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. 2010 Oct 15;11(Suppl 7):S9. doi: 10.1186/1471-2105-11-S7-S9

Table 4.

Topological characteristics of PPI and metabolic networks.

Protein interaction network Metabolic network
Number of nodes 1156 509
Number of edges 4136 4551
Clustering coefficient 0.29 0.05
Average clustering coefficient 0.40 0.16
Average path length 4.77 4.09
Diameter 13 14