>sp|C3MBC2|HIS4_SINFN 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Sinorhizobium fredii GN=hisA MILFPAIDLKDGQCVRLKLGDMDQATVYNPDPAAQARAFEEQGFEWLHVVDLNGAFAGET VNGAAVDAILKATGNPVQLGGGIRTLEHIENWLSHGLARVILGTVAVRDPALVIEACGKF PGRVAVGIDAKGGKVAVEGWAEASELGVIELAKKFEGAGVSAIIYTDIDRDGILTGINWD STLELANAVSIPVIASGGLASMDDIRRLAAPDAAKLEGAISGRALYDGRIDPKEALALIR AARKA