Term Name:	thyroxine 5-deiodinase activity
Synonyms:	acceptor:3,3',5'-triiodo-L-thyronine oxidoreductase (iodinating) activity, diiodothyronine 5'-deiodinase activity, inner ring-deiodinating pathway, iodothyronine 5-deiodinase activity, iodothyronine inner ring monodeiodinase activity, type III iodothyronine deiodinase activity
Definition:	Catalysis of the reaction: 3,3',5'-triiodo-L-thyronine + iodide + A + H+ = L-thyroxine + AH2.
Ontology:	GO: Molecular Function [GO:0033798]    QuickGO    AmiGO