Ailurus vec™ Protein Expression Library

Expression, reimagined.

Smarter vectors for harder expression problems.

Ailurus vec™ (A. vec™) rethinks the vector not as a single, passive vehicle, but as an intelligent carrier built for library-scale screening — an engine to scale and accelerate protein expression in a tube.

The problem

What if...

protein expression can be more reliable?

Recombinant expression is a powerful technology in life sciences. However, in practice, it is not as straightforward as simply copying and pasting your gene of interest into the cloning site.

No single expression vector suits every gene, and the available options are limited. Researchers often need to screen various expression systems and cultivation conditions to achieve satisfactory expression levels. The search space is vast.

For decades, vectors have been passive vehicles derived from natural plasmids, lacking built-in logic and offering limited flexibility. This forces researchers to screen different constructs one by one in monoclonal isolations.

Ailurus vec seeks to redefine the standards.

How it works

Ailurus vec™ for protein expression in E. coli.

Libraries designed for E. coli — from fundamental science to protein bioproduction.

Define the search space.

Gene expression is a combinatorial optimization problem. A. vec libraries draw on diverse genetic elements, providing a broad initial search space tailored to expression screening.

Built-in screening logic.

Biology provides a powerful solution through parallelism and selection. A. vec libraries incorporate built-in genetic logic to automatically rank or select the winners, eliminating the need for manual picking or individual characterization.

Multiplexed assay illustration

NGS-based counting.

With next-generation sequencing (NGS), or additional readout modes where applicable, quantitatively measure the relative fitness of each variant in the population — structured data ready for supervised learning or other AI/ML methods.

Ailurus vec in action.

See results for expression optimization, and the data they generate.

Case study

Improve production of a protein-based biomaterial.

Client: A startup working in the biomaterial space.

Challenge: Self-assembling proteins have a low expression level with commonly used expression vectors.

Solution:

High-throughput screening of 15,000 combinations.

Results:

Identified optimal designs with 250× improvement in production, while generating structured data for future AI training.

Impacts:

Covering a range of optimal solutions, enhancing IP protection. Created a high-quality, structured dataset for ongoing AI model enhancement.

bioprogram economics

Affordable AI + bio flywheel.

From hundreds of dollars to a minimal cost per data point.

The quantity and quality of data determine the limits of your ambition.

In the past, collecting sufficient data to fine-tune a model could take weeks, with each experiment costing hundreds of dollars, from subcloning to expression validation.

By using A. vec with next-generation sequencing (NGS), you can now easily gather extensive datasets to train predictive models from scratch, costing less than $5 per wet-lab data point in a single experiment.

This allows you to create a strong AI+Bio flywheel within your organization, moving away from laborious trial-and-error techniques to a more efficient and scalable method.

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Contact Information

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Transform your workflow today.

Discovering the power of biological programming for expression.