Yeast databases.

a http://fraenkel.mit.edu/Harbison/release_v24/bound_by_factor/ b http://sandy.topnet.gersteinlab.org/index2.html c http://www.yeastract.com d private communication The number of interacting genes, TFs, and interacting pairs that appear in the yeast regulatory network as obtained from different sources [3]–[6], and the average values, obtained from one hundred realizations of our model (±the standard deviations) with μ = 0.1.