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Related papers: Designing Cyclic Peptides via Harmonic SDE with At…

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Cyclic peptides, characterized by geometric constraints absent in linear peptides, offer enhanced biochemical properties, presenting new opportunities to address unmet medical needs. However, designing target-specific cyclic peptides…

Machine Learning · Computer Science 2025-07-15 Dapeng Jiang , Xiangzhe Kong , Jiaqi Han , Mingyu Li , Rui Jiao , Wenbing Huang , Stefano Ermon , Jianzhu Ma , Yang Liu

Peptides, short chains of amino acid residues, play a vital role in numerous biological processes by interacting with other target molecules, offering substantial potential in drug discovery. In this work, we present PepFlow, the first…

Biomolecules · Quantitative Biology 2024-06-04 Jiahan Li , Chaoran Cheng , Zuofan Wu , Ruihan Guo , Shitong Luo , Zhizhou Ren , Jian Peng , Jianzhu Ma

Cyclic peptides are attractive therapeutic modalities because their closed-ring topology can improve stability and target specificity. However, de novo cyclic peptide design remains challenging for diffusion generators, as macrocyclization…

Computational Engineering, Finance, and Science · Computer Science 2026-05-25 Jingjie Zhang , Hanqun Cao , Haosen Shi , He Mutian , Yu Wang , Zijun Gao , Fang Wu , Xiaojun Yao , Chang-Yu Hsieh , Sinno Jialin Pan , Pranam Chatterjee , Chunbin Gu , Pheng-Ann Heng

Peptide-based drugs can bind to protein interaction sites that small molecules often cannot, and are easier to produce than large protein drugs. However, designing effective peptide binders is difficult. A typical peptide has an enormous…

Biomolecules · Quantitative Biology 2025-11-19 Xiaoqiong Xia , Cesar de la Fuente-Nunez

Modeling peptide cyclization is critical for the virtual screening of candidate peptides with desirable physical and pharmaceutical properties. This task is challenging because a cyclic peptide often exhibits diverse, ring-shaped…

Biomolecules · Quantitative Biology 2026-02-13 Yitian Wang , Fanmeng Wang , Angxiao Yue , Wentao Guo , Yaning Cui , Hongteng Xu

This independent research investigates methods to improve the precision of cyclic peptide generation targeting the HIV gp120 trimer using AlphaFold. The study explores proximity-based hotspot mapping at the CD4 binding site, centroid…

Biomolecules · Quantitative Biology 2025-10-16 Cheuk Sau Au

Generative models coupled with reinforcement learning (RL), such as REINVENT and PepINVENT, have emerged as a powerful framework for de novo molecular design. During the ideation process these generative frameworks utilize various…

Artificial Intelligence · Computer Science 2026-05-08 Laura van Weesep , Sunay Chankeshwara , Leonardo De Maria , Florian David , Ola Engkvist , Gökçe Geylan

Structure-Based Drug Design (SBDD) has revolutionized drug discovery by enabling the rational design of molecules for specific protein targets. Despite significant advancements in improving docking scores, advanced 3D-SBDD generative models…

Biomolecules · Quantitative Biology 2025-03-04 Bowen Gao , Yanwen Huang , Yiqiao Liu , Wenxuan Xie , Wei-Ying Ma , Ya-Qin Zhang , Yanyan Lan

We study a fundamental problem in structure-based drug design -- generating molecules that bind to specific protein binding sites. While we have witnessed the great success of deep generative models in drug design, the existing methods are…

Biomolecules · Quantitative Biology 2022-11-15 Shitong Luo , Jiaqi Guan , Jianzhu Ma , Jian Peng

Despite the exciting progress in target-specific de novo protein binder design, peptide binder design remains challenging due to the flexibility of peptide structures and the scarcity of protein-peptide complex structure data. In this…

Biomolecules · Quantitative Biology 2024-09-04 Fanhao Wang , Yuzhe Wang , Laiyi Feng , Changsheng Zhang , Luhua Lai

Despite the prevalence and many successes of deep learning applications in de novo molecular design, the problem of peptide generation targeting specific proteins remains unsolved. A main barrier for this is the scarcity of the high-quality…

Computational Engineering, Finance, and Science · Computer Science 2023-02-06 Tong Lin , Sijie Chen , Ruchira Basu , Dehu Pei , Xiaolin Cheng , Levent Burak Kara

Peptides, short chains of amino acids, interact with target proteins, making them a unique class of protein-based therapeutics for treating human diseases. Recently, deep generative models have shown great promise in peptide generation.…

Biomolecules · Quantitative Biology 2025-05-21 Jiahan Li , Tong Chen , Shitong Luo , Chaoran Cheng , Jiaqi Guan , Ruihan Guo , Sheng Wang , Ge Liu , Jian Peng , Jianzhu Ma

Peptide design plays a pivotal role in therapeutics, allowing brand new possibility to leverage target binding sites that are previously undruggable. Most existing methods are either inefficient or only concerned with the target-agnostic…

Biomolecules · Quantitative Biology 2024-10-31 Xiangzhe Kong , Yinjun Jia , Wenbing Huang , Yang Liu

Peptides are biomolecules comprised of amino acids that play an important role in our body. In recent years, peptides have received extensive attention in drug design and synthesis, and peptide prediction tasks help us better search for…

Machine Learning · Computer Science 2024-11-26 Zengzhu Guo , Zhiqi Ma

Peptide self-assembly prediction offers a powerful bottom-up strategy for designing biocompatible, low-toxicity materials for large-scale synthesis in a broad range of biomedical and energy applications. However, screening the vast sequence…

Biomolecules · Quantitative Biology 2026-04-23 Nuno Costa , Julija Zavadlav

Cyclic polymers display unique physical behaviors in comparison to their linear counterparts. Theoretical, computational and experimental studies have revealed that some of their distinctive properties are also observed in charged variants…

Soft Condensed Matter · Physics 2023-12-01 Andrzej Grzyb , Khristine Haydukivska , Jarosław S. Kłos , Aykut Erbaş , Jarosław Paturej

Peptide compounds demonstrate considerable potential as therapeutic agents due to their high target affinity and low toxicity, yet their drug development is constrained by their low membrane permeability. Molecular weight and peptide length…

Machine Learning · Computer Science 2025-05-26 Shuang Wu , Meijie Wang , Lun Yu

Deep learning has made significant progress in protein structure prediction, advancing the development of computational biology. However, despite the high accuracy achieved in predicting single-chain structures, a significant number of…

Biomolecules · Quantitative Biology 2024-03-08 Zhaoqun Li , Jingcheng Yu , Qiwei Ye

Structure-based drug design (SBDD) leverages the three-dimensional geometry of proteins to identify potential drug candidates. Traditional approaches, rooted in physicochemical modeling and domain expertise, are often resource-intensive.…

Quantitative Methods · Quantitative Biology 2024-11-19 Zaixi Zhang , Jiaxian Yan , Yining Huang , Qi Liu , Enhong Chen , Mengdi Wang , Marinka Zitnik

We develop a backstepping control design for a class of continuum systems of linear hyperbolic PDEs, described by a coupled system of an ensemble of rightward transporting PDEs and a (finite) system of $m$ leftward transporting PDEs. The…

Optimization and Control · Mathematics 2024-10-30 Jukka-Pekka Humaloja , Nikolaos Bekiaris-Liberis
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