Saturation mutagenesis & base-editing maps

We help identify which sequence changes are most likely to influence gene expression by evaluating candidate variants experimentally, so decisions rest on functional evidence rather than prediction alone. 

What it involves

Effects in non-coding regulatory elements are hard to predict from sequence. Whether the variants come from a genome-wide association study, where one causal variant hides among many non-functional variants, or from a set of candidate edits, the question is the same: which ones shift expression? 

We assess large numbers of variants in parallel and measure each one’s effect on regulatory activity. Annogen doesn’t do the editing in the organism; we identify which variants are most likely to be functionally relevant, so our partners can move downstream with confidence. 

Benefits

Detect small functional changes
Shortlist candidates faster
Turn results into decisions

Applications

Prioritize non-coding GWAS hits

Pinpoint which non-coding variants affect expression, for example, the causal variant among many candidates from a GWAS. 

Base editing candidate selection

Identify which candidate base edits are most likely to create the desired change in regulatory activity. 

Generate datasets to refine modelling

Screen large numbers of variants in parallel to generate training or validation data for improved modelling.

How we Work

What a project looks like depends on the organism, trait, and candidate sequence space. Typically, it involves five steps:

1. Define the expression changes, your trait requires and designs candidate variant sequences.
2. Screen candidates with SuRE™ testing large numbers in parallel and measuring regulatory activity.
3. Prioritize the most promising for further editing, validation, or development.

Supporting platform

SuRE™

SuRE™ is Annogen’s platform for large-scale functional screening of regulatory sequences. Here, it’s used to compare candidate variants in parallel and measure their effect on regulatory activity, turning a long list of possible edits into a shorter, experimentally supported set. 

Interested?

Let’s start with your ambitions. 

Share your challenge, question or how we could improve your therapy or crop. We will help you explore how tailored gene expression can unlock tomorrow’s innovations. 

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