Annotations: 3N19

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A [auth B]	d3n19b_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	FMN-linked oxidoreductases	automated matches	automated matches	(Pseudomonas putida ) [TaxId: 303 ],	SCOPe (2.08)
B [auth D]	d3n19d_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	FMN-linked oxidoreductases	automated matches	automated matches	(Pseudomonas putida ) [TaxId: 303 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth B]	Oxidored_FMN	e3n19B1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Oxidored_FMN	ECOD (1.6)
B [auth D]	Oxidored_FMN	e3n19D1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Oxidored_FMN	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth B]	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)
B [auth D]	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B], B [auth D]	PF00724	NADH:flavin oxidoreductase / NADH oxidase family (Oxidored_FMN)	NADH:flavin oxidoreductase / NADH oxidase family	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B], B [auth D]	Xenobiotic reductase A	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 purine nucleotide binding adenyl nucleotide binding NADP binding 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 purine nucleotide binding adenyl nucleotide binding NADP binding NADPH dehydrogenase activity oxidoreductase activity oxidoreductase activity, acting on NAD(P)H catalytic activity	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B], B [auth D]	IPR044152	NADPH dehydrogenase YqjM-like	Family
A [auth B], B [auth D]	IPR001155	NADH:flavin oxidoreductase/NADH oxidase, N-terminal	Domain
A [auth B], B [auth D]	IPR013785	Aldolase-type TIM barrel	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.