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相关论文: PepEDiff: Zero-Shot Peptide Binder Design via Prot…

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Designing ligand-binding proteins, such as enzymes and biosensors, is essential in bioengineering and protein biology. One critical step in this process involves designing protein pockets, the protein interface binding with the ligand.…

生物大分子 · 定量生物学 2024-10-01 Zaixi Zhang , Marinka Zitnik , Qi Liu

Generating molecules that bind to specific proteins is an important but challenging task in drug discovery. Previous works usually generate atoms in an auto-regressive way, where element types and 3D coordinates of atoms are generated one…

生物大分子 · 定量生物学 2024-07-16 Haitao Lin , Yufei Huang , Odin Zhang , Siqi Ma , Meng Liu , Xuanjing Li , Lirong Wu , Jishui Wang , Tingjun Hou , Stan Z. Li

Epitopes are short antigenic peptide sequences which are recognized by antibodies or immune cell receptors. These are central to the development of immunotherapies, vaccines, and diagnostics. However, the rational design of synthetic…

In recent years, there has been an explosion of research on the application of deep learning to the prediction of various peptide properties, due to the significant development and market potential of peptides. Molecular dynamics has…

生物大分子 · 定量生物学 2023-07-19 Zihan Liu , Jiaqi Wang , Yun Luo , Shuang Zhao , Wenbin Li , Stan Z. Li

Protein binder design is central to therapeutics, diagnostics, and synthetic biology, yet practical deployment remains challenging due to fragmented workflows, high computational costs, and complex tool integration. We present…

生物大分子 · 定量生物学 2025-05-29 Jie Gao , Jun Li , Jing Hu , Shanzhuo Zhang , Kunrui Zhu , Yueyang Huang , Xiaonan Zhang , Xiaomin Fang

Proteins perform their biological functions through three-dimensional structures encoded by amino acid sequences, and ligand-binding protein co-design requires models that generate sequence-structure compatible proteins under explicit…

生物大分子 · 定量生物学 2026-05-28 Chen Wei , Fanding Xu , Minghao Sun , Zhiyuan Liu , Lin Wang , Tianrui Jia , Yihang Zhou , Yang Zhang

The cornerstone of computational drug design is the calculation of binding affinity between two biological counterparts, especially a chemical compound, i.e., a ligand, and a protein. Predicting the strength of protein-ligand binding with…

生物大分子 · 定量生物学 2019-12-04 Yanjun Li , Mohammad A. Rezaei , Chenglong Li , Xiaolin Li , Dapeng Wu

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…

机器学习 · 计算机科学 2025-05-26 Shuang Wu , Meijie Wang , Lun Yu

Therapeutic peptides have proven to have great pharmaceutical value and potential in recent decades. However, methods of AI-assisted peptide drug discovery are not fully explored. To fill the gap, we propose a target-aware peptide design…

生物大分子 · 定量生物学 2024-12-10 Haitao Lin , Odin Zhang , Huifeng Zhao , Dejun Jiang , Lirong Wu , Zicheng Liu , Yufei Huang , Stan Z. Li

AI-assisted protein design has emerged as a critical tool for advancing biotechnology, as deep generative models have demonstrated their reliability in this domain. However, most existing models primarily utilize protein sequence or…

计算工程、金融与科学 · 计算机科学 2026-05-27 Changjian Zhou , Yuexi Qiu , Jia Song

Designing protein binders targeting specific sites, which requires to generate realistic and functional interaction patterns, is a fundamental challenge in drug discovery. Current structure-based generative models are limited in generating…

机器学习 · 计算机科学 2025-10-17 Zishen Zhang , Xiangzhe Kong , Wenbing Huang , Yang Liu

Structure-based drug design (SBDD) is crucial for developing specific and effective therapeutics against protein targets but remains challenging due to complex protein-ligand interactions and vast chemical space. Although language models…

生物大分子 · 定量生物学 2024-08-20 Cong Fu , Xiner Li , Blake Olson , Heng Ji , Shuiwang Ji

Motif scaffolding seeks to design scaffold structures for constructing proteins with functions derived from the desired motif, which is crucial for the design of vaccines and enzymes. Previous works approach the problem by inpainting or…

生物大分子 · 定量生物学 2024-06-06 Ke Liu , Weian Mao , Shuaike Shen , Xiaoran Jiao , Zheng Sun , Hao Chen , Chunhua Shen

Diffusion models (DMs), lauded for their generative performance, are computationally prohibitive due to their billion-scale parameters and iterative denoising dynamics. Existing efficiency techniques, such as quantization, timestep…

机器学习 · 计算机科学 2026-01-21 Arani Roy , Shristi Das Biswas , Kaushik Roy

Dual-target therapeutic strategies have become a compelling approach and attracted significant attention due to various benefits, such as their potential in overcoming drug resistance in cancer therapy. Considering the tremendous success…

机器学习 · 计算机科学 2024-11-27 Xiangxin Zhou , Jiaqi Guan , Yijia Zhang , Xingang Peng , Liang Wang , Jianzhu Ma

In this work, we introduce AutoFragDiff, a fragment-based autoregressive diffusion model for generating 3D molecular structures conditioned on target protein structures. We employ geometric vector perceptrons to predict atom types and…

生物大分子 · 定量生物学 2024-01-12 Mahdi Ghorbani , Leo Gendelev , Paul Beroza , Michael J. Keiser

Peptide classification tasks, such as predicting toxicity and HIV inhibition, are fundamental to bioinformatics and drug discovery. Traditional approaches rely heavily on handcrafted encodings of one-dimensional (1D) peptide sequences,…

人工智能 · 计算机科学 2025-11-14 Vincent Schilling , Akshat Dubey , Georges Hattab

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.…

定量方法 · 定量生物学 2024-11-19 Zaixi Zhang , Jiaxian Yan , Yining Huang , Qi Liu , Enhong Chen , Mengdi Wang , Marinka Zitnik

Excessive consumption of dietary sugars is a major contributor to metabolic disorders, driving global interest in finding alternative sweeteners with reduced caloric impact. Natural sweet proteins, such as brazzein, offer exceptional…

生物大分子 · 定量生物学 2026-01-22 Saisai Ding , Yi Zhang

We introduce IgDiff, an antibody variable domain diffusion model based on a general protein backbone diffusion framework which was extended to handle multiple chains. Assessing the designability and novelty of the structures generated with…

生物大分子 · 定量生物学 2024-05-14 Daniel Cutting , Frédéric A. Dreyer , David Errington , Constantin Schneider , Charlotte M. Deane