Annotations: 5HCN

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	ERAP1_C	e5hcnA1	A: a/b three-layered sandwiches	X: ACP-like	H: Phage tail fiber protein trimerization domain	T: Phage tail fiber protein trimerization domain	F: ERAP1_C	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF03029	Conserved hypothetical ATP binding protein (ATP_bind_1)	Conserved hypothetical ATP binding protein	Members of this family are found in a range of archaea and eukaryotes and have hypothesised ATP binding activity.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	GPN-loop GTPase 1	pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding GTPase activity	localization cellular localization nucleocytoplasmic transport transport nuclear transport establishment of localization in cell intracellular transport cellular process establishment of localization establishment of protein localization protein localization to nucleus intercellular transport import into nucleus establishment of protein localization to organelle localization cellular localization nucleocytoplasmic transport transport nuclear transport establishment of localization in cell intracellular transport cellular process establishment of localization establishment of protein localization protein localization to nucleus intercellular transport import into nucleus establishment of protein localization to organelle protein transport macromolecule localization protein localization to organelle protein import into nucleus intracellular protein localization intracellular protein transport cellular component organization organelle organization mitotic sister chromatid cohesion chromosome organization sister chromatid cohesion cellular component organization or biogenesis cell cycle cell cycle process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR030230	GPN-loop GTPase 1	Family
A	IPR004130	GPN-loop GTPase	Family
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.