>sp|Q39YP3|HIS4_GEOMG 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Geobacter metallireducens GN=hisA MIVIPAIDLKEGKCVRLEQGLMEKDTVFCDNPADQARAWERQGAELLHIVDLDGAFAGEP KNRASIEAIVKAIAIPTQLGGGIRDIPTIEAYLSLGIGRVILGTAAQRNPELVEEACRLF PGRIVVGIDAKDGMVAVQGWAEVTGVTAVDLAKRFEGYGVAAIIYTDIARDGMMQGPNIA ATRALAEAISIPVIASGGVSSLKDIENLMTIEASGIAGAITGKAVYTGAINLAEAVALTK RGGA