>sp|Q0IAL0|ACSF_SYNS3 Magnesium-protoporphyrin IX monomethyl ester [oxidative] cyclase OS=Synechococcus sp. (strain CC9311) GN=acsF PE=3 SV=1 MPPTAVTEATAVPGSNVTTKDPAKDTILTPRFYTTDFEAMAAMDLRPNEAELEAICEEFR KDYNRHHFVRNGEFDGAADQLDPETRKVFVEFLEQSCTSEFSGFLLYKELSRRIKTKNPL LAECFSHMARDEARHAGFLNKSMSDFGLQLDLGFLTSSKSYTFFKPKFIFYATYLSEKIG YWRYITIFRHLEQNPDSKIFPIFNFFENWCQDENRHGDFFDALMKAQPETVRGLRARLWC RFFLLAVFATMYVRDVARKEFYEALGLDAREYDRLVIDKTNENTARVFPVVLDVKNPRFY NGLERLVNNNAALSAVDATQAPAPIKLLRKLPHWVANGAQMASLFLMAPIRSDRYHPSVR