>tr|R4MA39|R4MA39_MYCTX Polyketide cyclase OS=Mycobacterium tuberculosis str. Haarlem/NITR202 GN=I917_19465 MPDPDGPSVTVTVEIDANPDLVYGLITDLPTLASLAEEVVAMQLRKGDDVRKGAVFVGRN ENGGRRWTTTCTVTDADPGRVFAFDVRSGIIPISRWQYGIVATEHGCRVTESTWDRRPSW FRAVARMATGVKDRASVNTEHIRRTLQRLKDRAEAG