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Graph neural networks (GNNs) have emerged as powerful tools to accurately predict materials and molecular properties in computational discovery pipelines. In this article, we exploit the invertible nature of these neural networks to…

机器学习 · 计算机科学 2024-06-06 Félix Therrien , Edward H. Sargent , Oleksandr Voznyy

The rise of cost involved with drug discovery and current speed of which they are discover, underscore the need for more efficient structure-based drug design (SBDD) methods. We employ Generative Flow Networks (GFlowNets), to effectively…

机器学习 · 计算机科学 2024-06-18 Grayson Lee , Tony Shen , Martin Ester

Predicting the binding structure of a small molecule ligand to a protein -- a task known as molecular docking -- is critical to drug design. Recent deep learning methods that treat docking as a regression problem have decreased runtime…

生物大分子 · 定量生物学 2023-02-14 Gabriele Corso , Hannes Stärk , Bowen Jing , Regina Barzilay , Tommi Jaakkola

Generating molecules with desired chemical properties presents a critical challenge in fields such as chemical synthesis and drug discovery. Recent advancements in artificial intelligence (AI) and deep learning have significantly…

机器学习 · 计算机科学 2025-09-25 Chen Li , Huidong Tang , Ye Zhu , Yoshihiro Yamanishi

We propose GraphNVP, the first invertible, normalizing flow-based molecular graph generation model. We decompose the generation of a graph into two steps: generation of (i) an adjacency tensor and (ii) node attributes. This decomposition…

机器学习 · 统计学 2019-05-29 Kaushalya Madhawa , Katushiko Ishiguro , Kosuke Nakago , Motoki Abe

The process of screening molecules for desirable properties is a key step in several applications, ranging from drug discovery to material design. During the process of drug discovery specifically, protein-ligand docking, or chemical…

机器学习 · 计算机科学 2022-11-08 Ryien Hosseini , Filippo Simini , Austin Clyde , Arvind Ramanathan

While generative models have recently become ubiquitous in many scientific areas, less attention has been paid to their evaluation. For molecular generative models, the state-of-the-art examines their output in isolation or in relation to…

Natural products are substances produced by organisms in nature and often possess biological activity and structural diversity. Drug development based on natural products has been common for many years. However, the intricate structures of…

生物大分子 · 定量生物学 2024-11-21 Koh Sakano , Kairi Furui , Masahito Ohue

As a new approach to train generative models, \emph{generative adversarial networks} (GANs) have achieved considerable success in image generation. This framework has also recently been applied to data with graph structures. We propose…

机器学习 · 计算机科学 2021-02-26 Shuangfei Fan , Bert Huang

Designing new chemical compounds with desired pharmaceutical properties is a challenging task and takes years of development and testing. Still, a majority of new drugs fail to prove efficient. Recent success of deep generative modeling…

机器学习 · 计算机科学 2021-09-15 Karina Zadorozhny , Lada Nuzhna

AI-based molecule generation provides a promising approach to a large area of biomedical sciences and engineering, such as antibody design, hydrolase engineering, or vaccine development. Because the molecules are governed by physical laws,…

机器学习 · 计算机科学 2022-09-05 Lemeng Wu , Chengyue Gong , Xingchao Liu , Mao Ye , Qiang Liu

The prediction of physicochemical properties from molecular structures is a crucial task for artificial intelligence aided molecular design. A growing number of Graph Neural Networks (GNNs) have been proposed to address this challenge.…

机器学习 · 计算机科学 2020-11-17 Shuo Zhang , Yang Liu , Lei Xie

Although generative models hold promise for discovering molecules with optimized desired properties, they often fail to suggest synthesizable molecules that improve upon the known molecules seen in training. We find that a key limitation is…

机器学习 · 计算机科学 2025-01-07 Evan R. Antoniuk , Peggy Li , Nathan Keilbart , Stephen Weitzner , Bhavya Kailkhura , Anna M. Hiszpanski

Powerful generative AI models of protein-ligand structure have recently been proposed, but few of these methods support both flexible protein-ligand docking and affinity estimation. Of those that do, none can directly model multiple binding…

机器学习 · 计算机科学 2025-03-25 Alex Morehead , Jianlin Cheng

The knowledge of potentially druggable binding sites on proteins is an important preliminary step towards the discovery of novel drugs. The computational prediction of such areas can be boosted by following the recent major advances in the…

生物大分子 · 定量生物学 2021-02-17 Stelios K. Mylonas , Apostolos Axenopoulos , Petros Daras

Designing novel proteins that bind to small molecules is a long-standing challenge in computational biology, with applications in developing catalysts, biosensors, and more. Current computational methods rely on the assumption that the…

生物大分子 · 定量生物学 2024-09-19 Junqi Liu , Shaoning Li , Chence Shi , Zhi Yang , Jian Tang

In recent years, machine learning has been proposed as a promising strategy to build accurate scoring functions for computational docking finalized to numerically empowered drug discovery. However, the latest studies have suggested that…

定量方法 · 定量生物学 2023-02-17 F. Pellicani , D. Dal Ben , A. Perali , S. Pilati

Predicting drug-gene associations is crucial for drug development and disease treatment. While graph neural networks (GNN) have shown effectiveness in this task, they face challenges with data sparsity and efficient contrastive learning…

机器学习 · 计算机科学 2025-02-14 Jiayang Wu , Wensheng Gan , Philip S. Yu

Generative deep learning has become pivotal in molecular design for drug discovery, materials science, and chemical engineering. A widely used paradigm is to pretrain neural networks on string representations of molecules and fine-tune them…

Motivation: Drug discovery demands rapid quantification of compound-protein interaction (CPI). However, there is a lack of methods that can predict compound-protein affinity from sequences alone with high applicability, accuracy, and…

生物大分子 · 定量生物学 2020-12-17 Mostafa Karimi , Di Wu , Zhangyang Wang , Yang Shen