>tr|D2C5U7|D2C5U7_THEP2 N5-carboxyaminoimidazole ribonucleotide mutase OS=Thermotoga petrophila GN=purE MPRVGIIMGSDSDLPVMKQAAEILEEFGIDYEITIVSAHRTPDRMFEYAKNAEERGIEVI IAGAGGAAHLPGMVASITHLPVIGVPVKTSTLNGLDSLFSIVQMPGGVPVATVAINNAKN AGILAASILGIKYPEIARKVKEYKERMKREVLEKAQRLEQIGYKEYLNQKE