Oxidoreductases
Acting on single donors with incorporation of molecular oxygen (oxygenases) The oxygen incorporated need not be derived from O(2).
Miscellaneous
The following ENZYME entries belong to class 1.13.99.-:
1.13.99.1 Inositol oxygenase 1.13.99.2 Transferred entry: 1.14.12.10 1.13.99.3 Tryptophan 2'-dioxygenase 1.13.99.4 Transferred entry: 1.14.12.9 1.13.99.5 Transferred entry: 1.13.11.47