>tr|F4VKC1|F4VKC1_ECOLX Nickel-responsive regulator OS=Escherichia coli H591 GN=nikR
MQRVTITLDDDLLETLDSLSQRRGYNNRSEAIRDILRSALAQEATQQHGTQGFAVLSYVY
EHEKRDLASRIVSTQHHHHDLSVATLHVHINHDDCLEIAVLKGDMGDVQHFADDVIAQRG
VRHGHLQCLPKED