>sp|B4ESZ9|HIS4_PROMH 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Proteus mirabilis GN=hisA MIIPALDLIDGKVVRLHQGDYNKQRDYDDDPIRRYQQYQQDGAKLLHLVDLTGAKDPLAR QIPLLKQLVACVNVPVQVGGGIRSEEDVKSLLAAGASRVVIGSTAVSQPELVKTWFERYG ADAIVLALDVRIDEQGKKWVAVSGWQENSPYTLEEIIALYQPVGLKHVLCTDISRDGTLA GSNVELYKEISQRFPDILFQASGGIGDLQDIAALPGSGVAGIIVGRALLEGKFTLQEAIS CWQNA