Annotations: 2OK8

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	FAD_binding_1_1st	e2ok8A2	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: FAD_binding_1_1st	ECOD (1.6)
A	NAD_binding_1	e2ok8A1	A: a/b three-layered sandwiches	X: Ferredoxin reductase-like, C-terminal NADP-linked domain (From Topology)	H: Ferredoxin reductase-like, C-terminal NADP-linked domain (From Topology)	T: Ferredoxin reductase-like, C-terminal NADP-linked domain	F: NAD_binding_1	ECOD (1.6)
B	FAD_binding_1_1st	e2ok8B2	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: FAD_binding_1_1st	ECOD (1.6)
B	NAD_binding_1	e2ok8B1	A: a/b three-layered sandwiches	X: Ferredoxin reductase-like, C-terminal NADP-linked domain (From Topology)	H: Ferredoxin reductase-like, C-terminal NADP-linked domain (From Topology)	T: Ferredoxin reductase-like, C-terminal NADP-linked domain	F: NAD_binding_1	ECOD (1.6)
C	FAD_binding_1_1st	e2ok8C2	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: FAD_binding_1_1st	ECOD (1.6)
C	NAD_binding_1	e2ok8C1	A: a/b three-layered sandwiches	X: Ferredoxin reductase-like, C-terminal NADP-linked domain (From Topology)	H: Ferredoxin reductase-like, C-terminal NADP-linked domain (From Topology)	T: Ferredoxin reductase-like, C-terminal NADP-linked domain	F: NAD_binding_1	ECOD (1.6)
D	FAD_binding_1_1st	e2ok8D2	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: FAD_binding_1_1st	ECOD (1.6)
D	NAD_binding_1	e2ok8D1	A: a/b three-layered sandwiches	X: Ferredoxin reductase-like, C-terminal NADP-linked domain (From Topology)	H: Ferredoxin reductase-like, C-terminal NADP-linked domain (From Topology)	T: Ferredoxin reductase-like, C-terminal NADP-linked domain	F: NAD_binding_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.30.10	Mainly Beta	Beta Barrel	Elongation Factor Tu (Ef-tu)	domain 3	CATH (4.3.0)
A	3.40.50.80	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Nucleotide-binding domain of ferredoxin-NADP reductase (FNR) module	CATH (4.3.0)
B	2.40.30.10	Mainly Beta	Beta Barrel	Elongation Factor Tu (Ef-tu)	domain 3	CATH (4.3.0)
B	3.40.50.80	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Nucleotide-binding domain of ferredoxin-NADP reductase (FNR) module	CATH (4.3.0)
C	2.40.30.10	Mainly Beta	Beta Barrel	Elongation Factor Tu (Ef-tu)	domain 3	CATH (4.3.0)
C	3.40.50.80	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Nucleotide-binding domain of ferredoxin-NADP reductase (FNR) module	CATH (4.3.0)
D	2.40.30.10	Mainly Beta	Beta Barrel	Elongation Factor Tu (Ef-tu)	domain 3	CATH (4.3.0)
D	3.40.50.80	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Nucleotide-binding domain of ferredoxin-NADP reductase (FNR) module	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00175	Oxidoreductase NAD-binding domain (NAD_binding_1)	Oxidoreductase NAD-binding domain	Xanthine dehydrogenases, that also bind FAD/NAD, have essentially no similarity.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Putative ferredoxin--NADP reductase	FAD binding flavin adenine dinucleotide binding binding nucleoside phosphate binding ion binding organic cyclic compound binding anion binding nucleotide binding heterocyclic compound binding small molecule binding ferredoxin-NAD(P) reductase activity oxidoreductase activity oxidoreductase activity, acting on iron-sulfur proteins as donors oxidoreductase activity, acting on iron-sulfur proteins as donors, NAD or NADP as acceptor FAD binding flavin adenine dinucleotide binding binding nucleoside phosphate binding ion binding organic cyclic compound binding anion binding nucleotide binding heterocyclic compound binding small molecule binding ferredoxin-NAD(P) reductase activity oxidoreductase activity oxidoreductase activity, acting on iron-sulfur proteins as donors oxidoreductase activity, acting on iron-sulfur proteins as donors, NAD or NADP as acceptor catalytic activity ferredoxin-NADP+ reductase activity electron transfer activity identical protein binding protein binding	regulation of isopentenyl diphosphate biosynthetic process, methylerythritol 4-phosphate pathway regulation of cellular process cellular biosynthetic process regulation of lipid metabolic process isopentenyl diphosphate biosynthetic process lipid biosynthetic process carbohydrate derivative metabolic process glyceraldehyde-3-phosphate metabolic process regulation of primary metabolic process phospholipid metabolic process cellular ketone metabolic process regulation of small molecule metabolic process regulation of phosphate metabolic process cellular aldehyde metabolic process phosphate-containing compound metabolic process regulation of isopentenyl diphosphate biosynthetic process, methylerythritol 4-phosphate pathway regulation of cellular process cellular biosynthetic process regulation of lipid metabolic process isopentenyl diphosphate biosynthetic process lipid biosynthetic process carbohydrate derivative metabolic process glyceraldehyde-3-phosphate metabolic process regulation of primary metabolic process phospholipid metabolic process cellular ketone metabolic process regulation of small molecule metabolic process regulation of phosphate metabolic process cellular aldehyde metabolic process phosphate-containing compound metabolic process small molecule metabolic process regulation of carbohydrate metabolic process phosphorus metabolic process regulation of biosynthetic process carbohydrate metabolic process regulation of biological process regulation of cellular ketone metabolic process isoprenoid biosynthetic process isopentenyl diphosphate biosynthetic process, methylerythritol 4-phosphate pathway cellular metabolic process biological regulation regulation of phospholipid metabolic process primary metabolic process regulation of cellular metabolic process phospholipid biosynthetic process regulation of phospholipid biosynthetic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process cellular lipid metabolic process metabolic process regulation of isoprenoid metabolic process cellular process regulation of phosphorus metabolic process regulation of lipid biosynthetic process regulation of metabolic process lipid metabolic process isoprenoid metabolic process isopentenyl diphosphate metabolic process	membrane-bounded organelle intracellular organelle intracellular anatomical structure plastid organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle apicoplast

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR001709	Flavoprotein pyridine nucleotide cytochrome reductase	Domain
A, B, C, D	IPR001433	Oxidoreductase FAD/NAD(P)-binding	Domain
A, B, C, D	IPR039261	Ferredoxin-NADP reductase (FNR), nucleotide-binding domain	Homologous Superfamily
A, B, C, D	IPR017938	Riboflavin synthase-like beta-barrel	Homologous Superfamily
A, B, C, D	IPR017927	FAD-binding domain, ferredoxin reductase-type	Domain
A, B, C, D	IPR015701	Ferredoxin--NADP reductase	Family

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.