3TNZ

Crystal structure of Mus musculus iodotyrosine deiodinase (IYD) C217A, C239A bound to FMN and mono-iodotyrosine (MIT)

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	FMN-dependent nitroreductase-like	8086287	3001947	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	FMN-dependent nitroreductase-like	8086287	3001947	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Nitroreductase	e3tnzA2	A: a+b two layers	X: Alpha-beta plaits	H: FMN-dependent nitroreductase-like (From Topology)	T: FMN-dependent nitroreductase-like	F: Nitroreductase	ECOD (1.6)
B	Nitroreductase	e3tnzB2	A: a+b two layers	X: Alpha-beta plaits	H: FMN-dependent nitroreductase-like (From Topology)	T: FMN-dependent nitroreductase-like	F: Nitroreductase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.109.10	Alpha Beta	3-Layer(aba) Sandwich	NADH Oxidase	NADH Oxidase	CATH (4.3.0)
B	3.40.109.10	Alpha Beta	3-Layer(aba) Sandwich	NADH Oxidase	NADH Oxidase	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00881	Nitroreductase family (Nitroreductase)	Nitroreductase family	The nitroreductase family comprises a group of FMN- or FAD-dependent and NAD(P)H-dependent enzymes able to metabolize nitrosubstituted compounds.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Iodotyrosine dehalogenase 1	oxidoreductase activity catalytic activity oxidoreductase activity, acting on X-H and Y-H to form an X-Y bond iodotyrosine deiodinase activity binding nucleotide binding FMN binding nucleoside phosphate binding ion binding organic cyclic compound binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding oxidoreductase activity catalytic activity oxidoreductase activity, acting on X-H and Y-H to form an X-Y bond iodotyrosine deiodinase activity binding nucleotide binding FMN binding nucleoside phosphate binding ion binding organic cyclic compound binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding	regulation of hormone levels organic hydroxy compound metabolic process cellular metabolic process biological regulation hormone metabolic process cellular modified amino acid metabolic process thyroid hormone metabolic process phenol-containing compound metabolic process metabolic process cellular process regulation of biological quality erythrose 4-phosphate/phosphoenolpyruvate family amino acid metabolic process aromatic amino acid metabolic process oxoacid metabolic process regulation of hormone levels organic hydroxy compound metabolic process cellular metabolic process biological regulation hormone metabolic process cellular modified amino acid metabolic process thyroid hormone metabolic process phenol-containing compound metabolic process metabolic process cellular process regulation of biological quality erythrose 4-phosphate/phosphoenolpyruvate family amino acid metabolic process aromatic amino acid metabolic process oxoacid metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process small molecule metabolic process tyrosine metabolic process	membrane-bounded organelle intracellular anatomical structure membrane intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle membrane vesicle membrane cytoplasmic vesicle organelle cytoplasm vesicle organelle membrane membrane-bounded organelle intracellular anatomical structure membrane intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle membrane vesicle membrane cytoplasmic vesicle organelle cytoplasm vesicle organelle membrane cell periphery plasma membrane nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR050627	Nitroreductase/BluB	Family
A, B	IPR029479	Nitroreductase	Domain
A, B	IPR000415	Nitroreductase-like	Homologous Superfamily

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.