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Related papers: Peptide Sequencing Via Protein Language Models

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A Profile Mixture Model is a model of protein evolution, describing sequence data in which sites are assumed to follow many related substitution processes on a single evolutionary tree. The processes depend in part on different amino acid…

Populations and Evolution · Quantitative Biology 2020-07-07 Samaneh Yourdkhani , Elizabeth S. Allman , John A. Rhodes

The unbounded permutations of biological molecules, including proteins and their constituent peptides, presents a dilemma in identifying the components of complex biosamples. Sequence search algorithms used to identify peptide spectra can…

Quantitative Methods · Quantitative Biology 2023-05-17 Lewis Y. Geer , Joel Lapin , Douglas J. Slotta , Tytus D. Mak , Stephen E. Stein

The ability to accurately model the fitness landscape of protein sequences is critical to a wide range of applications, from quantifying the effects of human variants on disease likelihood, to predicting immune-escape mutations in viruses…

Machine Learning · Computer Science 2022-05-30 Pascal Notin , Mafalda Dias , Jonathan Frazer , Javier Marchena-Hurtado , Aidan Gomez , Debora S. Marks , Yarin Gal

Autoregressive models have transformed protein engineering by enabling the generation of novel protein sequences beyond those found in nature. However, their sequential inference introduces significant latency, limiting their utility in…

Machine Learning · Computer Science 2025-09-29 Thomas Walton , Darin Tsui , Aryan Musharaf , Amirali Aghazadeh

Current protein language models (PLMs) learn protein representations mainly based on their sequences, thereby well capturing co-evolutionary information, but they are unable to explicitly acquire protein functions, which is the end goal of…

Biomolecules · Quantitative Biology 2023-07-06 Minghao Xu , Xinyu Yuan , Santiago Miret , Jian Tang

Mass spectrometry provides a high-throughput approach to identify proteins in biological samples. A key step in the analysis of mass spectrometry data is to identify the peptide sequence that, most probably, gave rise to each observed…

Applications · Statistics 2013-01-14 Qunhua Li , Jimmy K. Eng , Matthew Stephens

Segmentation remains an important preprocessing step both in languages where "words" or other important syntactic/semantic units (like morphemes) are not clearly delineated by white space, as well as when dealing with continuous speech…

Computation and Language · Computer Science 2021-09-07 C. M. Downey , Fei Xia , Gina-Anne Levow , Shane Steinert-Threlkeld

The worldwide surge of multiresistant microbial strains has propelled the search for alternative treatment options. The study of Protein-Protein Interactions (PPIs) has been a cornerstone in the clarification of complex physiological and…

Predicting protein function from amino acid sequence remains a central challenge in data-scarce (low-$N$) regimes, limiting machine learning-guided protein design when only small amounts of assay-labeled sequence-function data are…

Machine Learning · Computer Science 2025-08-27 Darin Tsui , Kunal Talreja , Amirali Aghazadeh

Protein language models (PLMs) have transformed sequence-based protein analysis, yet most applications rely only on final-layer embeddings, which may overlook biologically meaningful information encoded in earlier layers. We systematically…

Quantitative Methods · Quantitative Biology 2025-12-02 Ajit Kumar , IndraPrakash Jha

Protein language models (PLMs) have enabled advances in structure prediction and de novo protein design, yet they frequently collapse into pathological repetition during generation. Unlike in text, where repetition merely reduces…

Biomolecules · Quantitative Biology 2026-02-03 Jiahao Zhang , Zeqing Zhang , Di Wang , Lijie Hu

Protein representation learning methods have shown great potential to yield useful representation for many downstream tasks, especially on protein classification. Moreover, a few recent studies have shown great promise in addressing…

Machine Learning · Computer Science 2023-04-11 Can Chen , Jingbo Zhou , Fan Wang , Xue Liu , Dejing Dou

Recently developed deep learning techniques have significantly improved the accuracy of various speech and image recognition systems. In this paper we adapt some of these techniques for protein secondary structure prediction. We first train…

Machine Learning · Computer Science 2016-11-07 Akosua Busia , Jasmine Collins , Navdeep Jaitly

Geometric deep learning has recently achieved great success in non-Euclidean domains, and learning on 3D structures of large biomolecules is emerging as a distinct research area. However, its efficacy is largely constrained due to the…

Machine Learning · Computer Science 2023-10-31 Fang Wu , Lirong Wu , Dragomir Radev , Jinbo Xu , Stan Z. Li

Clinical variant classification of pathogenic versus benign genetic variants remains a pivotal challenge in clinical genetics. Recently, the proposition of protein language models has improved the generic variant effect prediction (VEP)…

Genomics · Quantitative Biology 2023-11-09 Huixin Zhan , Zijun Zhang

Protein language models trained on the masked language modeling objective learn to predict the identity of hidden amino acid residues within a sequence using the remaining observable sequence as context. They do so by embedding the residues…

Biomolecules · Quantitative Biology 2024-07-11 Pranav Kantroo , Günter P. Wagner , Benjamin B. Machta

Data mining techniques have been used by researchers for analyzing protein sequences. In protein analysis, especially in protein sequence classification, selection of feature is most important. Popular protein sequence classification…

Databases · Computer Science 2012-11-22 Suprativ Saha , Rituparna Chaki

In contrast to their remarkable performance on general knowledge QA, the true abilities of Large Language Models (LLMs) in tasks demanding deep, specialized reasoning, such as in protein biology, have yet to be thoroughly investigated.…

Quantitative Methods · Quantitative Biology 2025-12-30 Dingyi Rong , Zijian Chen , Qi Jia , Kaiwei Zhang , Haotian Lu , Guangtao Zhai , Ning Liu

Data in biology is redundant, noisy, and sparse. How does the type and scale of available data impact model performance? In this work, we specifically investigate how protein language models (pLMs) scale with increasing pretraining data. We…

Quantitative Methods · Quantitative Biology 2025-07-31 Aviv Spinner , Erika DeBenedictis , Corey M. Hudson

Motivation: 3D structures of proteins provide rich information for understanding their biochemical roles. Identifying the representative protein structures for protein sequences is essential for analysis of proteins at proteome scale.…

Genomics · Quantitative Biology 2023-03-01 Boshen Wang , Xue Lei , Wei Tian , Alan Perez-Rathke , Yan-Yuan Tseng , Jie Liang