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. Author manuscript; available in PMC: 2018 Jan 2.
Published in final edited form as: Phys Rev E Stat Nonlin Soft Matter Phys. 2014 May 14;89(5):052708. doi: 10.1103/PhysRevE.89.052708

FIG. 2.

FIG. 2

PDR5 transcriptional network elements considered in the minimal model. (a)Coherent feedforward loop with positive feedback loop (FFL + PFL). (b) Coherent feedforward loop (FFL). (c) Direct activation (DA). X, Y, and Z represent respectively the PDR1, PDR3, and PDR5 genes. Arrows denote activation.