>sp|A0LTS5|HIS4_ACIC1 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Acidothermus cellulolyticus GN=hisA MTGLEILPAVDVAGGQAVRLVQGAAGTETRYGSPLEAALAWQAAGARWIHLVDLDAAFGR GSNRELLAEIVARVDVAVELSGGIRDDESLRVALATGCARVNIGTAALENPEWVRRVVAE YGEKIAVGLDVRDGRLAARGWTKDGGELFEVLARLDADGCARYVVTDVARDGTLGGPNIE LLRAVCAATDRPVVASGGISSLDDVRAVAALVPLGVEGLIIGKALYAGVFSLREAMTAAQ A