English
Related papers

Related papers: A novel method for predicting transmembrane segmen…

200 papers

This work presents a simple artificial neural network which classifies proteins into two classes from their sequences alone: the membrane protein class and the non-membrane protein class. This may be important in the functional assignment…

Quantitative Methods · Quantitative Biology 2016-05-10 Claude Pasquier , Stavros Hamodrakas

A cascading system of hierarchical, artificial neural networks (named PRED-CLASS) is presented for the generalized classification of proteins into four distinct classes-transmembrane, fibrous, globular, and mixed-from information solely…

Quantitative Methods · Quantitative Biology 2009-02-19 Claude Pasquier , Vasilis Promponas , Stavros Hamodrakas

CoPreTHi is a Java based web application, which combines the results of methods that predict the location of transmembrane segments in protein sequences into a joint prediction histogram. Clearly, the joint prediction algorithm, produces…

Quantitative Methods · Quantitative Biology 2009-02-19 Vasilis Promponas , Giorgos Palaios , Claude Pasquier , Ioannis Hamodrakas , Stavros Hamodrakas

Background: It is necessary and essential to discovery protein function from the novel primary sequences. Wet lab experimental procedures are not only time-consuming, but also costly, so predicting protein structure and function reliably…

Quantitative Methods · Quantitative Biology 2017-03-09 Quan Zou , Shixiang Wan , Ying Ju , Jijun Tang , Xiangxiang Zeng

This paper presents a novel pre-processing scheme to improve the prediction of sand fraction from multiple seismic attributes such as seismic impedance, amplitude and frequency using machine learning and information filtering. The available…

Computational Engineering, Finance, and Science · Computer Science 2015-10-06 Soumi Chaki , Aurobinda Routray , William K. Mohanty

The inapplicability of amino acid covariation methods to small protein families has limited their use for structural annotation of whole genomes. Recently, deep learning has shown promise in allowing accurate residue-residue contact…

Biomolecules · Quantitative Biology 2019-09-10 Joe G Greener , Shaun M Kandathil , David T Jones

Hydrophobic patches on protein surfaces play important functional roles in protein-protein and protein-ligand interactions. Large hydrophobic surfaces are also involved in the progression of aggregation diseases. Predicting exposed…

Quantitative Methods · Quantitative Biology 2024-05-28 Dea Gogishvili , Emmanuel Minois-Genin , Jan van Eck , Sanne Abeln

Protein structures are important for understanding their functions and interactions. Currently, many protein structure prediction methods are enriching the structure database. Discriminating the origin of structures is crucial for…

Biomolecules · Quantitative Biology 2024-10-24 Wenrui Gou , Wenhui Ge , Yang Tan , Mingchen Li , Guisheng Fan , Huiqun Yu

Protein post-translational modification (PTM) site prediction is a fundamental task in bioinformatics. Several computational methods have been developed to predict PTM sites. However, existing methods ignore the structure information and…

Quantitative Methods · Quantitative Biology 2024-01-19 Zhengyi Li , Menglu Li , Lida Zhu , Wen Zhang

Protein structure prediction remains to be an open problem in bioinformatics. There are two main categories of methods for protein structure prediction: Free Modeling (FM) and Template Based Modeling (TBM). Protein threading, belonging to…

Biomolecules · Quantitative Biology 2015-09-14 Haicang Zhang , Mingfu Shao , Chao Wang , Jianwei Zhu , Wei-Mou Zheng , Dongbo Bu

Deep protein structure predictors such as AlphaFold provide confidence estimates (e.g., pLDDT) that are often miscalibrated and degrade under distribution shifts across experimental modalities, temporal changes, and intrinsically disordered…

Machine Learning · Computer Science 2026-01-13 Ibne Farabi Shihab , Sanjeda Akter , Anuj Sharma

Self-supervised pre-training methods on proteins have recently gained attention, with most approaches focusing on either protein sequences or structures, neglecting the exploration of their joint distribution, which is crucial for a…

Machine Learning · Computer Science 2023-07-11 Zuobai Zhang , Minghao Xu , Aurélie Lozano , Vijil Chenthamarakshan , Payel Das , Jian Tang

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…

Quantitative Methods · Quantitative Biology 2018-09-13 Anu Vazhayil , Vinayakumar R , Soman KP

Protein structure prediction remains a challenge in the field of computational biology. Traditional protein structure prediction approaches include template-based modelling (say, homology modelling, and threading), and ab initio. A…

Other Quantitative Biology · Quantitative Biology 2015-07-14 Jianwei Zhu , Haicang Zhang , Chao Wang , Bin Ling , Wei-Mou Zheng , Dongbo Bu

Spatial Transcriptomics is a novel technology that aligns histology images with spatially resolved gene expression profiles. Although groundbreaking, it struggles with gene capture yielding high corruption in acquired data. Given potential…

Computer Vision and Pattern Recognition · Computer Science 2024-09-30 Gabriel Mejia , Daniela Ruiz , Paula Cárdenas , Leonardo Manrique , Daniela Vega , Pablo Arbeláez

As protein therapeutics play an important role in almost all medical fields, numerous studies have been conducted on proteins using artificial intelligence. Artificial intelligence has enabled data driven predictions without the need for…

Quantitative Methods · Quantitative Biology 2023-03-30 Myeonghun Lee , Kyoungmin Min

Backdoor attacks pose significant challenges to the security of machine learning models, particularly for overparameterized models like deep neural networks. In this paper, we propose ProP (Propagation Perturbation), a novel and scalable…

Cryptography and Security · Computer Science 2024-11-12 Tao Ren , Qiongxiu Li

Proteins play a pivotal role in biological systems. The use of machine learning algorithms for protein classification can assist and even guide biological experiments, offering crucial insights for biotechnological applications. We…

Quantitative Methods · Quantitative Biology 2024-10-24 Yizheng Wang , Yixiao Zhai , Yijie Ding , Quan Zou

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…

Quantitative Methods · Quantitative Biology 2022-10-18 August George , Doo Nam Kim , Trevor Moser , Ian T. Gildea , James E. Evans , Margaret S. Cheung

By providing new insights into the distribution of a protein's torsion angles, recent statistical models for this data have pointed the way to more efficient methods for protein structure prediction. Most current approaches have…

Applications · Statistics 2010-11-10 Kristin P. Lennox , David B. Dahl , Marina Vannucci , Ryan Day , Jerry W. Tsai
‹ Prev 1 2 3 10 Next ›