生物活性 | |||
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描述 | P97 is an AAA+ ATPase regulating endoplasmic reticulum–associated degradation. NMS-873 is a potent and selective p97 ATPase allosteric inhibitor with IC50 value of 30 nM, selective over all other AAA ATPases, HSP90 and kinases tested with IC50 >10 μM. NMS-873 exhibited antiproliferation on HCT116 cancer cell line cells with IC50 value of 0.4μM. It induced clear, dose-dependent accumulation of poly-Ub proteins and stabilization of cyclin E and Mcl-1 at concentration at 0.5, 2.5 and 5μM in HCT116 cells at 8h and 24h post treatment[1]. NMS-873 also showed potent HCMV antiviral effect with potential as a novel host targeting therapeutic for HCMV infection. Pretreatment with NMS-873 at 1μM clearly inhibited the production of infectious virus in human primary fibroblast cells infected at high multiplicity of infection with HCMV[2] | ||
作用机制 | NMS-873 is a non–ATP-competitive p97 inhibitor with a new allosteric mechanism.[1] |
细胞研究 | |||||
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细胞系 | 浓度 | 检测类型 | 检测时间 | 活动说明 | 数据源 |
HCT116 cells | Cytotoxic assay | 72 h | Cytotoxicity against human HCT116 cells after 72 hrs by luciferase reporter gene assay, IC50=0.38 μM | 71521142 | |
Hi5 cells | Function assay | 20 mins | Inhibition of human recombinant His-GST tagged VCP expressed in baculovirus infected Hi5 cells assessed as ADP formation incubated for 20 mins proir to substrate addition measured after 90 mins by NADH coupled assay, IC50=0.024 μM | 23245311 |
实验方案 | |||
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1mg | 5mg | 10mg | |
1 mM 5 mM 10 mM |
1.92mL 0.38mL 0.19mL |
9.60mL 1.92mL 0.96mL |
19.21mL 3.84mL 1.92mL |
参考文献 |
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