>tr|A0A4P8K0S0|A0A4P8K0S0_HALMA 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Haloarcula marismortui GN=hisA MYPEFEVVPAVDMQDGQVVQLVGGERGTEKTYGDPVEAAQRWVDAGARTLHLVDLDGAFE GERQNAAAIDAVLDAVGADVDVQLGGGIRTAEDAVSLLDRGLDRVILGTAAVETPEIVGE ISDEHPGSVLVSLDAKDGEVVVSGWTEGTGLDPADAAGRYADLGAGGILFTDVDVEGQLD GVRTDPVRRLVDSVDIPVIASGGVATINDVLALRSAGAAAVVVGSALYEGQFTLDAAIDA LGESSE