Reaction catalyzed by 20-oxo-5-O-mycaminosyltylactone 23-monooxygenase (1.14.15.34)
+
2
reduced ferredoxin [iron-sulfur] cluster
+
2
+
=
+
2
oxidized ferredoxin [iron-sulfur] cluster
+
H2O
20-oxo-5-O-beta-mycaminosyltylactone
+
2 reduced ferredoxin [iron-sulfur] cluster
+
2 H+
+
O2
=
5-O-beta-mycaminosyltylonolide
+
2 oxidized ferredoxin [iron-sulfur] cluster
+
H2O