>tr|A0A192CCZ1|A0A192CCZ1_ECOLX Nickel-responsive regulator OS=Escherichia coli O25b:H4 GN=nikR
MQRVTITLDDDLLETLDSLSQRRGYNNRSEAIRDILRSALAQEATQQHGTQGFAVLSYVY
EHEKRDLASRIVSTQHHHHDLSVATLHVHINHDDCLEIAVLKGDMGDVQHFADDVIAQRG
VRHGHLQCLPKED