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Information on EC 1.21.99.3 - thyroxine 5-deiodinase

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IUBMB Comments
The enzyme activity has only been demonstrated in the direction of 5-deiodination. This removal of the 5-iodine, i.e. from the inner ring, largely inactivates the hormone thyroxine.
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Word Map
The enzyme appears in viruses and cellular organisms
Synonyms
5'-deiodinase, type iii deiodinase, t4-5'-deiodinase, type 3 iodothyronine deiodinase, deiodinase 3, type iii iodothyronine deiodinase, dio3b, iodothyronine monodeiodinase, deiodinase-3, t4-5-deiodinase, more
REACTION
REACTION DIAGRAM
COMMENTARY hide
ORGANISM
UNIPROT
LITERATURE
3,3',5'-triiodo-L-thyronine + iodide + acceptor + H+ = L-thyroxine + reduced acceptor
show the reaction diagram
PATHWAY SOURCE
PATHWAYS
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