Search Results for author: Tingjun Hou

Found 11 papers, 4 papers with code

AAVDiff: Experimental Validation of Enhanced Viability and Diversity in Recombinant Adeno-Associated Virus (AAV) Capsids through Diffusion Generation

no code implementations16 Apr 2024 Lijun Liu, Jiali Yang, Jianfei Song, Xinglin Yang, Lele Niu, Zeqi Cai, Hui Shi, Tingjun Hou, Chang-Yu Hsieh, Weiran Shen, Yafeng Deng

Additionally, in the absence of AAV9 capsid data, apart from one wild-type sequence, we used the same model to directly generate a number of viable sequences with up to 9 mutations.

Specificity

Deep Geometry Handling and Fragment-wise Molecular 3D Graph Generation

no code implementations15 Mar 2024 Odin Zhang, Yufei Huang, Shichen Cheng, Mengyao Yu, Xujun Zhang, Haitao Lin, Yundian Zeng, Mingyang Wang, Zhenxing Wu, Huifeng Zhao, Zaixi Zhang, Chenqing Hua, Yu Kang, Sunliang Cui, Peichen Pan, Chang-Yu Hsieh, Tingjun Hou

Most earlier 3D structure-based molecular generation approaches follow an atom-wise paradigm, incrementally adding atoms to a partially built molecular fragment within protein pockets.

Graph Generation

Generative AI for Controllable Protein Sequence Design: A Survey

no code implementations16 Feb 2024 Yiheng Zhu, Zitai Kong, Jialu Wu, Weize Liu, Yuqiang Han, Mingze Yin, Hongxia Xu, Chang-Yu Hsieh, Tingjun Hou

To set the stage, we first outline the foundational tasks in protein sequence design in terms of the constraints involved and present key generative models and optimization algorithms.

Drug Discovery Protein Design

Multiscale Topology in Interactomic Network: From Transcriptome to Antiaddiction Drug Repurposing

no code implementations3 Dec 2023 Hongyan Du, Guo-Wei Wei, Tingjun Hou

This study embarked on an innovative and rigorous strategy to unearth potential drug repurposing candidates for opioid and cocaine addiction treatment, bridging the gap between transcriptomic data analysis and drug discovery.

Drug Discovery Topological Data Analysis

From molecules to scaffolds to functional groups: building context-dependent molecular representation via multi-channel learning

no code implementations5 Nov 2023 Yue Wan, Jialu Wu, Tingjun Hou, Chang-Yu Hsieh, Xiaowei Jia

Self-supervised learning (SSL) has emerged as a popular solution, utilizing large-scale, unannotated molecular data to learn a foundational representation of chemical space that might be advantageous for downstream tasks.

Drug Discovery Molecular Property Prediction +3

MolHF: A Hierarchical Normalizing Flow for Molecular Graph Generation

1 code implementation15 May 2023 Yiheng Zhu, Zhenqiu Ouyang, Ben Liao, Jialu Wu, Yixuan Wu, Chang-Yu Hsieh, Tingjun Hou, Jian Wu

However, limited attention is paid to hierarchical generative models, which can exploit the inherent hierarchical structure (with rich semantic information) of the molecular graphs and generate complex molecules of larger size that we shall demonstrate to be difficult for most existing models.

Graph Generation Molecular Graph Generation +1

Sample-efficient Multi-objective Molecular Optimization with GFlowNets

1 code implementation NeurIPS 2023 Yiheng Zhu, Jialu Wu, Chaowen Hu, Jiahuan Yan, Chang-Yu Hsieh, Tingjun Hou, Jian Wu

Many crucial scientific problems involve designing novel molecules with desired properties, which can be formulated as a black-box optimization problem over the discrete chemical space.

Bayesian Optimization

Recent advances in artificial intelligence for retrosynthesis

no code implementations14 Jan 2023 Zipeng Zhong, Jie Song, Zunlei Feng, Tiantao Liu, Lingxiang Jia, Shaolun Yao, Tingjun Hou, Mingli Song

Afterwards, we analyze these methods in terms of their mechanism and performance, and introduce popular evaluation metrics for them, in which we also provide a detailed comparison among representative methods on several public datasets.

Multi-step retrosynthesis Retrosynthesis

Root-aligned SMILES: A Tight Representation for Chemical Reaction Prediction

1 code implementation22 Mar 2022 Zipeng Zhong, Jie Song, Zunlei Feng, Tiantao Liu, Lingxiang Jia, Shaolun Yao, Min Wu, Tingjun Hou, Mingli Song

Chemical reaction prediction, involving forward synthesis and retrosynthesis prediction, is a fundamental problem in organic synthesis.

Chemical Reaction Prediction Retrosynthesis +1

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