Table 1.

Fisher’s Z transformation average of Pearson correlation of the same-regulon genes.

Regulon	Process	Fisher’s Z transformation of Pearson correlation coefficient
HutC	His degradation	2.55
HmgS	Tyr degradation	1.92
MetR	Met biosynthesis	1.22
LiuR	Branched-chain amino acid degradation	0.97
ArgR	Arg biosynthesis/degradation	0.47
MetJ	Met metabolism, Met degradation	0.26
TyrR1	Aromatic amino acids metabolism	0.11