>tr|A0A2W1K2L9|A0A2W1K2L9_ACIFR 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Acidithiobacillus ferrooxidans GN=hisA MLLIPAIDLKGGNCVRLRQGRMEDDTVFSDDPVATAQRWVEAGAKRLHIVDLDGAVQGEP VNAHAIAAICAGFPDLEIQVGGGIRSEEQIETYIQAGVRYVIIGTQAVKAPGFVADATVS FPGHIMVGIDARDGKVATEGWSKLSRHDPIDLAQRFAADGIEAIIYTDISRDGMLSGPNI SATVALAQAVPVPVIASGGIANLEQVLALKAHESDGITGAITGRAIYEGTLDFSQARAQA EA