulmonary fibrosis, chronic obstructive pulmonary disease (COPD), and cancers, due to its mechanism of action.

Keap1-Nrf2-IN-3 is a KEAP1:NRF2 protein-protein interaction inhibitor with a Kd value of 2.5 nM for the KEAP1 protein.

Keap1-Nrf2-IN-9 (compound 11) is a potent inhibitor of the Keap1-Nrf2 protein-protein interaction (PPI) with an IC50 value of 0.575 µM, enhancing the expression of Nrf2 target genes such as heme oxygenase 1 (Hmox1), glutathione S-transferase P (GstP), and glutamate-cysteine ligase catalytic (Gclc) and modulatory (Gclm) subunits, while not being cytotoxic to ARPE19 cells [1].

Curcumin (Natural Yellow 3) is a phenolic natural product, an inhibitor of histone acetyltransferase p300/CREB (IC50=25 μM) with specificity. Curcumin has a wide range of pharmacological activities such as antitumor, anti-inflammatory and antioxidant.

Omaveloxolone (RTA-408) (RTA-408) is a synthetic triterpenoid that activates the cytoprotective transcription factor Nrf2 and inhibits NF-κB signaling. Phase 2.

ML385 is an NRF2 inhibitor (IC50=1.9 μM) with novelty and specificity. ML385 has anti-inflammatory activity by modulating anti-oxidative stress through the inhibition of NRF2. ML385 also exhibits anti-tumor activity.

Dimethyl fumarate (DMF) is an Nrf2 activator with oral activity and blood-brain barrier permeability. Dimethyl fumarate has antimicrobial, anti-inflammatory, and immunomodulatory activities and has been used in the study of multiple sclerosis.

Resveratrol (SRT 501) is a polyphenolic natural product, a plant antitoxin with antioxidant and chemopreventive activities. Resveratrol has a wide range of targets including COX, SIRT, LOC, etc. Resveratrol induces autophagy and apoptosis.

2-tert-Butyl-1,4-benzoquinone (TBQ), an electrophilic metabolite of butylated hydroxyanisole (BHA), activates Nrf2 and S-arylates its negative regulator Keap1 in RAW264.7 cells.

Pyridoxine (Vitamin B6) is the 4-methanol form of vitamin B6 and is converted to pyridoxal 5-phosphate in the body. Although pyridoxine and vitamin B6 are still frequently used as synonyms, especially by medical researchers, this practice is erroneous and sometimes misleading.

4-hydroxyphenylacetic acid (parahydroxy phenylacetate) is a major microbiota-derived metabolite of polyphenols. 4-hydroxyphenylacetic acid(p-Hydroxyphenylacetic acid) is involved in the antioxidative action. 4-hydroxyphenylacetic acid(p-Hydroxyphenylacetic acid) induces expression of Nrf2.

Ezetimibe (SCH 58235) is a dietary cholesterol absorption inhibitor that exerts its physiologic effect by decreasing cholesterol absorption.

Mangiferin (Hedysarid) is used for antidiabetes. Extracted from Mangifera indica L.

Oltipraz (RP 35972) is a synthetic dithiolethione with potential chemopreventive and anti-angiogenic properties. Oltipraz induces phase II detoxification enzymes, such as glutathione S transferase (GST) and NAD(P)H: quinone oxidoreductase 1 (NQO1). The induction of detoxification enzymes enhances the detoxification of certain cancer-causing agents, thereby enhancing their elimination and preventing carcinogen-induced DNA damages. Although the exact mechanism through which the anti-angiogenesis effect remains to be fully elucidated, oltipraz maybe able to modulate the expression of a number of angiogenic factors, thereby blocking the sustained and focal neovascularization in multiple tumor cell types.

Hinokitiol (4-Isopropyltropolone) can inhibit ultraviolet B-induced apoptosis in keratinocytes and strongly suggest that the inhibitory mechanism is due to the antioxidant activity of metallothionein induced by the agent. Also, Hinokitiol modulates estrogen receptor signaling and inhibits proliferation of human breast cancer cells.

Luteolin (Luteolol) belongs to the flavonoid group of natural products and is a Nrf2 inhibitor, PDE inhibitor. Luteolin has a wide range of biological activities including antitumor, antioxidant, anti-inflammatory, antimicrobial, antiviral, antiallergic, and procoagulant.

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.

TBHQ (tert-Butylhydroquinone) is an antioxidant that induces an antioxidant response through the redox-sensitive transcription factor Nrf2.

Pyridoxine hydrochloride (Vitamin B6) is the 4-methanol form of vitaminB6 which is converted to pyridoxal phosphate which is a coenzyme for synthesis of amino acids, neurotransmitters (serotonin, norepinephrine), sphingolipids, aminolevulinic acid.

TAT 14 acetate, a 14-mer peptide, is an Nrf2 activator with anti-inflammatory properties. TAT 14 acetate increases Nrf2 protein levels due to targeting the Nrf2 binding site on Keap1, but has no effect on Nrf2 mRNA expression.

Nrf2-IN-1 is an nuclear factor-erythroid 2-related factor 2 (Nrf2) inhibitor. Nrf2-IN-1 is developed for the research of acute myeloid leukemia (AML).

4-Octyl Itaconate, a cell-permeable derivative of Itaconate, is an anti-inflammatory metabolite that activates Nrf2 via alkylation of KEAP1 and inhibits phosphorylation of STING.

Brusatol (NSC-172924) is a natural product isolated from the Brucea javanica plant. It inhibits Nrf2.

Danshensu (Dan shen suan A) is an active ingredient of *Salvia miltiorrhiza* with extensive cardiovascular benefits.

Bardoxolone (CDDO) is a synthetic oleanane triterpenoid that blocks the cellular synthesis of inducible nitric oxide synthase and inducible COX-2 in INF-γ-activated mouse macrophages with an IC50 value of 0.4 nM. By suppressing reactive oxygen and nitrogen species (ROS RNS) formation, it promotes the cellular control of ROS RNS levels that would lead to DNA damage associated with tumorigenesis. In various Y cell lines, Bardoxolone has been shown to specifically inhibit proliferation and induce apoptosis. Mechanism studies revealed that Bardoxolone is a ligand for peroxisome proliferator-activated receptor γ, and also that it induces genes regulated by Nrf2, including heme oxygenase-1 and eotaxin-1, which play a role in antioxidant response element signaling activity.

Astilbin (Neoastilbin) is actions Flavonoid phytochemical found in St. John′s wort and Traditional Chinese Medicine herbal preparations.

Carnosol is an Nrf2 activator, increasing Nrf2 levels and promoting heme oxygenase 1 (HMOX1) expression. It is a ribosomal S6 kinase (RSK2) inhibitor and can be used in gastric cancer-related research with an IC50 value of approximately 5.5 μM.

(R)-Sulforaphane (L-Sulforaphane) is a potent inducer of the Keap1 Nrf2 ARE pathway.

1. Eriodictyol (Huazhongilexone) is a flavonoid with anti-inflammatory and antioxidant activities. 2. Eriodictyol may possess antidiabetic properties through increasing glucose uptake and improving insulin resistance. 3. Eriodictyol may be a potential therapeutic resource for Atopic dermatitis and an adjunctive agent to control itchiness inAtopic dermatitis.

NK-252 is a potential activator of Nrf2. It has great Nrf2-activating potential.

CDDO-dhTFEA, a synthetic oleanane triterpenoid, effectively activates Nrf2 while inhibiting the NF-κB pro-inflammatory transcription factor. It restores mean arterial pressure (MAP), elevates Nrf2 levels and the expression of related genes, attenuates NF-κB and transforming growth factor-β pathway activation, and mitigates glomerulosclerosis, interstitial fibrosis, and inflammation in rats with chronic kidney disease (CKD).

BPK-29 hydrochloride is a specific ligand that disrupts atypical orphan nuclear receptor NR0B1-protein interactions by covalently modifying C274, impairing the anchorage-independent growth of [KEAP1-mutant cancer cells].

AEM1 is an inhibitor of deregulated NRF2 transcriptional activity in cancer. AEM1 acts by broadly decreasing the expression of NRF2 controlled genes, sensitizing A549 cells to various chemotherapeutic agents, and inhibiting the growth of A549 cells in vitro and in vivo.

Sulforaphane is a natural isothiocyanate that activates Nrf2 and inhibits AMPK-dependent signaling. Sulforaphane has antitumor and anti-inflammatory activities by increasing the transcription of tumor suppressor proteins and inhibiting histone deacetylase activity.

Eriodictyol-7-O-glucoside is an Nrf2 activator conferring protection against Cisplatin-induced toxicity. Eriodictyol-7-O-glucoside is a flavonoid and a free radical scavenger with antioxidant activity in pistachio skin.

(R)-5-Hydroxy-1,7-diphenylheptan-3-one ((5R)-Dihydroyashabushiketol) is extracted from the rhizomes of Alpinia officinarum, a Chinese medicinal herb, and inhibits melanogenesis in theophylline-stimulated murine B16 melanoma 4A5 cells.

Pelargonidin chloride shows protective effect against CTN-induced oxidative stress in HepG2 cells and up-regulated the activity of detoxification enzyme levels through Keap1 Nrf2 signaling pathway.

2-HBA, a synthetic analog of curcumin, is an indirect inducer of enzymes that catalyze detoxification reactions through the Keap1-Nrf2-ARE pathway.

1. 5,7-Dihydroxychromone (5,7-Dihydroxy-4H-Chromen-4-One) isolated from DME is one of the active compounds that may contribute to regulate blood glucose levels. 2. 5,7-Dihydroxychromone exerts neuroprotective effect against 6-OHDA-induced oxidative stress and apoptosis by activating Nrf2/ARE signal . 3. 5,7-Dihydroxychromone induces the translocation of Nrf2 to the nucleus and increases Nrf2/ARE binding activity which results in the up-regulation of the expression of Nrf2-dependent antioxidant genes, including HO-1, NQO1, and GCLc.

Artemisitene is the oxidized form of Artemisinin and is an antimalarial agent. Artemisinin precursors are the important basic substances for biosynthesis of Artemisinin, including Artemisinin B, Artemisitene, Artemisinic acid, etc.