beta-carotene 3-hydroxylase activity
Catalysis of the reaction: all-trans-beta-carotene + 4 H+ + 2 O2 + 4 reduced [2Fe-2S]-[ferredoxin] = all-trans-zeaxanthin + 2 H2O + 4 oxidized [2Fe-2S]-[ferredoxin].
GO:0004497
monooxygenase activity
is_a
beta-carotene hydroxylase activity
narrow
carotene beta-ring hydroxylase activity
related