Analysis method

Run DeepViscosity online

Compare predicted antibody viscosity

Classify paired heavy/light candidates with DeepViscosity and compare their predicted high-concentration viscosity risk.

Prepare

Paired antibody sequences

Use a protein or annotated-sequence Dataset with heavy- and light-chain columns on every selected row.

  • Paired heavy and light protein sequences per row
  • One frozen Selection or Dataset Version
  • Up to 100 rows and 500 residues per sequence
Heavy-chain column heavy_chain
Light-chain column light_chain

How the analysis starts

Choose a Project, open a compatible Dataset, then select the rows you want to analyze. Ubi will open this method with the compatible controls and column mappings ready to review.

Configure the scientific method

These controls appear in the Dataset analysis panel, where values can be checked against the actual input before the run starts.

Chain mapping

Heavy and light Dataset columns

Map the paired-chain fields used for every candidate.

Candidate label

Optional name column

Carry the candidate name into result tables and comparisons.

Model

DeepViscosity ensemble

Use the same ensemble for every candidate in the comparison.

Review results as scientific outputs

Results open with the figures, structures, sequences, and metrics needed to answer the scientific question. Downloadable files remain available for downstream analysis.

How to interpret the result

  • Use the classification to prioritize review within a consistently prepared candidate set.
  • The probability is model evidence, not a measured viscosity or a universal formulation threshold.
  • Compare predictions with concentration, buffer, temperature, and experimental viscosity data.
1

Candidate classification

Compare predicted viscosity class across the selected antibody set.

2

Ensemble probability

Review mean probability and variation across the model ensemble.

3

Model input features

Inspect the physicochemical feature values used for each candidate.

Use a complementary method on the same Project data.

Method scope and limitations
  • DeepViscosity requires paired heavy/light chains and does not infer missing partners.
  • Predictions support candidate prioritization and do not replace formulation experiments.
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