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Multiscale graph equivariant diffusion model for 3D molecule design

delete2025-04-18
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PRE
AI
L
Lu Chen
Y
Yan Li
Y
Yanjie Ma
L
Lin Gao
DOI:10.1126/sciadv.adv0778delete
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摘要

摘要

En 中文
三维分子生成在药物设计中至关重要。然而,当前方法通常依赖点云或过度简化的相互作用模型,限制了其准确表征分子结构的能力。为解决这些挑战,本文提出了用于三维分子设计的多尺度图等变扩散模型(MD3MD)。MD3MD将分子构象划分为多尺度图,分配不同权重以捕捉跨尺度的原子相互作用。该框架引导扩散过程,实现高质量的三维分子生成。实验结果表明,MD3MD在无条件和条件生成任务中均表现出色,生成多样、稳定且新颖的分子,满足指定条件。可视化突出显示了MD3MD学习领域特定模式的能力,生成与现有数据集不同的分子,同时保持分布一致性。通过有效探索化学空间,MD3MD在生成创新且化学多样的分子方面超越先前方法,为分子设计领域提供了显著进展。
Keyword:
DRUG
GENERATION

期刊

Science Advances 封面图
Science Advances
IF:
12.5
论文数:
2.1W
被引数:
18.1W

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