人工智能驱动的药物-靶点相互作用预测研究进展

Research Progress on Artificial Intelligence-Driven Drug-Target Interaction Prediction

  • 摘要: 药物-靶点相互作用(drug-target interaction,DTI)是新药研发的核心基础,对阐明药物作用机制、推动新药研发降本增效具有关键意义。当前我国药物靶点资源积累迅速,但仍面临原创靶点不足、靶点聚焦度过高等行业痛点。人工智能(artificial intelligence,AI)技术的快速发展为DTI预测提供了高效的技术路径,已成为加速药物发现的核心工具。本文系统梳理了DTI预测任务的核心数据支撑体系,详细阐述了药物表征、靶点表征、药物-靶点关联三类核心数据类型,以及领域内适配不同任务的主流基准数据集的分类与应用边界。在此基础上,全面综述了AI驱动DTI预测的技术演进路径,系统总结了单模态下传统机器学习、深度学习方法的核心范式与技术进展,以及双模态跨主体/同主体融合、三模态及以上多维度信息整合的多模态前沿方法体系。最后,本文剖析了当前领域在数据质量、模型泛化性与可解释性、落地应用等层面面临的核心挑战,并展望了标准化数据集建设、生成式AI、生物医药专用大模型等前沿方向的发展趋势,旨在为AI驱动的DTI预测领域相关研究与产业落地提供参考。

     

    Abstract: Drug-target interaction (DTI) is fundamental to novel drug research and development (R &D), playing a critical role in elucidating drug mechanisms of action and improving the cost-effectiveness of drug discovery. Although China has seen rapid accumulation of drug-target resources in recent years, the industry still faces challenges such as a shortage of original targets and excessively high target concentration. The rapid advancement of artificial intelligence (AI) has provided an efficient technological pathway for DTI prediction, establishing it as a core tool for accelerating drug discovery. This paper systematically reviews the fundamental data support framework for DTI prediction tasks, elaborating in detail on three core data types— drug characterization, target characterization, and drug-target associations-as well as the classification and application boundaries of mainstream benchmark datasets tailored to different tasks within the field. On this basis, it comprehensively surveys the technological evolution of AI-driven DTI prediction, summarizing the core paradigms and technical advances of traditional machine learning and deep learning methods in a single-modality setting, alongside cutting-edge multimodal approaches that integrate two modalities (cross-subject/within-subject fusion) and three or more modalities for multidimensional information integration. Finally, this paper analyzes the current major challenges in data quality, model generalizability and interpretability, and real-world deployment, while also discussing future trends in standardized dataset construction, generative AI, and large-scale biomedical foundation models, aiming to provide a reference for both research and industrial applications in the AI-driven DTI prediction field.

     

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