>tr|A0A045J057|A0A045J057_MYCTX Phosphoribosyl-AMP cyclohydrolase OS=Mycobacterium tuberculosis GN=hisI MTLDPKIAARLKRNADGLVTAVVQERGSGDVLMVAWMNDEALARTLQTREATYYSRSRAE QWVKGATSGHTQHVHSVRLDCDGDAVLLTVDQVGGACHTGDHSCFDAAVLLEPDD