>sp|Q8TV90|NIKR_METKA Putative nickel-responsive regulator OS=Methanopyrus kandleri GN=MK1502 MNKGEDNLVRTSITVPEQLLQKVNELIASGYFASRSEIFRQALREYLQRIEWTERVGDEE YFGALTYVFQHERAEPELVKVQHEFTDVIISTTHIHVSPEKCLEVLLLQGPGKRIAELAK RIRGVRGVEQAKLTVVSSEGE