Parisa Mollaei, Danush Sadasivam, Chakradhar Guntuboina, Amir Barati Farimani
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引用次数: 0
摘要
本征无序蛋白(IDPs)是一大类具有重要功能的无结构蛋白。IDPs 的存在挑战了蛋白质的生物功能依赖于其三维结构的传统观念。尽管它们缺乏明确的空间排列,但却表现出多种多样的生物功能,影响着细胞过程并揭示了疾病机制。然而,进行实验或模拟来表征这类蛋白质的成本很高。因此,我们设计了一种完全依赖于氨基酸序列的 ML 模型。在本研究中,我们介绍了 IDP-Bert 模型,这是一种深度学习架构,它利用变换器和蛋白质语言模型将序列直接映射到 IDP 属性。我们的实验证明了对 IDP 特性的准确预测,包括回旋半径、端到端去相关时间和热容量。
IDP-Bert: Predicting Properties of Intrinsically Disordered Proteins Using Large Language Models.
Intrinsically disordered Proteins (IDPs) constitute a large and structureless class of proteins with significant functions. The existence of IDPs challenges the conventional notion that the biological functions of proteins rely on their three-dimensional structures. Despite lacking well-defined spatial arrangements, they exhibit diverse biological functions, influencing cellular processes and shedding light on disease mechanisms. However, it is expensive to run experiments or simulations to characterize this class of proteins. Consequently, we designed an ML model that relies solely on amino acid sequences. In this study, we introduce the IDP-Bert model, a deep-learning architecture leveraging Transformers and Protein Language Models to map sequences directly to IDP properties. Our experiments demonstrate accurate predictions of IDP properties, including Radius of Gyration, end-to-end Decorrelation Time, and Heat Capacity.
期刊介绍:
An essential criterion for acceptance of research articles in the journal is that they provide new physical insight. Please refer to the New Physical Insights virtual issue on what constitutes new physical insight. Manuscripts that are essentially reporting data or applications of data are, in general, not suitable for publication in JPC B.