1. Oxidoreductases;
1.97 Other oxidoreductases;
1.97.1 Sole sub-subclass for oxidoreductases that do not belong in the other subclasses
1.97.1.- thyroxine 5-deiodinase; diiodothyronine 5'-deiodinase[ambiguous]; iodothyronine 5-
deiodinase; iodothyronine inner ring monodeiodinase; type III iodothyronine deiodinase