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Determining the structure of a protein has been a decades-long open question. A protein's three-dimensional structure often poses nontrivial computation costs, when classical simulation algorithms are utilized. Advances in the transformer…

The goal of Protein Structure Prediction (PSP) problem is to predict a protein's 3D structure (confirmation) from its amino acid sequence. The problem has been a 'holy grail' of science since the Noble prize-winning work of Anfinsen…

生物大分子 · 定量生物学 2023-01-24 Abbi Abdel-Rehim , Oghenejokpeme Orhobor , Hang Lou , Hao Ni , Ross D. King

Geometric Graph Neural Networks (GNNs) and Transformers have become state-of-the-art for learning from 3D protein structures. However, their reliance on message passing prevents them from capturing the hierarchical interactions that govern…

机器学习 · 计算机科学 2025-12-09 Chang Liu , Vivian Li , Linus Leong , Vladimir Radenkovic , Pietro Liò , Chaitanya K. Joshi

In this study, we present a method of pattern mining based on network theory that enables the identification of protein structures or complexes from synthetic volume densities, without the knowledge of predefined templates or human biases…

定量方法 · 定量生物学 2022-10-18 August George , Doo Nam Kim , Trevor Moser , Ian T. Gildea , James E. Evans , Margaret S. Cheung

Learning from 3D protein structures has gained wide interest in protein modeling and structural bioinformatics. Unfortunately, the number of available structures is orders of magnitude lower than the training data sizes commonly used in…

生物大分子 · 定量生物学 2022-06-01 Pedro Hermosilla , Timo Ropinski

Deep learning has been widely used for protein engineering. However, it is limited by the lack of sufficient experimental data to train an accurate model for predicting the functional fitness of high-order mutants. Here, we develop SESNet,…

定量方法 · 定量生物学 2023-04-10 Mingchen Li , Liqi Kang , Yi Xiong , Yu Guang Wang , Guisheng Fan , Pan Tan , Liang Hong

The interaction between proteins and nucleic acids is crucial for processes that sustain cellular function, including DNA maintenance and the regulation of gene expression and translation. Amino acid mutations in protein-nucleic acid…

生物大分子 · 定量生物学 2025-12-01 Somnath Mondal , Tinkal Mondal , Soumajit Pramanik , Rukmankesh Mehra

Proteins are the fundamental macromolecules that play diverse and crucial roles in all living matter and have tremendous implications in healthcare, manufacturing, and biotechnology. Their functions are largely determined by the sequences…

生物大分子 · 定量生物学 2024-09-17 Boqiao Lai

Naturally occurring networks exhibit quantitative features revealing underlying growth mechanisms. Numerous network mechanisms have recently been proposed to reproduce specific properties such as degree distributions or clustering…

定量方法 · 定量生物学 2009-11-10 Manuel Middendorf , Etay Ziv , Chris Wiggins

In recent years, significant progress has been made in the field of protein function prediction with the development of various machine-learning approaches. However, most existing methods formulate the task as a multi-classification…

定量方法 · 定量生物学 2024-04-23 Hadi Abdine , Michail Chatzianastasis , Costas Bouyioukos , Michalis Vazirgiannis

Predicting accurate protein-ligand binding affinity is important in drug discovery but remains a challenge even with computationally expensive biophysics-based energy scoring methods and state-of-the-art deep learning approaches. Despite…

The computational prediction of a protein structure from its sequence generally relies on a method to assess the quality of protein models. Most assessment methods rank candidate models using heavily engineered structural features, defined…

生物大分子 · 定量生物学 2018-11-26 Georgy Derevyanko , Sergei Grudinin , Yoshua Bengio , Guillaume Lamoureux

The knowledge regarding the function of proteins is necessary as it gives a clear picture of biological processes. Nevertheless, there are many protein sequences found and added to the databases but lacks functional annotation. The…

定量方法 · 定量生物学 2018-09-13 Anu Vazhayil , Vinayakumar R , Soman KP

Proteins are essential macromolecules of life and thus understanding their function is of great importance. The number of functionally unclassified proteins is large even for simple and well studied organisms such as baker's yeast. Methods…

分子网络 · 定量生物学 2008-02-06 Tijana Milenkovic , Natasa Przulj

In silico methods evaluating the mutation effects of missense mutations are providing an important approach for understanding mutations in personal genomes and identifying disease-relevant biomarkers. However, existing methods, including…

定量方法 · 定量生物学 2024-06-14 Boshen Wang , Bowei Ye , Lin Xu , Jie Liang

Protein language models such as ESM-2 learn rich residue representations that achieve strong performance on protein function prediction, but their features remain difficult to interpret as structural $\&$ evolutionary signals are encoded in…

机器学习 · 计算机科学 2026-05-13 Siddhant Dutta , Edward Tan Beng Wai , Soumick Sarker , Pasan Gunawardane , Jagath C. Rajapakse

Modeling the effects of mutations on the binding affinity plays a crucial role in protein engineering and drug design. In this study, we develop a novel deep learning based framework, named GraphPPI, to predict the binding affinity changes…

生物大分子 · 定量生物学 2021-09-15 Xianggen Liu , Yunan Luo , Sen Song , Jian Peng

AI-based protein structure prediction pipelines, such as AlphaFold2, have achieved near-experimental accuracy. These advanced pipelines mainly rely on Multiple Sequence Alignments (MSAs) as inputs to learn the co-evolution information from…

生物大分子 · 定量生物学 2023-10-19 Xiaomin Fang , Fan Wang , Lihang Liu , Jingzhou He , Dayong Lin , Yingfei Xiang , Xiaonan Zhang , Hua Wu , Hui Li , Le Song

AlphaFold 3 represents a transformative advancement in computational biology, enhancing protein structure prediction through novel multi-scale transformer architectures, biologically informed cross-attention mechanisms, and geometry-aware…

生物大分子 · 定量生物学 2025-08-27 Alireza Abbaszadeh , Armita Shahlaee

Understanding the relationships between protein sequence, structure and function is a long-standing biological challenge with manifold implications from drug design to our understanding of evolution. Recently, protein language models have…

定量方法 · 定量生物学 2024-01-29 Dexiong Chen , Philip Hartout , Paolo Pellizzoni , Carlos Oliver , Karsten Borgwardt