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Related papers: De novo antibody design with SE(3) diffusion

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We introduce AbDiffuser, an equivariant and physics-informed diffusion model for the joint generation of antibody 3D structures and sequences. AbDiffuser is built on top of a new representation of protein structure, relies on a novel…

The design of novel protein structures remains a challenge in protein engineering for applications across biomedicine and chemistry. In this line of work, a diffusion model over rigid bodies in 3D (referred to as frames) has shown success…

Machine Learning · Computer Science 2023-05-24 Jason Yim , Brian L. Trippe , Valentin De Bortoli , Emile Mathieu , Arnaud Doucet , Regina Barzilay , Tommi Jaakkola

Nature creates diverse proteins through a 'divide and assembly' strategy. Inspired by this idea, we introduce ProteinWeaver, a two-stage framework for protein backbone design. Our method first generates individual protein domains and then…

Biomolecules · Quantitative Biology 2024-11-28 Yiming Ma , Fei Ye , Yi Zhou , Zaixiang Zheng , Dongyu Xue , Quanquan Gu

Structure-based drug design (SBDD), which aims to generate molecules that can bind tightly to the target protein, is an essential problem in drug discovery, and previous approaches have achieved initial success. However, most existing…

Machine Learning · Computer Science 2024-04-04 Xinze Li , Penglei Wang , Tianfan Fu , Wenhao Gao , Chengtao Li , Leilei Shi , Junhong Liu

Antibody co-design represents a critical frontier in drug development, where accurate prediction of both 1D sequence and 3D structure of complementarity-determining regions (CDRs) is essential for targeting specific epitopes. Despite recent…

Biomolecules · Quantitative Biology 2025-02-27 Jiayang Wu , Xingyi Zhang , Xiangyu Dong , Kun Xie , Ziqi Liu , Wensheng Gan , Sibo Wang , Le Song

Recent advancements in protein design have leveraged diffusion models to generate structural scaffolds, followed by a process known as protein inverse folding, which involves sequence inference on these scaffolds. However, these…

Biomolecules · Quantitative Biology 2025-02-27 Xingyi Zhang , Kun Xie , Ningqiao Huang , Wei Liu , Peilin Zhao , Sibo Wang , Kangfei Zhao , Biaobin Jiang

Designing protein-binding proteins with high affinity is critical in biomedical research and biotechnology. Despite recent advancements targeting specific proteins, the ability to create high-affinity binders for arbitrary protein targets…

Machine Learning · Computer Science 2025-11-03 Zhenqiao Song , Tiaoxiao Li , Lei Li , Martin Renqiang Min

Antibodies are versatile proteins that bind to pathogens like viruses and stimulate the adaptive immune system. The specificity of antibody binding is determined by complementarity-determining regions (CDRs) at the tips of these Y-shaped…

Biomolecules · Quantitative Biology 2022-01-31 Wengong Jin , Jeremy Wohlwend , Regina Barzilay , Tommi Jaakkola

Construction of a scaffold structure that supports a desired motif, conferring protein function, shows promise for the design of vaccines and enzymes. But a general solution to this motif-scaffolding problem remains open. Current…

Biomolecules · Quantitative Biology 2023-03-21 Brian L. Trippe , Jason Yim , Doug Tischer , David Baker , Tamara Broderick , Regina Barzilay , Tommi Jaakkola

Antibodies are essential proteins responsible for immune responses in organisms, capable of specifically recognizing antigen molecules of pathogens. Recent advances in generative models have significantly enhanced rational antibody design.…

Artificial Intelligence · Computer Science 2025-11-10 Zichen Wang , Yaokun Ji , Jianing Tian , Shuangjia Zheng

Structure-based drug design (SBDD) aims to generate 3D ligand molecules that bind to specific protein targets. Existing 3D deep generative models including diffusion models have shown great promise for SBDD. However, it is complex to…

Biomolecules · Quantitative Biology 2024-03-01 Zhilin Huang , Ling Yang , Zaixi Zhang , Xiangxin Zhou , Yu Bao , Xiawu Zheng , Yuwei Yang , Yu Wang , Wenming Yang

We consider the problem of antibody sequence design given 3D structural information. Building on previous work, we propose a fine-tuned inverse folding model that is specifically optimised for antibody structures and outperforms generic…

Biomolecules · Quantitative Biology 2023-10-31 Frédéric A. Dreyer , Daniel Cutting , Constantin Schneider , Henry Kenlay , Charlotte M. Deane

Designing 3D ligands within a target binding site is a fundamental task in drug discovery. Existing structured-based drug design methods treat all ligand atoms equally, which ignores different roles of atoms in the ligand for drug design…

Biomolecules · Quantitative Biology 2024-03-14 Jiaqi Guan , Xiangxin Zhou , Yuwei Yang , Yu Bao , Jian Peng , Jianzhu Ma , Qiang Liu , Liang Wang , Quanquan Gu

The de novo design of proteins refers to creating proteins with specific structures and functions that do not naturally exist. In recent years, the accumulation of high-quality protein structure and sequence data and technological…

Biomolecules · Quantitative Biology 2025-04-24 Yujie Qin , Ming He , Changyong Yu , Ming Ni , Xian Liu , Xiaochen Bo

The ability to computationally generate novel yet physically foldable protein structures could lead to new biological discoveries and new treatments targeting yet incurable diseases. Despite recent advances in protein structure prediction,…

Biomolecules · Quantitative Biology 2022-11-28 Kevin E. Wu , Kevin K. Yang , Rianne van den Berg , James Y. Zou , Alex X. Lu , Ava P. Amini

Structure-based drug design (SBDD) aims to design small-molecule ligands that bind with high affinity and specificity to pre-determined protein targets. Generative SBDD methods leverage structural data of drugs in complex with their protein…

Designing antibody sequences to better resemble those observed in natural human repertoires is a key challenge in biologics development. We introduce IgCraft: a multi-purpose model for paired human antibody sequence generation, built on…

Biomolecules · Quantitative Biology 2025-04-16 Matthew Greenig , Haowen Zhao , Vladimir Radenkovic , Aubin Ramon , Pietro Sormanni

We present FrameFlow, a method for fast protein backbone generation using SE(3) flow matching. Specifically, we adapt FrameDiff, a state-of-the-art diffusion model, to the flow-matching generative modeling paradigm. We show how flow…

Computational protein design, i.e. inferring novel and diverse protein sequences consistent with a given structure, remains a major unsolved challenge. Recently, deep generative models that learn from sequences alone or from sequences and…

Biomolecules · Quantitative Biology 2021-11-15 Igor Melnyk , Payel Das , Vijil Chenthamarakshan , Aurelie Lozano

We present SeedProteo, a diffusion-based model for de novo all-atom protein design. We demonstrate how to repurpose a cutting-edge folding architecture into a powerful generative design framework by effectively integrating self-conditioning…

Biomolecules · Quantitative Biology 2026-02-25 Wei Qu , Yiming Ma , Fei Ye , Chan Lu , Yi Zhou , Kexin Zhang , Lan Wang , Minrui Gui , Quanquan Gu
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