Figure 2.

Clustering of the ChIP-chip dataset for RNA polymerase. (A) Genome-wide histogram of the RNA polymerase II ChIP-chip signal (-10log(p-value)) of 4,481 aligned promoters. (B) Histograms of the three clusters.

Kratz et al. BMC Genomics 2010 11:257   doi:10.1186/1471-2164-11-257
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