Cited by 607Computational Drug Discovery MethodsMachine Learning in BioinformaticsBioinformatics and Genomic Networks

TransformerCPI: improving compound–protein interaction prediction by sequence-based deep learning with self-attention mechanism and label reversal experiments

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Chen, Lifan, Tan, Xiaoqin, Wang, Dingyan, Zhong, Feisheng, Liu, Xiaohong, Yang, Tianbiao, Luo, Xiaomin, Chen, Kaixian +2 more·2020·Bioinformatics

Abstract

Motivation: Identifying compound–protein interaction (CPI) is a crucial task in drug discovery and chemogenomics studies, and proteins without three-dimensional structure account for a large part of potential biological targets, which requires developing methods using only protein sequence information to predict CPI. However, sequence-based CPI models may face some specific pitfalls, including using inappropriate datasets, hidden ligand bias and splitting datasets inappropriately, resulting in overestimation of their prediction performance. Results: To address these issues, we here constructed new datasets specific for CPI prediction, proposed a novel transformer neural network named TransformerCPI, and introduced a more rigorous label reversal experiment to test whether a model learns true interaction features. TransformerCPI achieved much improved performance on the new experiments, and it can be deconvolved to highlight important interacting regions of protein sequences and compound atoms, which may contribute chemical biology studies with useful guidance for further ligand structural optimization. Availability and implementation: https://github.com/lifanchen-simm/transformerCPI.

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  • Because ligand-receptor interactions are directed, they could be used to infer causal interactions of previously unknown ligand-receptor pairs.

    “In fact, as ligand-receptor interactions are directed, they could be used to infer causal interactions of previously unknown ligand-receptor pairs [161, 163].”

    From Graph representation learning in biomedicine and healthcare (2022) · cites this paper as [161]

  • A cell neighborhood graph and a gene pair expression matrix allow classic GNNs to predict ligand-receptor interactions.

    “For instance, a cell neighborhood graph and a gene pair expression matrix enable classic GNNs to predict ligand-receptor interactions [161].”

    From Graph representation learning in biomedicine and healthcare (2022) · cites this paper as [161]

  • Spatial transcriptomics data can be used to construct cell graphs, spatial gene expression graphs, gene co-expression networks, or molecular similarity graphs.

    “As a result, spatial transcriptomics data can be used to construct cell graphs [161], spatial gene expression graphs [162], gene co-expression networks, or molecular similarity graphs [35].”

    From Graph representation learning in biomedicine and healthcare (2022) · cites this paper as [161]

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Research works printed but not linked: 7

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Authors
Chen, L., Tan, X., Wang, D., Zhong, F., Liu, X., Yang, T., Luo, X., Chen, K., Jiang, H., & Zheng, M.
Affiliations
Chinese Academy of Sciences (CN)
Corresponding author
  • Jiang, Hualiang
  • Zheng, Mingyue
Venue
Bioinformatics
Published
2020-05-19
Volume
36
Issue
16
Pages
4406-4414
ISSN
  • 1367-4803 (ISSN-L)
  • 1367-4811
OpenAlex
W3028589594
Cited by
607
References
46
Citations by year
2026: 139 · 2025: 159 · 2024: 132 · 2023: 86 · 2022: 61 · 2021: 25 · 2020: 4
FWCI
21.86
Type
journal article
Language
en
Open access
Locations
  • Bioinformatics (publishedVersion)
  • PubMed (publishedVersion)
Funders
  • National Natural Science Foundation of China (81773634)
  • National Science & Technology Major
  • Key New Drug Creation and Manufacturing Program (2018ZX09711002)
  • Strategic Priority Research Program of the Chinese Academy of Sciences (XDA12050201)
Topics
  • Physical Sciences › Computer Science › Computational Theory and Mathematics › Computational Drug Discovery Methods
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Machine Learning in Bioinformatics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Bioinformatics and Genomic Networks
Keywords
compound-protein interaction prediction, sequence-based deep learning, self-attention, dataset construction, protein sequences, compound structure, chemogenomics, drug discovery
MeSH terms
Deep Learning, Amino Acid Sequence, Ligands, Proteins, Neural Networks, Computer

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