>A5GKR3|magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase|EC 1.14.13.81|Synechococcus sp. (strain WH7803)|Swiss-Prot MVPPTAVNDAPAAGSAVSVKDPAKDTILTPRFYTTDFEAMAAMDLRPNEAELEAICEEFR KDYNRHHFVRNDEFEGAADKLDPETRRVFVEFLEQSCTSEFSGFLLYKELSRRIKTRNPL LAECFAHMARDEARHAGFLNKSMSDFGLQLDLGFLTANKSYTFFQPKFIFYATYLSEKIG YWRYITIFRHLEKNPDSKIFPIFNFFENWCQDENRHGDFFDALMKAQPNTVRGFRARLWC RFFLLAVFATMYVRDVARKEFYEALGLDARDYDRLVIDKTNETTARVFPVVLDVKNPKFY AGLENLVTNNAALDAVDASASSAPIKVLRKLPHWIANGAQMASLFLMAPVRSESFQPSVR