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Inverse molecular design is critical in material science and drug discovery, where the generated molecules should satisfy certain desirable properties. In this paper, we propose equivariant energy-guided stochastic differential equations…

Chemical Physics · Physics 2023-03-02 Fan Bao , Min Zhao , Zhongkai Hao , Peiyao Li , Chongxuan Li , Jun Zhu

Generating precise 3D molecular geometries is crucial for drug discovery and material science. While prior efforts leverage 1D representations like SELFIES to ensure molecular validity, they fail to fully exploit the rich chemical knowledge…

Machine Learning · Computer Science 2025-12-15 Zhanpeng Chen , Weihao Gao , Shunyu Wang , Yanan Zhu , Hong Meng , Yuexian Zou

Designing molecular structures with desired chemical properties is an essential task in drug discovery and material design. However, finding molecules with the optimized desired properties is still a challenging task due to combinatorial…

Biomolecules · Quantitative Biology 2023-02-02 Masatsugu Yamada , Mahito Sugiyama

Molecular structure recognition is the task of translating a molecular image into its graph structure. Significant variation in drawing styles and conventions exhibited in chemical literature poses a significant challenge for automating…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Yujie Qian , Jiang Guo , Zhengkai Tu , Zhening Li , Connor W. Coley , Regina Barzilay

We introduce a new framework for molecular graph generation with 3D molecular generative models. Our Synthetic Coordinate Embedding (SyCo) framework maps molecular graphs to Euclidean point clouds via synthetic conformer coordinates and…

Machine Learning · Computer Science 2024-06-18 Mohamed Amine Ketata , Nicholas Gao , Johanna Sommer , Tom Wollschläger , Stephan Günnemann

Designing new molecules with a set of predefined properties is a core problem in modern drug discovery and development. There is a growing need for de-novo design methods that would address this problem. We present MolecularRNN, the graph…

Machine Learning · Computer Science 2019-06-03 Mariya Popova , Mykhailo Shvets , Junier Oliva , Olexandr Isayev

Prediction of a molecule's 3D conformer ensemble from the molecular graph holds a key role in areas of cheminformatics and drug discovery. Existing generative models have several drawbacks including lack of modeling important molecular…

Ligand-based drug design aims to identify novel drug candidates of similar shapes with known active molecules. In this paper, we formulated an in silico shape-conditioned molecule generation problem to generate 3D molecule structures…

Machine Learning · Computer Science 2023-10-18 Ziqi Chen , Bo Peng , Srinivasan Parthasarathy , Xia Ning

Molecular de novo design is a critical yet challenging task in scientific fields, aiming to design novel molecular structures with desired property profiles. Significant progress has been made by resorting to generative models for graphs.…

Machine Learning · Computer Science 2023-05-16 Yiheng Zhu , Zhenqiu Ouyang , Ben Liao , Jialu Wu , Yixuan Wu , Chang-Yu Hsieh , Tingjun Hou , Jian Wu

Molecular property prediction, crucial for early drug candidate screening and optimization, has seen advancements with deep learning-based methods. While deep learning-based methods have advanced considerably, they often fall short in fully…

Biomolecules · Quantitative Biology 2024-07-01 Taojie Kuang , Yiming Ren , Zhixiang Ren

Geometric deep learning (GDL) has demonstrated huge power and enormous potential in molecular data analysis. However, a great challenge still remains for highly efficient molecular representations. Currently, covalent-bond-based molecular…

Computational Physics · Physics 2023-06-28 Cong Shen , Jiawei Luo , Kelin Xia

Recently, deep generative models for molecular graphs are gaining more and more attention in the field of de novo drug design. A variety of models have been developed to generate topological structures of drug-like molecules, but…

Quantitative Methods · Quantitative Biology 2021-09-16 Yibo Li , Jianfeng Pei , Luhua Lai

The graph neural network (GNN) has been a powerful deep-learning tool in chemistry domain, due to its close connection with molecular graphs. Most GNN models collect and update atom and molecule features from the fed atom (and, in some…

Chemical Physics · Physics 2022-03-18 Yeji Kim , Yoonho Jeong , Jihoo Kim , Eok Kyun Lee , Won June Kim , Insung S. Choi

Molecular shape and geometry dictate key biophysical recognition processes, yet many graph neural networks disregard 3D information for molecular property prediction. Here, we propose a new contrastive-learning procedure for graph neural…

Machine Learning · Computer Science 2022-11-07 Austin Atsango , Nathaniel L. Diamant , Ziqing Lu , Tommaso Biancalani , Gabriele Scalia , Kangway V. Chuang

The design of target-specific molecules such as small molecules, peptides, and antibodies is vital for biological research and drug discovery. Existing generative methods are restricted to single-domain molecules, failing to address…

Machine Learning · Computer Science 2025-05-27 Xiangzhe Kong , Zishen Zhang , Ziting Zhang , Rui Jiao , Jianzhu Ma , Wenbing Huang , Kai Liu , Yang Liu

Masked graph modeling (MGM) is a promising approach for molecular representation learning (MRL).However, extending the success of re-mask decoding from 2D to 3D MGM is non-trivial, primarily due to two conflicting challenges: avoiding 2D…

Machine Learning · Computer Science 2025-10-23 Chang Wu , Zhiyuan Liu , Wen Shu , Liang Wang , Yanchen Luo , Wenqiang Lei , Yatao Bian , Junfeng Fang , Xiang Wang

We study how to generate molecule conformations (i.e., 3D structures) from a molecular graph. Traditional methods, such as molecular dynamics, sample conformations via computationally expensive simulations. Recently, machine learning…

Machine Learning · Computer Science 2021-04-01 Minkai Xu , Shitong Luo , Yoshua Bengio , Jian Peng , Jian Tang

Graphs are ubiquitous data structures for representing interactions between entities. With an emphasis on the use of graphs to represent chemical molecules, we explore the task of learning to generate graphs that conform to a distribution…

Machine Learning · Computer Science 2019-03-08 Qi Liu , Miltiadis Allamanis , Marc Brockschmidt , Alexander L. Gaunt

Molecular core structures and R-groups are essential concepts in drug development. Integration of these concepts with conventional graph pre-training approaches can promote deeper understanding in molecules. We propose MolPLA, a novel…

Machine Learning · Computer Science 2024-01-31 Mogan Gim , Jueon Park , Soyon Park , Sanghoon Lee , Seungheun Baek , Junhyun Lee , Ngoc-Quang Nguyen , Jaewoo Kang

Drug Discovery is a fundamental and ever-evolving field of research. The design of new candidate molecules requires large amounts of time and money, and computational methods are being increasingly employed to cut these costs. Machine…

Machine Learning · Statistics 2021-05-28 Pietro Bongini , Monica Bianchini , Franco Scarselli