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Figure 1 | BMC Systems Biology

Figure 1

From: Topology of molecular interaction networks

Figure 1

Some motifs thought to be overrepresented in molecular interaction networks. Arrowheads indicate link directionality. (a) A four-node feed-back motif. (b) A four-node bi-fan motif. (c) A three-node feed-forward motif. (d) Three-node motif signature for a network.

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