一种基于深度学习算法预测pre-mRNA剪切的方法及系统

By combining convolutional neural networks with self-attention mechanisms from deep learning algorithms, a neural network model was constructed, which solved the problem of insufficient prediction ability of existing RNA splicing methods for recessive non-classical splicing sites. This achieved high accuracy and rapid prediction, promoting the development of ASO drugs and personalized treatment.

CN119181423BActive Publication Date: 2026-07-17TONGJI UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
TONGJI UNIV
Filing Date
2024-08-01
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing RNA splicing methods mainly rely on known splicing sites as training sets, resulting in weak prediction ability for recessive non-classical splicing sites, unsatisfactory accuracy, and slow speed. Traditional machine learning models are not flexible enough in recognizing complex patterns and have difficulty handling large numbers of samples.

Method used

A neural network model combining convolutional neural networks based on deep learning algorithms and self-attention mechanism was adopted. Pre-mRNA sequence data were obtained from public databases and RNA-seq sequencing datasets, preprocessed and labeled, and a neural network model was constructed. Three-class classification prediction was performed to extract the probabilities of donor/recipient splicing sites and non-splicing sites.

Benefits of technology

It improves the accuracy and speed of RNA splicing site identification, enhances the feature input for non-classical splicing sites, and enables the trained model to quickly assess the impact of gene variations on RNA splicing, thus promoting the development and personalization of ASO drugs and reducing R&D costs.

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Abstract

本申请涉及RNA剪切与深度学习技术领域,具体而言,涉及一种基于深度学习算法预测pre‑mRNA剪切的方法及系统,一定程度上可以解决现有方法,对于隐性的非经典的剪切位点预测能力较弱,在真实数据集上的准确率并不理想,预测速度较慢的问题。方法包括:基于公共数据库及RNA‑seq测序数据集,获取pre‑mRNA序列数据,同时标定pre‑mRNA序列数据中的剪切位点及非剪切位点;对pre‑mRNA序列数据进行预处理,得到生成模型所需的数据集,数据集包括训练集、验证集及测试集;搭建卷积神经网络与自注意力机制结合的神经网络模型,并使用训练集及验证集训练神经网络模型,得到最优神经网络模型;采用最优神经网络模型对测试集进行三分类预测,得到供 / 受体剪切位点及非剪切位点的概率。
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