Figure 2 .
Alignment of selected promoters for structural genes regulated by MerR family metal responsive regulators: PbrR; MerR, ZntR, CueR. The −35 and −10 sequences are marked in BOLD. Arrows show dyad symmetrical DNA sequences within the promoters.
Hobman et al. BMC Microbiology 2012 12:109 doi:10.1186/1471-2180-12-109