##gff-version 3 Q9IAX2 UniProtKB Chain 1 279 . . . ID=PRO_0000154320;Note=Type II iodothyronine deiodinase Q9IAX2 UniProtKB Transmembrane 8 28 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q9IAX2 UniProtKB Active site 132 132 . . . . Q9IAX2 UniProtKB Non-standard residue 132 132 . . . Note=Selenocysteine;Ontology_term=ECO:0000303;evidence=ECO:0000303|PubMed:10318780;Dbxref=PMID:10318780 Q9IAX2 UniProtKB Non-standard residue 265 265 . . . Note=Selenocysteine;Ontology_term=ECO:0000303;evidence=ECO:0000303|PubMed:10318780;Dbxref=PMID:10318780