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Table 1 Summary of global network properties associated with the different types of PINs and MINs investigated in this study.

From: The integrated analysis of metabolic and protein interaction networks reveals novel molecular organizing principles

  PIN    
  rPIN fPIN ePIN EIN mapEIN CIN
Number of nodes 5438 1517 522 3435 1957 3702
Number of edges 39766 1086 298 60622 6395 4868
Number enzymes 869 522 522 3435 1957 n.a.
Giant component 5415 510 99 3276 1674 3374
Characteristic length, CL 3.64 8.16 6.22 3.64 6.62 12.30
<Cluster coefficient> 0.16 0.39 0.41 0.67 0.46 0.06
<Neighbors' connectivity> 57.17 2.65 1.97 55.60 10.34 4.41
Assortativity -0.11 0.15 0.16 0.43 0.26 0.09
  1. Brackets indicate mean values. Properties are explained in greater detail in the Methods section.