Molecular docking and QSAR study on steroidal compounds as aromatase inhibitors

被引:50
作者
Dai, Yujie [1 ]
Wang, Qiang
Zhang, Xiuli [2 ]
Jia, Shiru
Zheng, Heng [3 ]
Feng, Dacheng [4 ]
Yu, Peng
机构
[1] Tianjin Univ Sci & Technol, Coll Bioengn, TEDA, Minist Educ,Key Lab Ind Microbiol, Tianjin 300457, Peoples R China
[2] Univ Missouri, Dept Biochem, Columbia, MO 65211 USA
[3] China Pharmaceut Univ, Sch Life Sci & Technol, Nanjing 210009, Peoples R China
[4] Shandong Univ, Coll Chem & Chem Engn, Jinan 250100, Peoples R China
关键词
Molecular docking; QSAR; Steroidal compound; Aromatase inhibitor; RECEPTOR MODULATORS SERMS; BINDING; DESIGN;
D O I
10.1016/j.ejmech.2010.09.011
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
In order to develop more potent, selective and less toxic steroidal aromatase (AR) inhibitors, molecular docking, 2D and 3D hybrid quantitative structure activity relationship (QSAR) study have been conducted using topological, molecular shape, spatial, structural and thermodynamic descriptors on 32 steroidal compounds. The molecular docking study shows that one or more hydrogen bonds with MET374 are one of the essential requirements for the optimum binding of ligands. The QSAR model obtained indicates that the aromatase inhibitory activity can be enhanced by increasing SIC, SC_3_C, Jurs_WNSA_1, Jurs_WPSA_1 and decreasing CDOCKER interaction energy (E-CD), IAC_Total and Shadow_XZfrac. The predicted results shows that this model has a comparatively good predictive power which can be used in prediction of activity of new steroidal aromatase inhibitors. (C) 2010 Elsevier Masson SAS. All rights reserved.
引用
收藏
页码:5612 / 5620
页数:9
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