Annotations: 3LGD

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	A_deaminase	e3lgdA2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: A_deaminase	ECOD (1.6)
B	A_deaminase	e3lgdB2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: A_deaminase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.20.20.140	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Metal-dependent hydrolases	CATH (4.3.0)
B	3.20.20.140	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Metal-dependent hydrolases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF08451	Adenosine/AMP deaminase N-terminal (A_deaminase_N)	Adenosine/AMP deaminase N-terminal	-	Family
A, B	PF00962	Adenosine deaminase (A_deaminase)	Adenosine deaminase	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Adenosine deaminase CECR1	hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amidines adenosine deaminase activity hydrolase activity catalytic activity deaminase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds identical protein binding protein binding binding protein homodimerization activity protein dimerization activity 2'-deoxyadenosine deaminase activity molecular function activator activity signaling receptor binding hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amidines adenosine deaminase activity hydrolase activity catalytic activity deaminase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds identical protein binding protein binding binding protein homodimerization activity protein dimerization activity 2'-deoxyadenosine deaminase activity molecular function activator activity signaling receptor binding molecular function regulator activity signaling receptor regulator activity growth factor activity receptor ligand activity signaling receptor activator activity G protein-coupled receptor binding adenosine receptor binding proteoglycan binding carbohydrate derivative binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding heparin binding glycosaminoglycan binding sulfur compound binding	glycosyl compound metabolic process catabolic process purine nucleoside catabolic process carbohydrate derivative metabolic process nucleobase-containing compound metabolic process nucleobase-containing small molecule metabolic process small molecule metabolic process purine ribonucleoside metabolic process carbohydrate derivative catabolic process adenosine catabolic process primary metabolic process glycosyl compound catabolic process purine-containing compound catabolic process nucleoside metabolic process glycosyl compound metabolic process catabolic process purine nucleoside catabolic process carbohydrate derivative metabolic process nucleobase-containing compound metabolic process nucleobase-containing small molecule metabolic process small molecule metabolic process purine ribonucleoside metabolic process carbohydrate derivative catabolic process adenosine catabolic process primary metabolic process glycosyl compound catabolic process purine-containing compound catabolic process nucleoside metabolic process nucleobase-containing compound catabolic process purine-containing compound metabolic process adenosine metabolic process nucleobase-containing small molecule catabolic process nucleoside catabolic process metabolic process small molecule catabolic process ribonucleoside catabolic process purine nucleoside metabolic process purine ribonucleoside catabolic process ribonucleoside metabolic process nucleoside biosynthetic process purine-containing compound biosynthetic process carbohydrate derivative biosynthetic process glycosyl compound biosynthetic process inosine metabolic process small molecule biosynthetic process purine ribonucleoside biosynthetic process ribonucleoside biosynthetic process nucleobase-containing compound biosynthetic process nucleobase-containing small molecule biosynthetic process inosine biosynthetic process biosynthetic process purine nucleoside biosynthetic process	extracellular region cellular anatomical entity membrane-bounded organelle intracellular anatomical structure lytic vacuole intracellular vesicle membrane-enclosed lumen cytoplasmic vesicle lumen vacuolar lumen endomembrane system intracellular organelle lumen intracellular organelle cytoplasmic vesicle vesicle extracellular region cellular anatomical entity membrane-bounded organelle intracellular anatomical structure lytic vacuole intracellular vesicle membrane-enclosed lumen cytoplasmic vesicle lumen vacuolar lumen endomembrane system intracellular organelle lumen intracellular organelle cytoplasmic vesicle vesicle lysosome vesicle lumen azurophil granule vacuole intracellular membrane-bounded organelle secretory granule lumen azurophil granule lumen organelle lumen organelle secretory granule primary lysosome secretory vesicle cytoplasm extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001365	Adenosine deaminase domain	Domain
A, B	IPR006331	Adenosine deaminase-related growth factor	Family
A, B	IPR032466	Metal-dependent hydrolase	Homologous Superfamily
A, B	IPR013659	Adenosine/AMP deaminase N-terminal	Domain
A, B	IPR006330	Adenosine/adenine deaminase	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q9NZK5	Sneddon syndrome polyarteritis nodosa primitive neuroectodermal tumor ulcerative colitis astrocytic tumor cerebrovascular disorder Duchenne muscular dystrophy glioblastoma invasive ductal breast carcinoma pancreatic intraductal papillary-mucinous carcinoma psoriasis subependymal giant cell astrocytoma vasculitis due to ADA2 deficiency Behcet disease cutaneous lupus erythematosus Sneddon syndrome polyarteritis nodosa primitive neuroectodermal tumor ulcerative colitis astrocytic tumor cerebrovascular disorder Duchenne muscular dystrophy glioblastoma invasive ductal breast carcinoma pancreatic intraductal papillary-mucinous carcinoma psoriasis subependymal giant cell astrocytoma vasculitis due to ADA2 deficiency Behcet disease cutaneous lupus erythematosus ductal breast carcinoma in situ head and neck cancer osteosarcoma periodontitis POLYARTERITIS NODOSA, CHILDHOOD-ONSET Sjogren syndrome tuberculosis breast cancer diabetes mellitus Gaucher disease interstitial cystitis ovarian cancer pilocytic astrocytoma

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.