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Structure-based virtual screening aims to identify high-affinity ligands by estimating binding free energies between proteins and small molecules. However, the conformational flexibility of both proteins and ligands challenges conventional…

生物大分子 · 定量生物学 2025-07-15 Pei-Kun Yang

Computational docking methods can provide structural models of protein-protein complexes, but protein backbone flexibility upon association often thwarts accurate predictions. In recent blind challenges, medium or high accuracy models were…

生物大分子 · 定量生物学 2020-12-29 Ameya Harmalkar , Jeffrey J. Gray

Advancements in AI for science unlocks capabilities for critical drug discovery tasks such as protein-ligand binding affinity prediction. However, current models overfit to existing oversimplified datasets that does not represent naturally…

机器学习 · 计算机科学 2025-12-02 Ming-Hsiu Wu , Ziqian Xie , Shuiwang Ji , Degui Zhi

Molecular docking is a key task in computational biology that has attracted increasing interest from the machine learning community. While existing methods have achieved success, they generally treat each protein-ligand pair in isolation.…

生物大分子 · 定量生物学 2025-01-28 Jiaqi Guan , Jiahan Li , Xiangxin Zhou , Xingang Peng , Sheng Wang , Yunan Luo , Jian Peng , Jianzhu Ma

Despite significant progress in static protein structure collection and prediction, the dynamic behavior of proteins, one of their most vital characteristics, has been largely overlooked in prior research. This oversight can be attributed…

Protein-ligand complex structures have been utilised to design benchmark machine learning methods that perform important tasks related to drug design such as receptor binding site detection, small molecule docking and binding affinity…

生物大分子 · 定量生物学 2021-08-26 Rishal Aggarwal , Akash Gupta , U Deva Priyakumar

Recent advances in de novo protein binder design have enabled increasing experimental validation, yet reported in silico metrics remain difficult to interpret or compare across studies due to non-standardized evaluation protocols. We…

定量方法 · 定量生物学 2026-05-25 Cong Liu , Milong Ren , Jiaqi Guan , Chengyue Gong , Jinyuan Sun , Xinshi Chen , Wenzhi Xiao

Protein-ligand modeling underpins computational drug discovery and molecular design. Existing protein-ligand benchmarks typically evaluate whether a protein and ligand interact and how strongly they bind, through tasks such as binary…

机器学习 · 计算机科学 2026-05-26 Zhaohan Meng , Zhen Bai , Ke Yuan , Iadh Ounis , Zaiqiao Meng , Hao Xu , Joseph Loscalzo

Structure-based protein design has attracted increasing interest, with numerous methods being introduced in recent years. However, a universally accepted method for evaluation has not been established, since the wet-lab validation can be…

定量方法 · 定量生物学 2023-12-04 Chuanrui Wang , Bozitao Zhong , Zuobai Zhang , Narendra Chaudhary , Sanchit Misra , Jian Tang

Protein complex formation is a central problem in biology, being involved in most of the cell's processes, and essential for applications, e.g. drug design or protein engineering. We tackle rigid body protein-protein docking, i.e.,…

Designing compounds with desired properties is a key element of the drug discovery process. However, measuring progress in the field has been challenging due to the lack of realistic retrospective benchmarks, and the large cost of…

生物大分子 · 定量生物学 2023-06-16 Tobiasz Cieplinski , Tomasz Danel , Sabina Podlewska , Stanislaw Jastrzebski

Despite considerable efforts, structural prediction of protein-peptide complexes is still a very challenging task, mainly due to two reasons: high flexibility of the peptides and transient character of their interactions with proteins.…

生物大分子 · 定量生物学 2016-05-31 Mateusz Kurcinski , Maciej Pawel Ciemny , Maciej Blaszczyk , Andrzej Kolinski , Sebastian Kmiecik

Intrinsically disordered proteins (IDPs) and multidomain proteins with flexible linkers show a high level of structural heterogeneity and are best described by ensembles consisting of multiple conformations with associated thermodynamic…

生物大分子 · 定量生物学 2021-12-13 F. Emil Thomasen , Kresten Lindorff-Larsen

The effects of ligand binding on protein structures and their in vivo functions carry numerous implications for modern biomedical research and biotechnology development efforts such as drug discovery. Although several deep learning (DL)…

机器学习 · 计算机科学 2026-03-24 Alex Morehead , Nabin Giri , Jian Liu , Pawan Neupane , Jianlin Cheng

Comprehensive knowledge of protein-ligand interactions should provide a useful basis for annotating protein functions, studying protein evolution, engineering enzymatic activity, and designing drugs. To investigate the diversity and…

生物大分子 · 定量生物学 2009-02-11 Akira R. Kinjo , Haruki Nakamura

We present a simple, modular graph-based convolutional neural network that takes structural information from protein-ligand complexes as input to generate models for activity and binding mode prediction. Complex structures are generated by…

生物大分子 · 定量生物学 2020-02-26 Joseph A. Morrone , Jeffrey K. Weber , Tien Huynh , Heng Luo , Wendy D. Cornell

Understanding how proteins structurally interact is crucial to modern biology, with applications in drug discovery and protein design. Recent machine learning methods have formulated protein-small molecule docking as a generative problem…

Protein-ligand structure prediction is an essential task in drug discovery, predicting the binding interactions between small molecules (ligands) and target proteins (receptors). Recent advances have incorporated deep learning techniques to…

Disordered proteins play essential roles in myriad cellular processes, yet their structural characterization remains a major challenge due to their dynamic and heterogeneous nature. We here present a community-driven initiative to address…

Using the perturbation-response scanning (PRS) technique, we study a set of 23 proteins that display a variety of conformational motions upon ligand binding (e.g. shear, hinge, allosteric). In most cases, PRS determines residues that may be…

生物大分子 · 定量生物学 2015-05-18 C Atilgan , Z N Gerek , S B Ozkan , A R Atilgan
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