MS023 Histone Methyltransferase inhibitor

Cat.No.S8112

MS023 is a potent, selective, and cell-active Type I PRMT inhibitor with IC50 of 30 nM, 119 nM, 83 nM, 4 nM, and 5 nM for PRMT1, PRMT3, PRMT4, PRMT6 and PRMT8, respectively.
MS023 Histone Methyltransferase inhibitor Chemical Structure

Chemical Structure

Molecular Weight: 287.40

Quality Control

Chemical Information, Storage & Stability

Molecular Weight 287.40 Formula

C17H25N3O

Storage (From the date of receipt)
CAS No. 1831110-54-3 Download SDF Storage of Stock Solutions

Synonyms N/A Smiles CC(C)OC1=CC=C(C=C1)C2=CNC=C2CN(C)CCN

Solubility

In vitro
Batch:

DMSO : 57 mg/mL ( (198.32 mM) Moisture-absorbing DMSO reduces solubility. Please use fresh DMSO.)

Ethanol : 57 mg/mL

Water : Insoluble

Molarity Calculator

Mass Concentration Volume Molecular Weight

In vivo
Batch:

In vivo Formulation Calculator (Clear solution)

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Method for preparing DMSO master liquid: mg drug pre-dissolved in μL DMSO ( Master liquid concentration mg/mL, Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug. )

Method for preparing in vivo formulation: Take μL DMSO master liquid, next addμL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O, mix and clarify.

Method for preparing in vivo formulation: Take μL DMSO master liquid, next add μL Corn oil, mix and clarify.

Note: 1. Please make sure the liquid is clear before adding the next solvent.
2. Be sure to add the solvent(s) in order. You must ensure that the solution obtained, in the previous addition, is a clear solution before proceeding to add the next solvent. Physical methods such
as vortex, ultrasound or hot water bath can be used to aid dissolving.

Mechanism of Action

Targets/IC50/Ki
PRMT6 [1]
(Cell-free assay)
4 nM
PRMT8 [1]
(Cell-free assay)
5 nM
PRMT1 [1]
(Cell-free assay)
30 nM
PRMT4 [1]
(Cell-free assay)
83 nM
PRMT3 [1]
(Cell-free assay)
119 nM
In vitro

MS023 potently reduces cellular levels of H4R3me2a in MCF7 and HEK293 cells by inhibiting PRMT1/6 methyltransferase activity with IC50 of 9 nM and 56 nM, respectively. This compound also inhibits cell growth and potentially induces growth arrest and flattening morphology at low concentrations. It displayed high potency for type I PRMTs including PRMT1, 3, 4, 6 and 8, but was completely inactive against type II and type III PRMTs, protein lysine methyltransferases and DNA methyltransferases. This chemical potently decreased cellular levels of histone arginine asymmetric dimethylation. It also reduced global levels of arginine asymmetric dimethylation and concurrently increased levels of arginine monomethylation and symmetric dimethylation in cells[1].

Kinase Assay
PRMT Biochemical Assays
A scintillation proximity assay (SPA) is used for assessing the effect of test compounds on inhibiting the methyl transfer reaction catalyzed by PRMTs. In brief, the tritiated S-adenosyl-L-methionine (3H-SAM) is used as the donor of methyl group. The (3H) methylated biotin labeled peptide is captured in a streptavidin/scintillant-coated microplate, which brings the incorporated 3H-methyl and the scintillant to close proximity resulting in light emission that is quantified by tracing the radioactivity signal (counts per minute) as measured by a TopCount NXT Microplate Scintillation and Luminescence Counter. When necessary, nontritiated SAM is used to supplement the reactions. The IC50 values are determined under balanced conditions at Km concentrations of both substrate and cofactor by titration of test compounds in the reaction mixture.
In vivo

This compound is a potent, selective, and cell-active Type I PRMT inhibitor.

References

Applications

Methods Biomarkers Images PMID
Western blot PRMT6 / H3R2me2a / DNMT1 / UHRF1 S8112-WB1 29262320

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