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We describe two complementary methods to quantify the degree of burial of ligand and/or ligand binding site (LBS) in a protein-ligand complex, namely, the "cutting plane" (CP) and the "tangent sphere" (TS) methods. To construct the CP and…

Biomolecules · Quantitative Biology 2015-05-06 Vicente M. Reyes

Ligand burial depth is an indicator of protein flexibility, as the extent of receptor conformational change required to bind a ligand in general varies directly with its depth of burial. In a companion paper (Reyes, V.M. 2015a), we report…

Biomolecules · Quantitative Biology 2015-12-02 Vicente M. Reyes

Prediction of ligand binding sites of proteins is a fundamental and important task for understanding the function of proteins and screening potential drugs. Most existing methods require experimentally determined protein holo-structures as…

Quantitative Methods · Quantitative Biology 2023-12-07 Shuo Zhang , Lei Xie

Due to increased activity in high-throughput structural genomics efforts around the globe, there has been an accumulation of experimental protein 3D structures lacking functional annotation, thus creating a need for structure-based protein…

Biomolecules · Quantitative Biology 2015-05-06 Vicente M. Reyes

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…

Machine Learning · Computer Science 2026-05-26 Zhaohan Meng , Zhen Bai , Ke Yuan , Iadh Ounis , Zaiqiao Meng , Hao Xu , Joseph Loscalzo

We have developed an analytical, ligand-specific and scalable algorithm that detects a "signature" of the 3D binding site of a given ligand in a protein 3D structure. The said signature is a 3D motif in the form of an irregular tetrahedron…

Biomolecules · Quantitative Biology 2015-05-06 Vicente M. Reyes

Decoding protein-protein interactions (PPIs) at the residue level is crucial for understanding cellular mechanisms and developing targeted therapeutics. We present Seq2Bind Webserver, a computational framework that leverages fine-tuned…

Quantitative Methods · Quantitative Biology 2025-06-18 Xiang Ma , Supantha Dey , Vaishnavey SR , Casey Zelinski , Qi Li , Ratul Chowdhury

The presence of tertiary lymphoid structures (TLSs) on pancreatic pathological images is an important prognostic indicator of pancreatic tumors. Therefore, TLSs detection on pancreatic pathological images plays a crucial role in diagnosis…

Image and Video Processing · Electrical Eng. & Systems 2023-07-28 Bingxue Wang , Liwen Zou , Jun Chen , Yingying Cao , Zhenghua Cai , Yudong Qiu , Liang Mao , Zhongqiu Wang , Jingya Chen , Luying Gui , Xiaoping Yang

Protein structures represent the key to deciphering biological functions. The more detailed form of similarity among these proteins is sometimes overlooked by the conventional structural comparison methods. In contrast, further advanced…

Machine Learning · Computer Science 2026-01-21 Poorya Khajouie , Titli Sarkar , Krishna Rauniyar , Li Chen , Wu Xu , Vijay Raghavan

The protein-ligand binding affinity (PLA) prediction goal is to predict whether or not the ligand could bind to a protein sequence. Recently, in PLA prediction, deep learning has received much attention. Two steps are involved in deep…

Quantitative Methods · Quantitative Biology 2024-05-21 Karim Abbasi , Parvin Razzaghi , Amin Ghareyazi , Hamid R. Rabiee

Volumetric segmentation of lesions on CT scans is important for many types of analysis, including lesion growth kinetic modeling in clinical trials and machine learning of radiomic features. Manual segmentation is laborious, and impractical…

Computer Vision and Pattern Recognition · Computer Science 2018-11-13 Bo Zhou , Randolph Crawford , Belma Dogdas , Gregory Goldmacher , Antong Chen

We present TerraBind, a foundation model for protein-ligand structure and binding affinity prediction that achieves 26-fold faster inference than state-of-the-art methods while improving affinity prediction accuracy by $\sim$20\%. Current…

This paper presents the methods that have participated in the SHREC 2022 contest on protein-ligand binding site recognition. The prediction of protein-ligand binding regions is an active research domain in computational biophysics and…

Protein-peptide interactions play essential functional roles in living organisms and their structural characterization is a hot subject of current experimental and theoretical research. Computational modeling of the structure of…

Network theory-based approaches provide valuable insights into the variations in global structural connectivity between differing dynamical states of proteins. Our objective is to review network-based analyses to elucidate such variations,…

Virtual screening (VS) is an essential task in drug discovery, focusing on the identification of small-molecule ligands that bind to specific protein pockets. Existing deep learning methods, from early regression models to recent…

Machine Learning · Computer Science 2025-11-11 Bowei He , Bowen Gao , Yankai Chen , Yanyan Lan , Chen Ma , Philip S. Yu , Ya-Qin Zhang , Wei-Ying Ma

Geometry and topology are the main factors that determine the functional properties of proteins. In this work, we show how to use the Gauss linking integral (GLN) in the form of a matrix diagram - for a pair of a loop and a tail - to study…

Biomolecules · Quantitative Biology 2020-05-12 Wanda Niemyska , Kenneth C. Millett , Joanna I. Sulkowska

Liquid chromatography with tandem mass spectrometry (LC-MS/MS) based proteomics is a well-established research field with major applications such as identification of disease biomarkers, drug discovery, drug design and development. In…

Quantitative Methods · Quantitative Biology 2018-01-08 Fatema Tuz Zohora , Ngoc Hieu Tran , Xianglilan Zhang , Lei Xin , Baozhen Shan , Ming Li

Partial Least Squares (PLS) is a widely used method for data integration, designed to extract latent components shared across paired high-dimensional datasets. Despite decades of practical success, a precise theoretical understanding of its…

Machine Learning · Statistics 2025-12-18 Victor Léger , Florent Chatelain

The detection of ligand binding sites for proteins is a fundamental step in Structure-Based Drug Design. Despite notable advances in recent years, existing methods, datasets, and evaluation metrics are confronted with several key…

Quantitative Methods · Quantitative Biology 2025-11-12 Jigang Fan , Quanlin Wu , Shengjie Luo , Liwei Wang
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