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描述 | The Jumonji (JMJ) family of histone demethylases are Fe2+- and α-ketoglutarate-dependent oxygenases implicated in chromatin modifications. GSK-J1 is a selective inhibitor of Jumonji H3K27 demethylase. The IC50 value of GSK-J1 for JMJD3 is 60nM.[3] GSK-J1 inhibited the demethylase activity of KDM5C and KDM5B with IC50 values of ~11 and ~94μM, respectively.[4] Subretinal injection of P0 rats with GSK-J1 (1mM) enhanced the accumulation of cell cycle marker Ki67 and cell proliferation, and affected apoptosis and neuronal maturation in developing retina.[5] | ||
作用机制 | GSK-J1 is a Jumonji H3K27 demethylase inhibitor. It is competitive with α-ketoglutarate but non-competitive with the peptide substrate. The propanoic acid of GSK-J1 mimics α-ketoglutarate binding by interacting with K1381, T1387, and N1480.[3] |
实验方案 | |||
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1mg | 5mg | 10mg | |
1 mM 5 mM 10 mM |
2.57mL 0.51mL 0.26mL |
12.84mL 2.57mL 1.28mL |
25.68mL 5.14mL 2.57mL |
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