FIGURE 1
FROM:
Deriving structure from evolution: metazoan segmentation
Paul François, Vincent Hakim & Eric D Siggia
doi:10.1038/msb4100192
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Transcriptional regulation of a prototypical gene P. In the example shown, the expression of gene P is activated by proteins A1 and A2 and repressed by protein R. The rate of production of the corresponding protein is described mathematically by Equation (1).
