Gene Information
Gene NameDIO2
OrganismHomo sapiens (Human)
Gene Length273
Protein NamesType II iodothyronine deiodinase (EC 1.21.99.4) (5DII) (DIOII) (Type 2 DI) (Type-II 5'-deiodinase)
Target NameNA
Target TypeNA
Gene Age680 ( ENSG00000211448 )
Evolutionary StageEukaryota
AlphaFoldDBNA
Gene CardDIO2
Uniprot IDQ92813
PfamPF00837
In ASDno
Allosteric Predictionno (-0.07236912)
Ortholog in AnimalsAlpaca_ DIO2 ( ortholog_one2one )
Dog_ DIO2 ( ortholog_one2one )
GuineaPig_ Dio2 ( ortholog_one2one )
Mouse_ Dio2 ( ortholog_one2one )
Pig_ DIO2 ( ortholog_one2one )
Rat_ Dio2 ( ortholog_one2one )
OhnologsNA
ParalogsDIO3, DIO1
Tissuethyroid
Tissue SpecificityIsoform 1 is expressed in the lung, trachea, kidney, heart, skeletal muscle, placenta, fetal brain and several regions of the adult brain (PubMed:8755651, PubMed:11165050). Isoform 2 is expressed in the brain, heart, kidney and trachea (PubMed:11165050). {ECO:0000269|PubMed:11165050, ECO:0000269|PubMed:8755651}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs2839859  rs225014 
Subcellular location [CC]Membrane {ECO:0000305};
Single-pass membrane protein {ECO:0000305}.
Mouse PG classificationNA
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