"magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase activity"@en . "magnesium-protoporphyrin-IX 13-monomethyl ester,NADPH:oxygen oxidoreductase (hydroxylating)"@en . . . . . . . "C1655050" . "Mg-protoporphyrin IX monomethyl ester oxidative cyclase activity"@en . . . . . . "Mg-protoporphyrin IX monomethyl ester (oxidative) cyclase activity"@en . . . . . "magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase activity"@en . "Catalysis of the reaction: magnesium protoporphyrin IX 13-monomethyl ester + 3 NADPH + 3 H+ + 3 O2 = divinylprotochlorophyllide + 3 NADP+ + 5 H2O."@en . "1.14.13.81" . . "GO:0048529" . . . . . . . . "GO:0048529"@en . . "magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase activity"@en . . .