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MAK299

Sigma-Aldrich

NNMT Inhibitor Screening Assay Kit

sufficient for 100 fluorometric tests

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About This Item

UNSPSC Code:
12352200
NACRES:
NA.84

detection method

fluorometric

relevant disease(s)

endocrinological disorders, diabetes; obesity; cancer; neurological disorders

storage temp.

−70°C

General description

N′-Nicotinamide Methyltransferase (NNMT) (E.C. 2.1.1.1) catalyzes the N-methylation of nicotinamide, pyridines, and other analogues using S-adenosyl methionine (SAM) as the donor resulting in the production of 1-methylnicotinamide (MNA). NNMT plays a significant role in the regulation of metabolic pathways and is expressed at markedly high levels in several kinds of cancers, neurodegenerative diseases, obesity and diabetes, indicating it is a potential molecular target for therapy.

Suitability

Suitable for screening/studying/characterizing potential inhibitors of N′-Nicotinamide Methyltransferase (NNMT).

Principle

This NNMT inhibitor screening kit utilizes SAM as the methyl group donor and nicotinamide as the substrate. NNMT methylates nicotinamide generating S-adenosylhomocysteine (SAH) and 1-methylnicotinamide. The SAH is hydrolyzed by SAH hydrolase to form homocysteine, the free thiol group of which is detected using the Thiol Detecting Probe, generating an enhanced fluorescence signal (λex = 392 nm/ λem = 482 nm). In the presence of an NNMT inhibitor, the enzymatic activity is inhibited resulting in decreased fluorescence. This assay kit is a simple, sensitive, and rapid tool to screen potential inhibitors of NNMT.

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Aquatic Chronic 3 - Eye Dam. 1 - Flam. Liq. 3 - Repr. 2 - Resp. Sens. 1 - Skin Sens. 1

Storage Class Code

3 - Flammable liquids

Flash Point(F)

84.2 °F

Flash Point(C)

29 °C


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