WAY-354574 is an active molecule targeting deacetylase (Sirtuin) for the study of Huntington's disease (HD)[1].
SIRT5 inhibitor 4 (compound 11) is a potent, selective SIRT5 inhibitor with IC50 values of 26.4 and >400μM for SIRT5 and other SIRT subtype, respectively[1].
Sulindac (sodium) (MK-231) is an orally active nonsteroidal anti-inflammatory agent. Sulindac (sodium) is used to reduce pain, swelling, and joint stiffness from arthritis. Sulindac is also used for the research of arthritis of the spine, gouty arthritis. Sulindac (sodium), as an immunomodulatory agent, can downregulate PD-L1 through the blockade of NF-κB signaling and modulates the response of pMMR colorectal cancer (CRC) to anti-PD-L1 immunotherapy, inhibits the development and progression of colorectal cancer CRC. Sulindac (sodium) also inhibits TGF-β1- induced epithelial-mesenchymal transition (EMT) and suppresses lung cancer cell migration and invasion via downregulation of SIRT1[1][2].
Sirt1/2-IN-1 (Compound 7) is a SIRT1 and SIRT2 inhibitor with IC50 values of 1.81, 2.10 and 20.5 µg/mL against SIRT1, SIRT2 and SIRT3, respectively. Sirt1/2-IN-1 displays activity in hyperacetylation of α-tubulin protein with an IC50 of 32.05 µg/mL. Sirt1/2-IN-1 shows prominent anticancer activity[1].
4'-Bromo-resveratrol is a potent and dual inhibitor Sirtuin-1 and Sirtuin-3. 4'-Bromo-resveratrol inhibits melanoma cell growth through mitochondrial metabolic reprogramming. 4'-Bromo-resveratrol imparts antiproliferative effects in melanoma cells through a metabolic reprogramming and affecting the cell cycle and apoptosis signaling[1].
OSS_128167 is a selective SIRT6 inhibitor with IC50s of 89, 1578 and 751 μM for SIRT6, SIRT1 and SIRT2, respectively.
SIRT-IN-3 is a potent SIRT inhibitor, with an IC50 of 17 μM for SIRT1. SIRT-IN-3 shows about 4-fold and 14-fold selectivity for SIRT1 over SIRT2 and SIRT3, respectively (IC50 of 74 μM and 235 μM for SIRT2 and SIRT3, respectively)[1].
SirReal2 is a potent, isotype-selective Sirt2 inhibitor with an IC50 value of 140 nM and has very little effect on the activities of Sirt3-5. SirReal2 leads to tubulin hyperacetylation in HeLa cells and induces destabilization of the checkpoint protein BubR1[1].
Tenovin-6 Hydrochloride is a water soluble inhibitor of SIRT1 and SIRT2, slightly inhibits HDAC8, and is also a potent activator of p53, with IC50s of 21 μM, 10 μM, 67 μM for SirT1, SirT2, and SirT3, respectively.
BML-278 is a SIRT1 activator (EC150: 1 μM). BML-278 increases H3K9 methylation and inhibits H3K9 acetylation in both the paternal and maternal pronucleus. BML-278 improves early embryonic development. BML-278 arrests the cell cycle at the G1/S phase, and reduces senescence in primary human mesenchymal cells. BML-278 reduces tubulin acetylation in U937 cells. BML-278 also increases mitochondrial density in murine C2C12 myoblasts[1][2].
Resveratrol (SRT 501), a natural polyphenol that possesses anti-oxidant, anti-inflammatory, cardioprotective, and anti-cancer properties. It has a wide spectrum of targets including mTOR, JAK, β-amyloid.
SIRT1/2/3-IN-1 (compound 10) is a highly potent, selective and cell permeable inhibitor of SIRT1, SIRT2 and SIRT3, with IC50s of 0.54, 0.253, and 0.72 μM respectively. SIRT1/2/3-IN-1 (compound 10) can be used for research of cancer[1].
SIRT1-IN-2 (compound 3h) is a potent and selective SIRT1 (silent information regulator 1) inhibitor, with an IC50 of 1.6 μM[1].
CrBKA is a fluorogenic small-molecule substrate of SIRT6 with weak activity[1].
Sirtuin modulator 4 (compound 12) is a sirtuin modulator. Sirtuin modulator 4 shows inhibitory effect to SIRT1 with an EC50 value of 51-100 μM. Sirtuin modulator 4 may be used for the research of increasing the lifespan of a cell, and preventing a wide variety of diseases and disorders including, for example, diabetes, obesity, neurodegenerative diseases, cardiovascular diseases, inflammation and cancer[1].
Sirtinol is a sirtuin inhibitor, with IC50s of 48 μM, 57.7 μM and 131 μM for ySir2, hSIRT2 and hSIRT2, respectively.
Sirtuin modulator 3 (compound 129) is a N-phenyl benzamide derivative, acts as a sirtuin modulator[1].
SIRT1 activator 3 is a potent activator of Sirt1 and suppresses TNF-α in a dose-dependent manner. SIRT1 activator 3 has the potential for anti-obesity or anti-diabetic researches[1].
Nicotinamide riboside is a crystal form of Nicotinamide riboside (NR) chloride. Nicotinamide riboside increases NAD[+] levels and activates SIRT1 and SIRT3, culminating in enhanced oxidative metabolism and protection against high fat diet-induced metabolic abnormalities. Nicotinamide riboside is used in dietary supplements[1].
Scopolin is a coumarin isolated from Arabidopsis thaliana (Arabidopsis) roots[1]. Scopolin attenuated hepatic steatosis through activation of SIRT1-mediated signaling cascades[2].
SIRT2-IN-10 (Compound 12) is a potent SIRT2 inhibitor with an IC50 of 1.3 μM. SIRT2-IN-10 can be used for the research of cancer and neurodegenerative disease[1].
Tanshindiol C is a S-adenosylmethionine-competitive EZH2 (Histone Methyltransferase) inhibitor with an IC50 of 0.55 μM for inhibiting the methyltransferase activity. Tanshindiol C is also an activator of both Nrf2 and Sirtuin 1 (Sirt1) in macrophages. Tanshindiol C possesses anti-cancer activity, and can be used for atherosclerosis research[1][2].
AC-93253 is a selective, potent SIRT2 inhibitor. AC93253 can inhibit SIRT2 with an IC50 value of 6 μM. AC93253 can be used for the research of tumors[1].
SRT3657 is a brain-permeable activator of SIRT1, with neuroprotective effect[1].
SRT 1460, a potent Sirtuin-1 (SIRT1) activator with an EC1.5 value of 2.9 μM, shows good selectivity for activation of SIRT1 versus SIRT2 and SIRT3 (EC1.5 > 300 μM), and is more potent than Resveratrol and the closest sirtuin homologues[1].
Nicotinamide Hydrochloride is a form of vitamin B3 or niacin that inhibits sirtuin 2 (SIRT2) activity in vitro, with an EC50 of 2 μM. Nicotinamide Hydrochloride inhibits up to 90% melanoma cell number and increases cellular NAD+, ATP, ROS levels. Nicotinamide Hydrochloride inhibts tumor growth in vivo and improves survival of melanoma-bearing mice, which can be used for the research of skin cancers such as melanoma[1].
5-Heptadecylresorcinol (AR-C17), a phenolic lipid component, is also an orally active mitochondrial protector. 5-Heptadecylresorcinol improves mitochondrial function via sirtuin3 signaling pathway, thus alleviates endothelial cell damage and apoptosis. 5-Heptadecylresorcinol induces sirtuin3-mediated autophagy. 5-Heptadecylresorcinol reduces the atherosclerotic plaques in the aortic root region of mice heart. 5-Heptadecylresorcinol can be used for research of atherosclerosis prevention and obesity[1][2].
SRT 2183 is a selective Sirtuin-1 (SIRT1) activator with an EC1.5 value of 0.36 μM[1]. SRT 2183 induces growth arrest and apoptosis, concomitant with deacetylation of STAT3 and NF-κB, and reduction of c-Myc protein levels[2].
AK-7 is a selective cell- and brain-permeable SIRT2 inhibitor, with an IC50 of 15.5 μM.
Nicotinamide riboside malate, an orally active NAD+ precursor, increases NAD+ levels and activates SIRT1 and SIRT3. Nicotinamide riboside malate is a source of vitamin B3 (niacin) and enhances oxidative metabolism, protection against high fat diet-induced metabolic abnormalities[1]. Nicotinamide riboside malate reduces cognitive deterioration in a transgenic mouse model of Alzheimer’s disease[2].