Gene pair expression

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Duplicate genes created by a whole genome duplication start out with identical sets of regulatory sequence and are predicted to show identical patterns of gene expression. However, over time the expression pattern of the gene copes can diverge in different ways.

Gene Pair Expression Patterns

Even Correlation

Unbalanced Correlation

See an up-to-date and interactive version of this graphic at qTeller

Reciprocal Expression

Correlated with Outliers

Uncorrelated Expression

Potential Causes of Divergence Expression

Promoter Deletions

Natural Antisense Transcription

Transposon Insertions

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