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MSA Transformer

MSA-conditioned mutation scoring and optional Gibbs sequence generation.

Overview

MSA Transformer (ESM-MSA) uses an uploaded multiple sequence alignment to score substitutions or generate protein sequences with Sean Johnson's protein Gibbs sampler. The first row is the query; the remaining rows provide fixed evolutionary context.

Run MSA Transformer on Neurosnap

The MSA Transformer online webserver allows anybody with a Neurosnap account to run and access MSA Transformer, no downloads required. Information submitted through this webserver is kept confidential and never sold to third parties as detailed by our strong Terms of Use and Privacy Policy.

MSA Transformer service preview

Features

  • ESM-MSA-1b masked mutation scoring without Gibbs sampling.
  • Optional Gibbs sampling of the query with a fixed MSA context using protein_gibbs_sampler.
  • Aligned FASTA and A3M inputs, with query residue and alignment column numbering in scores.
  • CSV substitution scores or designed sequences with an ungapped FASTA export.

Statistics

Neurosnap periodically calculates runtime statistics based on job execution data. These estimates provide a general guideline for how long your job may take, but actual runtimes can vary significantly depending on factors like input size or settings used.

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API Request

Access MSA Transformer using the Neurosnap API by sending a request using any programming language with HTTP support. To safely generate an API key, visit the API tab of your overview page.

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Citations

Please cite the original work when using MSA Transformer in publications or research outputs.

Rao, R. M. et al. MSA Transformer. Proceedings of ICML, PMLR 139:8844–8856 (2021). https://proceedings.mlr.press/v139/rao21a.html

Johnson, S. R., Monaco, S., Massie, K. & Syed, Z. Generating novel protein sequences using Gibbs sampling of masked language models. bioRxiv (2021). https://doi.org/10.1101/2021.01.26.428322

Johnson, S. R. et al. Computational scoring and experimental evaluation of enzymes generated by neural networks. Nature Biotechnology (published online 2024). https://doi.org/10.1038/s41587-024-02214-2

Neurosnap Inc. (2022). Neurosnap: An online platform for computational biology and chemistry. Available at: https://neurosnap.ai/

Set up your run

Configure MSA Transformer

Choose your inputs and settings, then review the estimated credits before submitting.

Use a note to recognize this job later. It does not affect the results.

Inputs & configuration

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