>sp|Q2ISZ6|ACSF_RHOP2 Aerobic magnesium-protoporphyrin IX monomethyl ester [oxidative] cyclase OS=Rhodopseudomonas palustris GN=acsF MIPMEGGAQSALRSRPAIKGSVESLNIAKEDTILTPRFYTTDYAAMDKLDVSLVRSEWNV MMNEMRADYNKSHFKKNDEFLESDLDKLPPALRAEFKDFLVSSLTAEFSGCVLYAEIKKR IKNPEIRELFGLLSRDEARHAGFINEILKDHGIGVDLSFLTKVKKYTYFRPKFIFYATYL SEKIGYARYITIYRQMERHPERRFHPIFKWFERWCNDEFRHGEAFALLMRADPSLLSGVN KLWIRFFLLAVFATMYVRDHMRPAFYEALGMDAAEYGMQVFRITTEISKQVFPVTINLDD PRFLAGLERLRVASEKLADCRSQGFVGKLKRPFYVASAALAFGRLFLLPAKRNELPRVIG LRPAW