PRMT5/MEP50 Methyltransferase Assay Service

Activity-based PRMT5/MEP50 Methyltransferase Assay for compound screening and profiling via radiometric HotSpotTM and FlashPlate methyltranferase assay.

Target Overview

CAT#

PRMT5/MEP50

Enzyme

Human PRMT5/MEP50

Synonym

PRMT5: Protein arginine N-methyltransferase 5, Shk1 kinase-binding protein 1 homolog, Jak-binding protein 1, 72 kDa ICln-binding protein, HRMT1L5, IBP72, JBP1, SKB1, ANM5

MEP50: Methylosome protein 50, Androgen receptor cofactor p44 WD repeat-containing protein 77, p44/Mep50, WDR77, HKMT1069

Substrates HotSpot assay:

Histone H2A, 5 µM
SAM, 1 µM

Substrates FlashPlate assay:

H4 (1-15)-Biotin, 40 nM
SAM, 1 µM

Assay Properties

Reaction

S-adenosyl-L-[methyl-³H]methionine + histone L-arginine = S-adenosyl-L-homocysteine + histone [methyl-³H]-L- arginine

Readout

Enzymatic activity

Reference Compound IC50s HotSpotTM assay
Compounds IC50 (nM)
SAH 1,400
Sinefugin 1,250
MTA 48
EPZ015666 1,650

Reference Compound IC50s FlashPlate Assay
Compounds IC50 (nM)
SAH 750
Sinefugin 360
MTA 440
EPZ015666 19

Scientific Information

PRMT5; O14744 (http://www.uniprot.org/uniprot/O14744)
MEP50; Q9BQA1 (http://www.uniprot.org/uniprot/Q9BQA1)

Screening Location

Malvern, PA, USA

Further Information

More information can be found on our website Methyltransferase Assays.

Reference compound IC50 for PRMT5/MEP50 – HotSpot

Reference compound IC50 for PRMT5/MEP50 - HotSpot

Reference compound IC50 for PRMT5/MEP50 – FlashPlate

Reference compound IC50 for PRMT5/MEP50 - FlashPlate

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