1. Academic Validation
  2. Novel 5-carboxy-8-HQ based histone demethylase JMJD2A inhibitors: introduction of an additional carboxyl group at the C-2 position of quinoline

Novel 5-carboxy-8-HQ based histone demethylase JMJD2A inhibitors: introduction of an additional carboxyl group at the C-2 position of quinoline

  • Eur J Med Chem. 2015 Nov 13:105:145-55. doi: 10.1016/j.ejmech.2015.09.013.
Taotao Feng 1 Dongdong Li 1 Hai Wang 1 Jian Zhuang 2 Fang Liu 1 Qichao Bao 1 Yonghua Lei 1 Weilin Chen 1 Xiaojin Zhang 3 Xiaoli Xu 4 Haopeng Sun 4 Qidong You 5 Xiaoke Guo 6
Affiliations

Affiliations

  • 1 State Key Laboratory of Natural Medicines, China Pharmaceutical University, Nanjing 210009, China; Jiangsu Key Laboratory of Drug Design and Optimization, China Pharmaceutical University, Nanjing 210009, China.
  • 2 Department of Medicinal Chemistry, School of Pharmacy, China Pharmaceutical University, Nanjing 210009, China.
  • 3 State Key Laboratory of Natural Medicines, China Pharmaceutical University, Nanjing 210009, China; Jiangsu Key Laboratory of Drug Design and Optimization, China Pharmaceutical University, Nanjing 210009, China; Department of Organic Chemistry, School of Science, China Pharmaceutical University, Nanjing 210009, China.
  • 4 State Key Laboratory of Natural Medicines, China Pharmaceutical University, Nanjing 210009, China; Jiangsu Key Laboratory of Drug Design and Optimization, China Pharmaceutical University, Nanjing 210009, China; Department of Medicinal Chemistry, School of Pharmacy, China Pharmaceutical University, Nanjing 210009, China.
  • 5 State Key Laboratory of Natural Medicines, China Pharmaceutical University, Nanjing 210009, China; Jiangsu Key Laboratory of Drug Design and Optimization, China Pharmaceutical University, Nanjing 210009, China; Department of Medicinal Chemistry, School of Pharmacy, China Pharmaceutical University, Nanjing 210009, China. Electronic address: youqidong@gmail.com.
  • 6 State Key Laboratory of Natural Medicines, China Pharmaceutical University, Nanjing 210009, China; Jiangsu Key Laboratory of Drug Design and Optimization, China Pharmaceutical University, Nanjing 210009, China; Department of Medicinal Chemistry, School of Pharmacy, China Pharmaceutical University, Nanjing 210009, China. Electronic address: kexin95@126.com.
Abstract

A series of JMJD2A inhibitors had been designed by analyzing the binding mode of 5-carboxy-8-hydroxyquinoline (5-carboxy-8-HQ) with JMJD2A. The inhibitory activity of the synthesized compounds against JMJD2A was determined, followed by docking simulations to understand the structure-activity relationships. Compounds with potent JMJD2A inhibitory activity demonstrated outstanding selectivity for JMJD2A over PHD2. Several potent compounds were selected to evaluate their anti-proliferative activity on tumor cell lines. Among them, compound 6p displayed the best anti-proliferative activity. Based on these in vitro biological data, seven compounds were chosen to determine their physicochemical properties. Compound 6p displayed good aqueous solubility and better permeability than 5-carboxy-8-HQ. Our data recognized that compound 6p could be considered as a starting point for development of new JmjC inhibitors.

Keywords

5-Carboxy-8-hydroxyquinoline; Anti-tumor; JMJD2A inhibitors; Physicochemical properties.

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