Protein Expression Prediction Using Sequence Encoding and Regression

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Protein expression analysis is hindered by high costs and the need for controlled environments, especially in high-throughput sequencing and genetic engineering, making it difficult to efficiently optimize recombinant antibody sequences.

Innovation Solution

A method utilizing a combination of encoding, dimensionality reduction, and regression algorithms to predict protein expression efficiency, enabling accurate prediction of protein expression from amino acid sequences without extensive wet lab experiments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If wet lab experiments are used for protein expression analysis, then measurement precision is improved, but cost and time increase significantly

Engineering Contradiction:
Improveprotein expression efficiency measurementVSAvoidtime for wet lab experiments
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent creates computational models that copy and simulate wet lab experiment results without physically performing the experiments. The system uses machine learning algorithms trained on existing experimental data to predict protein expression efficiency, effectively creating a virtual replica of the wet lab process that eliminates time-consuming physical experimentation while maintaining prediction accuracy.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent replaces the mechanical wet lab experimentation system with a computational system. Instead of physically conducting protein expression experiments in laboratories, the system uses encoding algorithms, dimensionality reduction techniques, and regression models to computationally determine protein expression efficiency, substituting physical mechanical processes with digital computational operations.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Measurement precision

If wet lab experiments are used for protein expression analysis, then measurement precision is improved, but cost increases

Engineering Contradiction:
Improveprotein expression efficiency measurementVSAvoidcost of wet lab experiments
Core Design Contradiction:
Measurement precisionVSLoss of energy

Solution Approach 1:

The system creates virtual copies of wet lab experiment results through computational modeling. By training machine learning algorithms on existing experimental data, the system can predict protein expression efficiency without repeating expensive physical experiments, thereby reducing financial resources required while maintaining measurement accuracy.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent substitutes expensive wet lab experimental infrastructure with computational algorithms. The encoding algorithms, dimensionality reduction techniques, and regression models process amino acid sequences through digital operations rather than requiring physical laboratory equipment, reagents, and personnel, significantly reducing operational costs.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Adaptability or versatility

If multiple prediction algorithms with different combinations of encoding, dimensionality reduction and regression algorithms are used, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improveprediction algorithm adaptabilityVSAvoidprediction system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent divides the prediction system into distinct modular components: encoding algorithms for sequence representation, dimensionality reduction algorithms for feature compression, and regression algorithms for efficiency prediction. Each module can be independently selected, optimized, and replaced without affecting the entire system, allowing adaptability to different protein types while managing complexity through structured organization.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent creates a universal prediction framework that can handle multiple protein types and expression conditions through a single integrated system. The combination of encoding, dimensionality reduction, and regression algorithms forms a multi-functional platform that adapts to various prediction scenarios without requiring separate specialized systems for each application.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20260031183A1Method, computer program product and system for optimizing protein expression
Publication Date: 2026.01.29 DEUTSCHES FORSCHUNGZENTRUM FÜR KÜNSTLICHE INTELLIGENZ GMBH (DFKI)
  • US20260031183A1 patent drawing
  • US20260031183A1 patent drawing
  • US20260031183A1 patent drawing

AI summary

A method for optimizing protein expression comprises obtaining a plurality of amino acid sequences and corresponding known efficiency values, each known efficiency value indicating efficiency of expressing a protein having a corresponding amino acid sequence; for the plurality of prediction algorithms, obtaining a prediction function, wherein the prediction function outputs a predicted efficiency value for expressing a protein having an amino acid sequence corresponding to an input numerical vector; evaluating the prediction function by comparing outputted predicted efficiency values with the known efficiency values; selecting a prediction algorithm based on said evaluating; predicting, using the prediction algorithm and the prediction function, efficiency values for expressing proteins respectively having specified amino acid sequences; and outputting the specified amino acid sequences and the efficiency values predicted for the specified amino acid sequences.