Operons lacking a FNR ChIP-seq peak but with a FNR-dependent change in expression in GMM that are known to be regulated through the action of the small regulatory RNA FnrS (Category 6).

a<p>Operon showing a statistically significant FNR-dependent change in expression compared to WT but lacking a FNR ChIP-seq peak upstream. Operon definitions obtained from EcoCyc <a href="http://www.plosgenetics.org/article/info:doi/10.1371/journal.pgen.1003565#pgen.1003565-Keseler1" target="_blank">[70]</a>.</p>b<p>Identification number (B-number) for the first gene in each operon, obtained from EcoCyc <a href="http://www.plosgenetics.org/article/info:doi/10.1371/journal.pgen.1003565#pgen.1003565-Keseler1" target="_blank">[70]</a>.</p>c<p>Cellular function of the product of the operon, obtained from EcoCyc <a href="http://www.plosgenetics.org/article/info:doi/10.1371/journal.pgen.1003565#pgen.1003565-Keseler1" target="_blank">[70]</a>.</p>d<p>FNR regulation of each operon as identified in the transcriptomic experiments performed in this study.