>sp|A2BR98|ACSF_PROMS Magnesium-protoporphyrin IX monomethyl ester [oxidative] cyclase OS=Prochlorococcus marinus (strain AS9601) OX=146891 GN=acsF PE=3 SV=1 MAQSTVESKNRKDINNGKIPAKETILSPRFYTTDFEAMENMDLSINEEELEAICEEFRKD YNRHHFVRNSEFEGAAEKLDPETRELFVDFLEGSCTSEFSGFLLYKELSKRIKVKNPLLA ECFAHMARDEARHAGFLNKSMSDFGLQLDLGFLTANKDYTYFPPRSIFYATYLSEKIGYW RYIAIYRHLEKNPDSKIFPLFNYFENWCQDENRHGDFFDALMKAQPRTVKSLSKKITIGG STFTHPLFDYFHRFRYFLNNLPLTSKLWSRFFLLAVFATMYARDLGIKKDFYSSLGLDAR DYDQFVINKTNETAARVFPVVMDVYDNSFYGRLDKIVENNKVLSDIANSDGNKVSKTFKK LPKYLSNGYQLLRLYLLKPLDSKDFQPSIR