Annotations: 4KW3

Crystal structure of the non-structural protein 1 N-terminal origin-recognition/nickase domain from the emerging human bocavirus

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Fer4_13	e4kw3B2	A: a/b three-layered sandwiches	X: DEATH domain	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F: Fer4_13	ECOD (v294.1)
A	MatB	e4kw3A2	A: a/b three-layered sandwiches	X: Fusion glycoprotein F2	H: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase	T: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase	F: MatB	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.1310.20	Alpha Beta	3-Layer(aba) Sandwich	Replication Protein E1	Chain: A,	CATH (4.3.0)
A	3.40.1310.20	Alpha Beta	3-Layer(aba) Sandwich	Replication Protein E1	Chain: A,	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF22419	Human bocavirus Nonstructural protein 1-like, N-terminal domain (HBoV_NS1-like_N)	Human bocavirus Nonstructural protein 1-like, N-terminal domain	This entry represents the Human bocavirus 1 (HBoV1) nonstructural protein 1 (NS1) N-terminal domain. HBoV-NS1 is a member of the histidine-hydrophobic-histidine (HUH) superfamily of endonucleases [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	NS1	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding DNA binding nucleic acid 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 endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid ATP-dependent activity, acting on DNA nucleic acid conformation isomerase activity isomerase activity DNA helicase activity catalytic activity, acting on DNA helicase activity macromolecular conformation isomerase activity cation binding metal ion binding	nucleobase-containing compound metabolic process DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process viral DNA genome replication viral life cycle nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid biosynthetic process biosynthetic process nucleobase-containing compound metabolic process DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process viral DNA genome replication viral life cycle nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid biosynthetic process biosynthetic process viral genome replication viral process DNA biosynthetic process	host intracellular membrane-bounded organelle host cellular component host intracellular part cellular anatomical structure host cell part host intracellular region host cell nucleus other organism part host intracellular organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR014015	Helicase, superfamily 3, DNA virus	Domain
A, B	IPR054766	Initiator protein NS1-like, N-terminal domain, Bocavirus	Domain
A, B	IPR049901	NS1 nuclease, NS1-Nuc domain, Parvovirus	Domain
A, B	IPR001257	Parvovirus non-structural protein 1, helicase domain	Domain
A, B	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily

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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.