Annotations: 6ABU

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Fer2_2	e6abuA1	A: alpha bundles	X: CO dehydrogenase ISP C-domain like (From Topology)	H: CO dehydrogenase ISP C-domain like (From Topology)	T: CO dehydrogenase ISP C-domain like	F: Fer2_2	ECOD (1.6)
A	Fer2	e6abuA2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Fer2	ECOD (1.6)
A	Ald_Xan_dh_C2	e6abuA5	A: a+b two layers	X: MocoBD/DmpA-related (From Homology)	H: MocoBD/DmpA-related	T: Molybdenum cofactor-binding domain	F: Ald_Xan_dh_C2	ECOD (1.6)
A	CO_deh_flav_C	e6abuA3	A: a+b two layers	X: FAD-linked reductases, C-terminal domain-like	H: SufE/NifU (From Topology)	T: SufE/NifU	F: CO_deh_flav_C	ECOD (1.6)
A	FAD_binding_5	e6abuA4	A: a+b complex topology	X: FAD-binding domain-like	H: FAD-binding domain (From Topology)	T: FAD-binding domain	F: FAD_binding_5	ECOD (1.6)
A	Ald_Xan_dh_C	e6abuA7	A: a+b complex topology	X: alpha/beta-Hammerhead/Barrel-sandwich hybrid	H: alpha/beta-Hammerhead/Barrel-sandwich hybrid	T: CO dehydrogenase molybdoprotein N-domain-like	F: Ald_Xan_dh_C	ECOD (1.6)
B	Fer2_2	e6abuB2	A: alpha bundles	X: CO dehydrogenase ISP C-domain like (From Topology)	H: CO dehydrogenase ISP C-domain like (From Topology)	T: CO dehydrogenase ISP C-domain like	F: Fer2_2	ECOD (1.6)
B	Fer2	e6abuB1	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Fer2	ECOD (1.6)
B	Ald_Xan_dh_C2	e6abuB7	A: a+b two layers	X: MocoBD/DmpA-related (From Homology)	H: MocoBD/DmpA-related	T: Molybdenum cofactor-binding domain	F: Ald_Xan_dh_C2	ECOD (1.6)
B	CO_deh_flav_C	e6abuB4	A: a+b two layers	X: FAD-linked reductases, C-terminal domain-like	H: SufE/NifU (From Topology)	T: SufE/NifU	F: CO_deh_flav_C	ECOD (1.6)
B	FAD_binding_5	e6abuB3	A: a+b complex topology	X: FAD-binding domain-like	H: FAD-binding domain (From Topology)	T: FAD-binding domain	F: FAD_binding_5	ECOD (1.6)
B	Ald_Xan_dh_C	e6abuB6	A: a+b complex topology	X: alpha/beta-Hammerhead/Barrel-sandwich hybrid	H: alpha/beta-Hammerhead/Barrel-sandwich hybrid	T: CO dehydrogenase molybdoprotein N-domain-like	F: Ald_Xan_dh_C	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.10.20.30	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Beta-grasp domain	CATH (utative)
A	1.10.150.120	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (utative)
A	3.30.43.10	Alpha Beta	2-Layer Sandwich	Uridine Diphospho-n-acetylenolpyruvylglucosamine Reductase	domain 2	CATH (utative)
A	3.30.390.50	Alpha Beta	2-Layer Sandwich	Enolase-like	domain 1	CATH (utative)
A	3.30.365.10	Alpha Beta	2-Layer Sandwich	Aldehyde Oxidoreductase	domain 4	CATH (utative)
A	3.90.1170.50	Alpha Beta	Alpha-Beta Complex	Aldehyde Oxidoreductase	domain 3	CATH (utative)
B	3.10.20.30	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Beta-grasp domain	CATH (utative)
B	1.10.150.120	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (utative)
B	3.30.43.10	Alpha Beta	2-Layer Sandwich	Uridine Diphospho-n-acetylenolpyruvylglucosamine Reductase	domain 2	CATH (utative)
B	3.30.390.50	Alpha Beta	2-Layer Sandwich	Enolase-like	domain 1	CATH (utative)
B	3.30.365.10	Alpha Beta	2-Layer Sandwich	Aldehyde Oxidoreductase	domain 4	CATH (utative)
B	3.90.1170.50	Alpha Beta	Alpha-Beta Complex	Aldehyde Oxidoreductase	domain 3	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00941	FAD binding domain in molybdopterin dehydrogenase (FAD_binding_5)	FAD binding domain in molybdopterin dehydrogenase	-	Family
A, B	PF01799	[2Fe-2S] binding domain (Fer2_2)	[2Fe-2S] binding domain	-	Domain
A, B	PF01315	Aldehyde oxidase and xanthine dehydrogenase, a/b hammerhead domain (Ald_Xan_dh_C)	Aldehyde oxidase and xanthine dehydrogenase, a/b hammerhead domain	-	Domain
A, B	PF20256	Molybdopterin cofactor-binding domain (MoCoBD_2)	Molybdopterin cofactor-binding domain	-	Domain
A, B	PF03450	CO dehydrogenase flavoprotein C-terminal domain (CO_deh_flav_C)	CO dehydrogenase flavoprotein C-terminal domain	-	Domain
A, B	PF02738	Molybdopterin cofactor-binding domain (MoCoBD_1)	Molybdopterin cofactor-binding domain	-	Domain
A, B	PF00111	2Fe-2S iron-sulfur cluster binding domain (Fer2)	2Fe-2S iron-sulfur cluster binding domain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Xanthine dehydrogenase/oxidase	oxidoreductase activity oxidoreductase activity, acting on CH or CH2 groups hypoxanthine oxidase activity oxidoreductase activity, acting on CH or CH2 groups, oxygen as acceptor catalytic activity FAD binding flavin adenine dinucleotide binding binding nucleoside phosphate binding ion binding organic cyclic compound binding anion binding nucleotide binding heterocyclic compound binding oxidoreductase activity oxidoreductase activity, acting on CH or CH2 groups hypoxanthine oxidase activity oxidoreductase activity, acting on CH or CH2 groups, oxygen as acceptor catalytic activity 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 hypoxanthine dehydrogenase activity oxidoreductase activity, acting on CH or CH2 groups, NAD or NADP as acceptor cation binding transition metal ion binding iron ion binding metal ion binding molybdopterin cofactor binding identical protein binding protein binding oxidoreductase activity, acting on other nitrogenous compounds as donors, cytochrome as acceptor oxidoreductase activity, acting on other nitrogenous compounds as donors nitrite reductase (NO-forming) activity nitrite reductase activity xanthine dehydrogenase activity protein homodimerization activity protein dimerization activity iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding metal cluster binding xanthine oxidase activity	response to stimulus response to chemical response to nitrogen compound response to azide ribose phosphate metabolic process ribonucleotide catabolic process catabolic process organophosphate catabolic process carbohydrate derivative metabolic process nucleoside phosphate catabolic process purine ribonucleoside monophosphate catabolic process purine nucleoside monophosphate catabolic process nucleobase-containing compound metabolic process purine ribonucleoside monophosphate metabolic process response to stimulus response to chemical response to nitrogen compound response to azide ribose phosphate metabolic process ribonucleotide catabolic process catabolic process organophosphate catabolic process carbohydrate derivative metabolic process nucleoside phosphate catabolic process purine ribonucleoside monophosphate catabolic process purine nucleoside monophosphate catabolic process nucleobase-containing compound metabolic process purine ribonucleoside monophosphate metabolic process purine nucleotide metabolic process ribonucleotide metabolic process ribonucleoside monophosphate metabolic process nucleobase-containing small molecule metabolic process purine nucleoside monophosphate metabolic process phosphate-containing compound metabolic process GMP metabolic process small molecule metabolic process ribonucleoside monophosphate catabolic process purine ribonucleotide catabolic process phosphorus metabolic process nucleoside monophosphate metabolic process nucleotide catabolic process nucleoside phosphate metabolic process purine nucleotide catabolic process carbohydrate derivative catabolic process nucleoside monophosphate catabolic process primary metabolic process purine-containing compound catabolic process nucleotide metabolic process GMP catabolic process nucleobase-containing compound catabolic process purine-containing compound metabolic process organophosphate metabolic process metabolic process cellular process purine ribonucleotide metabolic process purine nucleobase metabolic process xanthine metabolic process purine nucleobase catabolic process xanthine catabolic process nucleobase catabolic process nucleobase metabolic process regulation of cellular process regulation of protein modification process regulation of protein phosphorylation negative regulation of biological process negative regulation of phosphate metabolic process regulation of primary metabolic process regulation of phosphate metabolic process negative regulation of protein modification process negative regulation of cellular process protein metabolic process protein modification process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process regulation of biological process protein phosphorylation phosphorylation regulation of protein metabolic process negative regulation of metabolic process biological regulation regulation of macromolecule metabolic process negative regulation of protein phosphorylation macromolecule modification negative regulation of phosphorus metabolic process regulation of phosphorylation regulation of phosphorus metabolic process macromolecule metabolic process negative regulation of phosphorylation regulation of metabolic process purine deoxyribonucleoside monophosphate catabolic process deoxyribonucleoside monophosphate catabolic process deoxyribonucleotide catabolic process dAMP catabolic process dAMP metabolic process deoxyribose phosphate catabolic process deoxyribonucleotide metabolic process purine deoxyribonucleotide catabolic process 2'-deoxyribonucleotide metabolic process purine deoxyribonucleoside monophosphate metabolic process deoxyribose phosphate metabolic process deoxyribonucleoside monophosphate metabolic process purine deoxyribonucleotide metabolic process hypoxanthine catabolic process hypoxanthine metabolic process multicellular organismal process regulation of developmental process cellular developmental process regulation of vasculogenesis regulation of cell differentiation vasculogenesis multicellular organism development negative regulation of vasculogenesis tube morphogenesis cell differentiation anatomical structure development negative regulation of cell differentiation blood vessel development system development developmental process blood vessel morphogenesis tube development negative regulation of developmental process vasculature development circulatory system development anatomical structure morphogenesis cellular response to stimulus regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction signaling negative regulation of signaling negative regulation of intracellular signal transduction negative regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction regulation of signal transduction intracellular signal transduction negative regulation of cell communication cell communication regulation of intracellular signal transduction intracellular signaling cassette signal transduction regulation of signaling negative regulation of response to stimulus negative regulation of signal transduction regulation of response to stimulus regulation of cell communication phosphatidylinositol 3-kinase/protein kinase B signal transduction glycosyl compound metabolic process deoxyribonucleoside metabolic process purine nucleoside catabolic process purine deoxyribonucleoside catabolic process deoxyguanosine catabolic process purine deoxyribonucleoside metabolic process glycosyl compound catabolic process nucleoside metabolic process nucleobase-containing small molecule catabolic process nucleoside catabolic process deoxyribonucleoside catabolic process small molecule catabolic process deoxyguanosine metabolic process purine nucleoside metabolic process regulation of body fluid levels secretion transport mammary gland development gland development animal organ development establishment of localization body fluid secretion localization lactation regulation of biological quality endothelium development epithelial cell differentiation regulation of epithelial cell differentiation regulation of multicellular organismal process epithelium development regulation of multicellular organismal development negative regulation of epithelial cell differentiation endothelial cell differentiation regulation of endothelial cell differentiation negative regulation of endothelial cell differentiation tissue development cellular response to growth factor stimulus negative regulation of vascular endothelial growth factor signaling pathway negative regulation of cellular response to growth factor stimulus cell surface receptor protein tyrosine kinase signaling pathway cellular response to endogenous stimulus regulation of vascular endothelial growth factor signaling pathway enzyme-linked receptor protein signaling pathway regulation of cellular response to vascular endothelial growth factor stimulus cell surface receptor signaling pathway response to endogenous stimulus regulation of cellular response to growth factor stimulus vascular endothelial growth factor signaling pathway cellular response to vascular endothelial growth factor stimulus response to growth factor negative regulation of cellular response to vascular endothelial growth factor stimulus AMP metabolic process AMP catabolic process dGMP catabolic process dGMP metabolic process response to hydrogen peroxide response to oxidative stress response to stress response to oxygen-containing compound response to reactive oxygen species response to peptide cellular response to interleukin-1 response to cytokine cellular response to cytokine stimulus response to interleukin-1 deoxyadenosine catabolic process deoxyadenosine metabolic process guanine metabolic process guanine catabolic process cellular component biogenesis cellular component organization metallo-sulfur cluster assembly cellular component assembly iron-sulfur cluster assembly cellular component organization or biogenesis reactive oxygen species metabolic process positive regulation of biological process positive regulation of reactive oxygen species metabolic process positive regulation of metabolic process positive regulation of cellular process regulation of reactive oxygen species metabolic process amide catabolic process amide metabolic process deoxyinosine catabolic process deoxyinosine metabolic process cellular response to tumor necrosis factor response to tumor necrosis factor IMP metabolic process IMP catabolic process positive regulation of cell communication positive regulation of signal transduction p38MAPK cascade positive regulation of response to stimulus positive regulation of MAPK cascade positive regulation of intracellular signal transduction regulation of MAPK cascade positive regulation of p38MAPK cascade regulation of p38MAPK cascade MAPK cascade positive regulation of signaling response to carbon monoxide purine ribonucleoside metabolic process adenosine catabolic process adenosine metabolic process ribonucleoside catabolic process purine ribonucleoside catabolic process ribonucleoside metabolic process allantoin metabolic process inosine catabolic process inosine metabolic process regulation of biosynthetic process gene expression macromolecule biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process response to metal ion response to aluminum ion biological process involved in interspecies interaction between organisms response to lipid response to other organism response to external stimulus response to lipopolysaccharide response to biotic stimulus response to bacterium response to external biotic stimulus response to molecule of bacterial origin negative regulation of cell population proliferation cell population proliferation endothelial cell proliferation negative regulation of endothelial cell proliferation regulation of endothelial cell proliferation regulation of cell population proliferation regulation of epithelial cell proliferation epithelial cell proliferation negative regulation of epithelial cell proliferation	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle intracellular organelle organelle peroxisome microbody intracellular membrane-bounded organelle endomembrane system sarcoplasm endoplasmic reticulum sarcoplasmic reticulum cellular anatomical structure intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle intracellular organelle organelle peroxisome microbody intracellular membrane-bounded organelle endomembrane system sarcoplasm endoplasmic reticulum sarcoplasmic reticulum extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR006058	2Fe-2S ferredoxin, iron-sulphur binding site	Binding Site
A, B	IPR002888	[2Fe-2S]-binding	Domain
A, B	IPR036318	FAD-binding, type PCMH-like superfamily	Homologous Superfamily
A, B	IPR016208	Aldehyde oxidase/xanthine dehydrogenase-like	Family
A, B	IPR012675	Beta-grasp domain superfamily	Homologous Superfamily
A, B	IPR036010	2Fe-2S ferredoxin-like superfamily	Homologous Superfamily
A, B	IPR002346	Molybdopterin dehydrogenase, FAD-binding	Domain
A, B	IPR036884	[2Fe-2S]-binding domain superfamily	Homologous Superfamily
A, B	IPR005107	CO dehydrogenase flavoprotein, C-terminal	Domain
A, B	IPR016167	FAD-binding, type PCMH, subdomain 1	Homologous Superfamily
A, B	IPR001041	2Fe-2S ferredoxin-type iron-sulfur binding domain	Domain
A, B	IPR046867	Aldehyde oxidase/xanthine dehydrogenase, second molybdopterin binding domain	Domain
A, B	IPR036683	CO dehydrogenase flavoprotein, C-terminal domain superfamily	Homologous Superfamily
A, B	IPR000674	Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead	Domain
A, B	IPR022407	Oxidoreductase, molybdopterin binding site	Binding Site
A, B	IPR036856	Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead superfamily	Homologous Superfamily
A, B	IPR037165	Aldehyde oxidase/xanthine dehydrogenase, molybdopterin binding domain superfamily	Homologous Superfamily
A, B	IPR016166	FAD-binding domain, PCMH-type	Domain
A, B	IPR014307	Xanthine dehydrogenase, small subunit	Domain
A, B	IPR016169	FAD-binding, type PCMH, subdomain 2	Homologous Superfamily
A, B	IPR008274	Aldehyde oxidase/xanthine dehydrogenase, first molybdopterin binding domain	Domain