MLN4924是一种有效的和选择性的NEDD8激活酶(NAE)抑制剂,IC50值为4 nM。 MLN4924与AMP竞争结合NAE的核苷酸结合位点。与密切相关的酶UAE、SAE、UBA6和ATG7(IC50值分别为1.5、8.2、1.8和10 μM)相比,MLN4924对NAE具有高选择性。MLN4924对其它利用ATP的酶没有作用。在HCT-116细胞中,MLN4924导致Ubc12-NEDD8硫酯和NEDD8-滞蛋白(cullin)缀合物的减少,从而抑制CRL-泛素化介导的蛋白降解(比如CDT1蛋白),CDT1蛋白的积累会引起细胞周期缺陷。在HCT-116异种移植小鼠中,MLN4924以30 mg/kg和60 mg/kg的剂量显著抑制肿瘤生长,这些剂量的耐受性良好。在H522和Calu-6肺癌异种移植小鼠中,MLN4924也具有抗肿瘤活性。 Pevonedistat (MLN4924)是Nedd8激活酶(NAE)的小分子抑制剂,IC50为4 nM。
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MLN4924
CAS number:905579-51-3 molecular formula:C21H25N5O4S
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Specs
| Chinese alias | ((1S,2S,4R)-4-(4-(((S)-2,3-二氢-1H-茚-1-基)氨基)-7H-吡咯并[2,3-d]嘧啶-7-基)-2-羟基环戊基)甲基氨基磺酸酯 | ||
| English alias | Sulfamic acid [(1S,2S,4R)-4-[4-[[(1S)-2,3-dihydro-1H-inden-1-yl]amino]-7H-pyrrolo[2,3-d]pyrimidin-7-yl]-2-hydroxycyclopentyl]methyl ester | Pevonedistat | ||
| CAS number | 905579-51-3 | molecular formula | C21H25N5O4S |
| molecular weight | 443.53 g/mol | Exact mass | - |
| PSA | 141.000 Ų | logp | 1.7 |
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