>sp|A0PP21|HIS3_MYCUA Phosphoribosyl-AMP cyclohydrolase OS=Mycobacterium ulcerans GN=hisI MTLDPNVAARLKRNADGLFTAVVQERGSGDVLMVAWMDDDALDRTLKTREATYYSRSRGE QWVKGATSGHTQYVHSVRLDCDGDTVLLTVDQVGGACHTGDHTCFDATVLL