. "\"Catalysis of the reactions: chlorophyllide a + O2 + NADPH + H+ = 7-hydroxychlorophyllide a + H2O + NADP+; and 7-hydroxychlorophyllide a + O2 + NADPH + H+ = chlorophyllide b + 2 H2O + NADP+.\" [EC:1.13.12.14, MetaCyc:RXN-7677]" . . "chlorophyllide a oxygenase [overall] activity" . "chlorophyll a oxygenation activity" . "chlorophyll b synthesis activity" . "chlorophyll-b synthesis activity" . "chlorophyllide a:oxygen 7-oxidoreduction activity" . "chlorophyllide-a oxygenation activity" . "EC:1.14.13.122" . "RHEA:30362 \"2 H(+) + 2 NADPH + 2 O(2) + chlorophyllide a = 2 NADP(+) + 3 H(2)O + chlorophyllide b\"" . "This is a process composed of two reactions represented by the terms 'GO:0052606 : chlorophyllide a oxygenase activity' and 'GO:0052607 : 7-hydroxy-chlorophyllide a oxygenase activity'." . . "CAO activity" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .