English
Related papers

Related papers: Position Specific Scoring Is All You Need? Revisit…

200 papers

Position-specific scoring matrices (PSSMs) are useful for detecting weak homology in protein sequence analysis, and they are thought to contain some essential signatures of the protein families. In order to elucidate what kind of…

Biomolecules · Quantitative Biology 2008-04-14 Akira R. Kinjo , Haruki Nakamura

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

Inferring the structural properties of a protein from its amino acid sequence is a challenging yet important problem in biology. Structures are not known for the vast majority of protein sequences, but structure is critical for…

Machine Learning · Computer Science 2019-10-17 Tristan Bepler , Bonnie Berger

Experimental determination of protein function is resource-consuming. As an alternative, computational prediction of protein function has received attention. In this context, protein structural classification (PSC) can help, by allowing for…

Molecular Networks · Quantitative Biology 2020-03-17 Khalique Newaz , Mahboobeh Ghalehnovi , Arash Rahnama , Panos J. Antsaklis , Tijana Milenkovic

Sequence set is a widely-used type of data source in a large variety of fields. A typical example is protein structure prediction, which takes an multiple sequence alignment (MSA) as input and aims to infer structural information from it.…

Biomolecules · Quantitative Biology 2019-06-27 Fusong Ju , Jianwei Zhu , Guozheng Wei , Qi Zhang , Shiwei Sun , Dongbo Bu

With the exponential increase of the protein sequence databases over time, multiple-sequence alignment (MSA) methods, like PSI-BLAST, perform exhaustive and time-consuming database search to retrieve evolutionary information. The resulting…

Quantitative Methods · Quantitative Biology 2023-08-21 Issar Arab

Composed of amino acid chains that influence how they fold and thus dictating their function and features, proteins are a class of macromolecules that play a central role in major biological processes and are required for the structure,…

Quantitative Methods · Quantitative Biology 2022-07-15 Aaron Wang

Mass spectrometry (MS) is an important technique for chemical profiling which calculates for a sample a high dimensional histogram-like spectrum. A crucial step of MS data processing is the peak picking which selects peaks containing…

Machine Learning · Statistics 2009-10-05 Theodore Alexandrov , Klaus Steinhorst , Oliver Keszoecze , Stefan Schiffler

Accurately assigning folds for divergent protein sequences is a major obstacle to structural studies and underlies the inverse protein folding problem. Herein, we outline our theories for fold-recognition in the "twilight-zone" of sequence…

Quantitative Methods · Quantitative Biology 2010-08-31 Yoojin Hong , Kyung Dae Ko , Gaurav Bhardwaj , Zhenhai Zhang , Damian B. van Rossum , Randen L. Patterson

Protein-ligand scoring is a central component of structure-based drug design, underpinning molecular docking, virtual screening, and pose optimization. Conventional physics-based energy functions are often computationally expensive,…

Biomolecules · Quantitative Biology 2026-02-24 Zhangfan Yang , Baoyun Chen , Dong Xu , Jia Wang , Ruibin Bai , Junkai Ji , Zexuan Zhu

We introduce a protein language model for determining the complete sequence of a peptide based on measurement of a limited set of amino acids. To date, protein sequencing relies on mass spectrometry, with some novel edman degregation based…

In sequence-based predictions, conventionally an input sequence is represented by a multiple sequence alignment (MSA) or a representation derived from MSA, such as a position-specific scoring matrix. Recently, inspired by the development in…

Quantitative Methods · Quantitative Biology 2021-10-18 Nabil Ibtehaz , Daisuke Kihara

Analysis of large-scale sequential data has been one of the most crucial tasks in areas such as bioinformatics, text, and audio mining. Existing string kernels, however, either (i) rely on local features of short substructures in the…

Machine Learning · Computer Science 2019-12-02 Lingfei Wu , Ian En-Hsu Yen , Siyu Huo , Liang Zhao , Kun Xu , Liang Ma , Shouling Ji , Charu Aggarwal

Proteins are the major building blocks of life, and actuators of almost all chemical and biophysical events in living organisms. Their native structures in turn enable their biological functions which have a fundamental role in drug design.…

Protein structure similarity search (PSSS), which tries to search proteins with similar structures, plays a crucial role across diverse domains from drug design to protein function prediction and molecular evolution. Traditional…

Machine Learning · Computer Science 2024-11-14 Jin Han , Wu-Jun Li

Protein language models (PLMs) encode rich biological information, yet their internal neuron representations are poorly understood. We introduce the first automated framework for labeling every neuron in a PLM with biologically grounded…

Machine Learning · Computer Science 2025-07-10 Arjun Banerjee , David Martinez , Camille Dang , Ethan Tam

De novo peptide sequencing algorithms have been widely used in proteomics to analyse tandem mass spectra (MS/MS) and assign them to peptides, but quality-control methods to evaluate the confidence of de novo peptide sequencing are lagging…

Neural and Evolutionary Computing · Computer Science 2019-08-22 Samaneh Azari , Bing Xue , Mengjie Zhang , Lifeng Peng

Structural assessment of biomolecular complexes is vital for translating molecular models into functional insights, shaping our understanding of biology and aiding drug discovery. However, current structure-based scoring functions often…

We are now witnessing significant progress of deep learning methods in a variety of tasks (or datasets) of proteins. However, there is a lack of a standard benchmark to evaluate the performance of different methods, which hinders the…

Machine Learning · Computer Science 2022-09-20 Minghao Xu , Zuobai Zhang , Jiarui Lu , Zhaocheng Zhu , Yangtian Zhang , Chang Ma , Runcheng Liu , Jian Tang

Evolution in its course found a variety of solutions to the same optimisation problem. The advent of high-throughput genomic sequencing has made available extensive data from which, in principle, one can infer the underlying structure on…

Quantitative Methods · Quantitative Biology 2016-04-12 Silvia Grigolon , Silvio Franz , Matteo Marsili
‹ Prev 1 2 3 10 Next ›