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AdipoGen EPZ-6438 (5 mg)

Supplier: AdipoGen AGCR13743M005

Chemical. CAS: 1403254-99-8. Formula: C34H44N4O4. MW: 572.7. EPZ-6438 is a potent orally bioavailable, selective inhibitor of the lysine methyltransferase EZH2 (Ki = 2.5nM), the enzymatic subunit of polycomb repressive complex 2 (PRC2) catalyzing the methylation of lysine 27 of histone H3 (H3K27). EPZ-6438 competitively binds to the S-adenosylmethionine (SAM) binding site of EZH2 and non-competitively to the binding sites of peptide or nucleosome substrate. It shows also in vitro potency for EZH2 mutations (Y641F, C, H, N, S and A677G). PRC2 is the only protein methyltransferase that can methylate H3K27 and H3K27 is the only significant substrate for PRC2. Aberrant trimethylation of H3K27 is oncogenic in a broad spectrum of human cancers such as B cell NHL.EPZ-6438 blocks histone H3 lysine 27 trimethylation in both wild-type and mutant lymphoma cells (IC50 range from 2-90nM). EPZ-6438 has potent anticancer properties.
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