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Protein language models (pLMs) have demonstrated success at generating functional proteins across vast sequence spaces but lack the ability to design high-fitness variants on demand. Here, we iteratively guide pLMs toward user-defined…

Biomolecules · Quantitative Biology 2025-12-01 Filippo Stocco , Maria Artigues-Lleixa , Andrea Hunklinger , Talal Widatalla , Marc Guell , Noelia Ferruz

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

The 21st century is presenting humankind with unprecedented environmental and medical challenges. The ability to design novel proteins tailored for specific purposes could transform our ability to respond timely to these issues. Recent…

Biomolecules · Quantitative Biology 2022-08-24 Noelia Ferruz , Birte Höcker

Language Models (LMs) excel in understanding textual descriptions of proteins, as evident in biomedical question-answering tasks. However, their capability falters with raw protein data, such as amino acid sequences, due to a deficit in…

Quantitative Methods · Quantitative Biology 2024-05-22 Zhiyuan Liu , An Zhang , Hao Fei , Enzhi Zhang , Xiang Wang , Kenji Kawaguchi , Tat-Seng Chua

Studying protein mutations within amino acid sequences holds tremendous significance in life sciences. Protein language models (PLMs) have demonstrated strong capabilities in broad biological applications. However, due to architectural…

Machine Learning · Computer Science 2024-10-31 Yizhen Luo , Zikun Nie , Massimo Hong , Suyuan Zhao , Hao Zhou , Zaiqing Nie

Protein language models (PLMs) have emerged as powerful tools to detect complex patterns of protein sequences. However, the capability of PLMs to fully capture information on protein sequences might be limited by focusing on single…

Machine Learning · Computer Science 2025-05-27 Hazem Alsamkary , Mohamed Elshaffei , Mohamed Elkerdawy , Ahmed Elnaggar

The impact of Transformer-based language models has been unprecedented in Natural Language Processing (NLP). The success of such models has also led to their adoption in other fields including bioinformatics. Taking this into account, this…

Machine Learning · Computer Science 2025-07-21 Nimisha Ghosh , Daniele Santoni , Debaleena Nawn , Eleonora Ottaviani , Giovanni Felici

Protein design aims to compose amino-acid sequences that fold into stable three-dimensional structures while satisfying targeted functional properties. The field is increasingly shifting toward vibe protein design, where a single model is…

Considering the significance of proteins, computational protein science has always been a critical scientific field, dedicated to revealing knowledge and developing applications within the protein sequence-structure-function paradigm. In…

Computational Engineering, Finance, and Science · Computer Science 2025-01-28 Wenqi Fan , Yi Zhou , Shijie Wang , Yuyao Yan , Hui Liu , Qian Zhao , Le Song , Qing Li

Designing proteins de novo with tailored structural, physicochemical, and functional properties remains a grand challenge in biotechnology, medicine, and materials science, due to the vastness of sequence space and the complex coupling…

Artificial Intelligence · Computer Science 2025-12-01 Fiona Y. Wang , Di Sheng Lee , David L. Kaplan , Markus J. Buehler

We explore optimally training protein language models, an area of significant interest in biological research where guidance on best practices is limited. Most models are trained with extensive compute resources until performance gains…

Machine Learning · Computer Science 2024-11-05 Xingyi Cheng , Bo Chen , Pan Li , Jing Gong , Jie Tang , Le Song

Existing Protein Language Models (PLMs) often suffer from limited adaptability to multiple tasks and exhibit poor generalization across diverse biological contexts. In contrast, general-purpose Large Language Models (LLMs) lack the…

Machine Learning · Computer Science 2026-02-23 Yujia Wang , Jihong Guan , Wengen Li , Shuigeng Zhou , Xuhong Wang

Fill-in-the-Middle (FIM) is a common pretraining method for code LLMs, where models complete code segments given surrounding context. However, existing LLMs treat code as plain text and mask random character spans. We propose and evaluate…

Computation and Language · Computer Science 2025-06-03 Linyuan Gong , Alvin Cheung , Mostafa Elhoushi , Sida Wang

Machine Learning-guided solutions for protein learning tasks have made significant headway in recent years. However, success in scientific discovery tasks is limited by the accessibility of well-defined and labeled in-domain data. To tackle…

Machine Learning · Computer Science 2023-01-06 Ria Vinod , Pin-Yu Chen , Payel Das

Proteins are essential macromolecules defined by their amino acid sequences, which determine their three-dimensional structures and, consequently, their functions in all living organisms. Therefore, generative protein modeling necessitates…

Machine Learning · Computer Science 2024-10-18 Xinyou Wang , Zaixiang Zheng , Fei Ye , Dongyu Xue , Shujian Huang , Quanquan Gu

Understanding the relationships between protein sequence, structure and function is a long-standing biological challenge with manifold implications from drug design to our understanding of evolution. Recently, protein language models have…

Quantitative Methods · Quantitative Biology 2024-01-29 Dexiong Chen , Philip Hartout , Paolo Pellizzoni , Carlos Oliver , Karsten Borgwardt

Most language models (LMs) are trained and applied in an autoregressive left-to-right fashion, assuming that the next token only depends on the preceding ones. However, this assumption ignores the potential benefits of using the full…

Computation and Language · Computer Science 2023-03-14 Anh Nguyen , Nikos Karampatziakis , Weizhu Chen

Large Language Models (LLMs) have significantly advanced code completion, yet they often fail when the developer's intent is underspecified in the code context. To address this, developers usually add natural language instructions (e.g.,…

Software Engineering · Computer Science 2025-10-14 Zhensu Sun , Chengran Yang , Chao Peng , Pengfei Gao , Xiaoning Du , Li Li , David Lo

A plethora of protein language models have been released in recent years. Yet comparatively little work has addressed how to best sample from them to optimize desired biological properties. We fill this gap by proposing a flexible,…

Machine Learning · Computer Science 2026-05-08 Calvin McCarter , Nick Bhattacharya , Sebastian W. Ober , Hunter Elliott

Computational biology and bioinformatics provide vast data gold-mines from protein sequences, ideal for Language Models taken from NLP. These LMs reach for new prediction frontiers at low inference costs. Here, we trained two…