多视图生物医学基础模型用于分子目标和属性预测
Parthasarathy Suryanarayanan1, Yunguang Qiu2,3, Shreyans Sethi4
1IBM TJ Watson Research Center, 1101 Kitchawan Rd., Yorktown Heights, NY, USA.
Advanced science (Weinheim, Baden-Wurttemberg, Germany)
|January 28, 2026
概括
我们开发了MMELON,一个多视图基础模型,集成图形,图像和文本数据,用于准确的生物医学预测. 这种方法增强了分子性质和G蛋白结合受体 (GPCR) 的结合预测,有助于对阿尔茨海默病的药物发现.
科学领域:
- 计算化学和化学信息学
- 人工智能在药物发现中的作用
- 分子建模和模拟分子模型
背景情况:
- 基础模型为生物医学研究提供了强大的工具,但通常依赖于单个分子表示.
- 开发强大的分子表示对于在各种下游任务中准确预测至关重要.
- 现有的模型可能有局限性,因为它们只专注于一个数据模式或分子视图.
研究的目的:
- 开发一种新的多视图分子基础模型,整合各种数据类型.
- 提高各种生物医学任务的预测准确性,包括分子性质和药物向相互作用.
- 将开发的模型应用于针对阿尔茨海默病相关的G蛋白结合受体 (GPCRs) 的配体的虚拟查.
主要方法:
- 通过集成预先训练的图形,图像和文本基础模型,开发了具有晚期融合的多视图分子嵌入 (MMELON).
- 在120多个不同的生物医学任务上验证了MMELON模型,包括分子溶解度,ADME特性和GPCR活性.
- 利用GPCR模型阵列进行虚拟查,以识别与阿尔茨海默病相关的GPCR的潜在配体.
主要成果:
- 在广泛的生物医学任务中,MMELON模型表现出强大的性能.
- 通过虚拟查成功识别了针对阿尔茨海默病相关GPCR的潜在配体.
- 使用基于结构的建模验证了预测,并确定了对选定配体的关键结合动机.
结论:
- 像MMELON这样的多视图分子基础模型显著提高了生物医学研究中的预测准确性和稳定性.
- 通过准确的虚拟查和强效药物候选者的识别,MMELON促进了高效的药物发现.
- 多种分子视图的整合提供了对分子相互作用和性质的更全面的理解.
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