KAO Inhibitors
KAO inhibitors, or keto acid oxygenase inhibitors, represent a class of compounds that specifically target keto acid oxygenases (KAOs), a group of enzymes involved in oxidative reactions within various biological pathways. KAOs are non-heme iron-containing enzymes that catalyze the oxidation of keto acids, typically by incorporating molecular oxygen into substrates. This oxidative process is essential for the production of certain metabolites and intermediates, often involving hydroxylation or decarboxylation steps. The mechanism of KAOs typically involves the activation of molecular oxygen, followed by the formation of high-energy iron-oxygen intermediates, which in turn enable the oxidation of specific keto acid substrates. Inhibitors of these enzymes disrupt the catalytic cycle by either directly binding to the active site of the enzyme, blocking oxygen activation, or by binding to the iron cofactor and preventing the formation of the reactive iron-oxygen species.
Structurally, KAO inhibitors are diverse, but many feature chelating groups that interact with the metal center, as well as moieties that mimic the enzyme's natural substrates to occupy the active site. These inhibitors can be classified based on their mode of interaction with the enzyme-some act as competitive inhibitors, directly competing with the substrate, while others may be non-competitive or uncompetitive, altering the enzyme's function through other means. In addition to their chelating properties, some KAO inhibitors are designed with functional groups that enhance specificity for different KAOs, as these enzymes play roles in a variety of oxidative reactions in distinct pathways. The study of KAO inhibitors is integral to understanding the complex biochemical processes mediated by keto acid oxygenases, shedding light on the regulatory mechanisms of these oxidative pathways at the molecular level.
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| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
Trichostatin A | 58880-19-6 | sc-3511 sc-3511A sc-3511B sc-3511C sc-3511D | 1 mg 5 mg 10 mg 25 mg 50 mg | $152.00 $479.00 $632.00 $1223.00 $2132.00 | 33 | |
Trichostatin A may downregulate KAO expression by causing hyperacetylation of histones. This hyperacetylation can lead to a more open chromatin structure around the KAO gene, potentially reducing its transcription. | ||||||
5-Azacytidine | 320-67-2 | sc-221003 | 500 mg | $280.00 | 4 | |
By inhibiting DNA methyltransferase, 5-Azacytidine could lead to hypomethylation of the KAO gene promoter. Hypomethylation is often associated with decreased expression of genes, suggesting a possible reduction of KAO expression. | ||||||
Sodium Butyrate | 156-54-7 | sc-202341 sc-202341B sc-202341A sc-202341C | 250 mg 5 g 25 g 500 g | $31.00 $47.00 $84.00 $222.00 | 19 | |
Sodium Butyrate might decrease KAO expression by inhibiting histone deacetylases, which could cause an accumulation of acetylated histones at the KAO gene locus, resulting in diminished transcription efficiency. | ||||||
Retinoic Acid, all trans | 302-79-4 | sc-200898 sc-200898A sc-200898B sc-200898C | 500 mg 5 g 10 g 100 g | $66.00 $325.00 $587.00 $1018.00 | 28 | |
Retinoic Acid may downregulate KAO expression by binding to retinoid X receptors that heterodimerize with retinoic acid receptors, which can bind to retinoic acid response elements in the KAO gene promoter, reducing its expression. | ||||||
(−)-Epigallocatechin Gallate | 989-51-5 | sc-200802 sc-200802A sc-200802B sc-200802C sc-200802D sc-200802E | 10 mg 50 mg 100 mg 500 mg 1 g 10 g | $43.00 $73.00 $126.00 $243.00 $530.00 $1259.00 | 11 | |
Epigallocatechin Gallate could decrease KAO expression by inhibiting the activity of DNA methyltransferases and histone acetyltransferases, leading to epigenetic modifications that result in tighter chromatin around the KAO gene and lower gene transcription. | ||||||
Curcumin | 458-37-7 | sc-200509 sc-200509A sc-200509B sc-200509C sc-200509D sc-200509F sc-200509E | 1 g 5 g 25 g 100 g 250 g 1 kg 2.5 kg | $37.00 $69.00 $109.00 $218.00 $239.00 $879.00 $1968.00 | 47 | |
Curcumin may downregulate KAO expression by inhibiting nuclear factor kappa-light-chain-enhancer of activated B cells (NF-κB), which can be involved in the transcriptional activation of various genes, including those in lipid metabolism. | ||||||
Lovastatin | 75330-75-5 | sc-200850 sc-200850A sc-200850B | 5 mg 25 mg 100 mg | $29.00 $90.00 $339.00 | 12 | |
Lovastatin may indirectly reduce KAO expression by inhibiting HMG-CoA reductase, which could lead to reduced synthesis of intermediates necessary for lipid biosynthesis and consequently affect the expression of lipid metabolism genes. | ||||||
Fenofibrate | 49562-28-9 | sc-204751 | 5 g | $41.00 | 9 | |
Fenofibrate may downregulate KAO by activating PPARα, leading to an increased expression of genes involved in fatty acid oxidation and a concomitant decrease in the expression of genes involved in lipid biosynthesis, including KAO. | ||||||
Nicotinamide riboside | 1341-23-7 | sc-507345 | 10 mg | $411.00 | ||
Nicotinamide Riboside could inhibit KAO expression by increasing NAD+ levels, which in turn enhances sirtuin activity. Sirtuins can deacetylate histones and transcription factors, leading to a repression of gene transcription, including KAO. | ||||||
Metformin | 657-24-9 | sc-507370 | 10 mg | $79.00 | 2 | |
Metformin can decrease KAO expression by activating AMP-activated protein kinase (AMPK), which may initiate a cascade that leads to the downregulation of lipid biosynthesis genes, including KAO, due to AMPK's role in metabolic control. | ||||||