Abstract
Epidermal growth factor receptor (EGFR) is highlighted as a target for anticancer treatment. Several EGFR inhibitors were approved in cancer treatment. Comparatively, 5D-QSAR is a new methodology which considers an ensemble of different induced-fit models. Based on 1H-pyrazole derivatives as EGFR inhibitors, a 5D-QSAR was studied in which the method of quasi-atomistic receptor surface modeling was used. The presented QSAR model showed contributions of the hydrogen bond acceptor, and hydrophobic and salt bridge fields to the activity. The QSAR model was statistically validated and also externally validated applying 19 compounds (test set) which were not included in the model generation process. The scramble tests were performed to further verify the robustness. Apart from exploration of the binding of 1H-pyrazole derivatives to the EGFR, the 5D-QSAR model can be helpful to design of new EGFR inhibitors.
Graphical Abstract
The five-dimensional quantitative structure–activity relationship (5D-QSAR) of 1H-pyrazole derivatives as EGFR inhibitors with quasi-atomistic receptor surface modeling approach is described.
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Data availability
All data concerning the results of this study is shown in this manuscript, and raw material may be sent on request.
Code availability
All the software used in the study are available online for use. No additional coding is done.
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Funding
The project was supported by the Undergraduate Innovation and Entrepreneurship Foundation (2021CX242, 2020CX289), the Nanchang University Teaching Reform Foundation (NCUJGLX-19–130, NCUJGLX-19–124), and the Jiangxi Province Science Foundation (20171BAB205104).
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DQ: methods, writing and result analysis. XZ: problem selection, writing and result analysis. TZ: data analysis. BC: data analysis. BY: data analysis. GT: methods, project management, result analysis, manuscript editing.
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Qin, D., Zeng, X., Zhao, T. et al. 5D-QSAR studies of 1H-pyrazole derivatives as EGFR inhibitors. J Mol Model 28, 379 (2022). https://doi.org/10.1007/s00894-022-05370-x
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DOI: https://doi.org/10.1007/s00894-022-05370-x