Target

DIO1

Type I iodothyronine deiodinase

As of the edition of 20 October 2026, DIO1 (type I iodothyronine deiodinase, UniProt P49895) has 1 drug tested at it and 2 companies on the list, 0 on route A and 0 on route B.

Sources: UniProt, ClinicalTrials.gov, ChEMBL, FDA Orange Book and Purple Book, Pharos.

The protein

UniProt
P49895
How well studied
Drug target: an approved drug acts on it
Where it sits in the cell
At a membrane
Disease areas
Hormones; Eye; Immune system; Heart and blood vessels; Nervous system
Registered trials of its drugs
5

Drugs at this target

StatusCount
Marketed1
Total1
DrugStatusFurthest phaseUS protection
PropylthiouracilMarketedPhase 2none listed

1 of 1 drugs, the most tested first.

Companies at this target

Where the company standsCompanies
Undetermined2
Total on the list2