>sp|O28524|GLNK3_ARCFU Nitrogen regulatory protein GlnK3 OS=Archaeoglobus fulgidus GN=glnK3 MRRLPTREVVDMKMVVAVIRPEKLECVKKALEERGFVGMTVTEVKGRGEQKGIRLQFRGR EVEVDLLQKTKVEVVVSDDAVDEVVEAIVSSARTGKFGDGRIFVIPVEKSVKIRTGDEEV