Annotations: 3HRD

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d3hrdd2	All alpha proteins	CO dehydrogenase ISP C-domain like	CO dehydrogenase ISP C-domain like	automated matches	automated matches	(Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)
D	d3hrdd1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	2Fe-2S ferredoxin-like	automated matches	automated matches	(Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)
D	d3hrdd3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)
H	d3hrdh2	All alpha proteins	CO dehydrogenase ISP C-domain like	CO dehydrogenase ISP C-domain like	automated matches	automated matches	(Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)
H	d3hrdh1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	2Fe-2S ferredoxin-like	automated matches	automated matches	(Eubacterium barkeri ) [TaxId: 1528 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	Peptidase_M49	e3hrdD3	A: a/b three-layered sandwiches	X: Subtilisin-like	H: Subtilisin-like	T: Subtilisin-like	F: Peptidase_M49	ECOD (v294.1)
H	Peptidase_M49	e3hrdH3	A: a/b three-layered sandwiches	X: Subtilisin-like	H: Subtilisin-like	T: Subtilisin-like	F: Peptidase_M49	ECOD (v294.1)
C	Pep_deformylase	e3hrdC1	A: a/b three-layered sandwiches	X: TIM beta/alpha-barrel	H: FAD-dependent thiol oxidase	T: FAD-dependent thiol oxidase	F: Pep_deformylase	ECOD (v294.1)
G	Ribosomal_L36	e3hrdG1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: Ribosomal_L36	ECOD (v294.1)
F	FGGY_C	e3hrdF1	A: a/b three-layered sandwiches	X: omega toxin-like	H: omega toxin-related	T: omega toxin-related	F: FGGY_C	ECOD (v294.1)
B	FGGY_C	e3hrdB1	A: a/b three-layered sandwiches	X: omega toxin-like	H: omega toxin-related	T: omega toxin-related	F: FGGY_C	ECOD (v294.1)
E	Ribosomal_S6e	e3hrdE1	A: a/b three-layered sandwiches	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Ribosomal_S6e	ECOD (v294.1)
E	FGGY_C	e3hrdE2	A: a/b three-layered sandwiches	X: omega toxin-like	H: omega toxin-related	T: omega toxin-related	F: FGGY_C	ECOD (v294.1)
A	Ribosomal_S6e	e3hrdA1	A: a/b three-layered sandwiches	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Ribosomal_S6e	ECOD (v294.1)
A	MoCoBD_1	e3hrdA2	A: a/b three-layered sandwiches	X: Alpha-lytic protease prodomain-like	H: DNA mismatch repair protein MutL regulatory subdomain	T: DNA mismatch repair protein MutL regulatory subdomain	F: MoCoBD_1	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.10.20.30	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Beta-grasp domain	CATH (4.3.0)
D	1.10.150.120	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)
H	3.10.20.30	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Beta-grasp domain	CATH (4.3.0)
H	1.10.150.120	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)
C	3.30.390.50	Alpha Beta	2-Layer Sandwich	Enolase-like	domain 1	CATH (4.3.0)
G	3.30.390.50	Alpha Beta	2-Layer Sandwich	Enolase-like	domain 1	CATH (4.3.0)
F	3.30.365.10	Alpha Beta	2-Layer Sandwich	Aldehyde Oxidoreductase	domain 4	CATH (4.3.0)
B	3.30.365.10	Alpha Beta	2-Layer Sandwich	Aldehyde Oxidoreductase	domain 4	CATH (4.3.0)
E	3.30.365.10	Alpha Beta	2-Layer Sandwich	Aldehyde Oxidoreductase	domain 4	CATH (4.3.0)
A	3.30.365.10	Alpha Beta	2-Layer Sandwich	Aldehyde Oxidoreductase	domain 4	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
D, H	Nicotinate dehydrogenase small FeS subunit	iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding oxidoreductase activity oxidoreductase activity, acting on CH or CH2 groups oxidoreductase activity, acting on CH or CH2 groups, NAD or NADP as acceptor catalytic activity nicotinate dehydrogenase activity nucleoside phosphate binding nucleotide binding heterocyclic compound binding cation binding iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding oxidoreductase activity oxidoreductase activity, acting on CH or CH2 groups oxidoreductase activity, acting on CH or CH2 groups, NAD or NADP as acceptor catalytic activity nicotinate dehydrogenase activity nucleoside phosphate binding nucleotide binding heterocyclic compound binding cation binding ion binding metal ion binding	catabolic process oxoacid metabolic process carboxylic acid metabolic process alkaloid catabolic process alkaloid metabolic process organic acid metabolic process organic acid catabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process pyridine-containing compound metabolic process metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process alkaloid catabolic process alkaloid metabolic process organic acid metabolic process organic acid catabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process pyridine-containing compound metabolic process metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process small molecule catabolic process nicotinate catabolic process nicotinate metabolic process pyridine-containing compound catabolic process	-
C, G	Nicotinate dehydrogenase FAD-subunit	oxidoreductase activity oxidoreductase activity, acting on CH or CH2 groups oxidoreductase activity, acting on CH or CH2 groups, NAD or NADP as acceptor catalytic activity nicotinate dehydrogenase activity FAD binding flavin adenine dinucleotide binding binding nucleoside phosphate binding ion binding anion binding nucleotide binding heterocyclic compound binding small molecule binding	catabolic process oxoacid metabolic process carboxylic acid metabolic process alkaloid catabolic process alkaloid metabolic process organic acid metabolic process organic acid catabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process pyridine-containing compound metabolic process metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process alkaloid catabolic process alkaloid metabolic process organic acid metabolic process organic acid catabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process pyridine-containing compound metabolic process metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process small molecule catabolic process nicotinate catabolic process nicotinate metabolic process pyridine-containing compound catabolic process	-
B, F	Nicotinate dehydrogenase medium molybdopterin subunit	oxidoreductase activity oxidoreductase activity, acting on CH or CH2 groups oxidoreductase activity, acting on CH or CH2 groups, NAD or NADP as acceptor catalytic activity nicotinate dehydrogenase activity cation binding transition metal ion binding iron ion binding ion binding binding metal ion binding small molecule binding	catabolic process oxoacid metabolic process carboxylic acid metabolic process alkaloid catabolic process alkaloid metabolic process organic acid metabolic process organic acid catabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process pyridine-containing compound metabolic process metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process alkaloid catabolic process alkaloid metabolic process organic acid metabolic process organic acid catabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process pyridine-containing compound metabolic process metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process small molecule catabolic process nicotinate catabolic process nicotinate metabolic process pyridine-containing compound catabolic process	-
A, E	Nicotinate dehydrogenase large molybdopterin subunit	oxidoreductase activity oxidoreductase activity, acting on CH or CH2 groups oxidoreductase activity, acting on CH or CH2 groups, NAD or NADP as acceptor catalytic activity nicotinate dehydrogenase activity cation binding transition metal ion binding iron ion binding ion binding binding metal ion binding small molecule binding	catabolic process oxoacid metabolic process carboxylic acid metabolic process alkaloid catabolic process alkaloid metabolic process organic acid metabolic process organic acid catabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process pyridine-containing compound metabolic process metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process alkaloid catabolic process alkaloid metabolic process organic acid metabolic process organic acid catabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process pyridine-containing compound metabolic process metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process small molecule catabolic process nicotinate catabolic process nicotinate metabolic process pyridine-containing compound catabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
D, H	IPR002888	[2Fe-2S]-binding	Domain
D, H	IPR036010	2Fe-2S ferredoxin-like superfamily	Homologous Superfamily
D, H	IPR001041	2Fe-2S ferredoxin-type iron-sulfur binding domain	Domain
D, H	IPR036884	[2Fe-2S]-binding domain superfamily	Homologous Superfamily
D, H	IPR051452	Diverse Oxidoreductases	Family
D, H	IPR012675	Beta-grasp domain superfamily	Homologous Superfamily
D, H	IPR006058	2Fe-2S ferredoxin, iron-sulphur binding site	Binding Site
C, G	IPR016167	FAD-binding, type PCMH, subdomain 1	Homologous Superfamily
C, G	IPR036683	CO dehydrogenase flavoprotein, C-terminal domain superfamily	Homologous Superfamily
C, G	IPR051312	Diverse Substrate Oxidoreductases	Family
C, G	IPR036318	FAD-binding, type PCMH-like superfamily	Homologous Superfamily
C, G	IPR016169	FAD-binding, type PCMH, subdomain 2	Homologous Superfamily
C, G	IPR016166	FAD-binding domain, PCMH-type	Domain
C, G	IPR005107	CO dehydrogenase flavoprotein, C-terminal	Domain
C, G	IPR002346	Molybdopterin dehydrogenase, FAD-binding	Domain
B, F	IPR046867	Aldehyde oxidase/xanthine dehydrogenase, second molybdopterin binding domain	Domain
B, F	IPR016208	Aldehyde oxidase/xanthine dehydrogenase-like	Family
B, F	IPR037165	Aldehyde oxidase/xanthine dehydrogenase, molybdopterin binding domain superfamily	Homologous Superfamily
A, E	IPR000674	Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead	Domain
A, E	IPR016208	Aldehyde oxidase/xanthine dehydrogenase-like	Family
A, E	IPR036856	Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead superfamily	Homologous Superfamily
A, E	IPR037165	Aldehyde oxidase/xanthine dehydrogenase, molybdopterin binding domain superfamily	Homologous Superfamily
A, E	IPR008274	Aldehyde oxidase/xanthine dehydrogenase, first molybdopterin binding domain	Domain