Annotations: 2W45

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Herpes_alk_exo	e2w45A1	A: a/b three-layered sandwiches	X: Restriction endonuclease-like	H: Restriction endonuclease-like (From Topology)	T: Restriction endonuclease-like	F: Herpes_alk_exo	ECOD (1.6)
B	Herpes_alk_exo	e2w45B1	A: a/b three-layered sandwiches	X: Restriction endonuclease-like	H: Restriction endonuclease-like (From Topology)	T: Restriction endonuclease-like	F: Herpes_alk_exo	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.120.860	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Herpesvirus alkaline exonuclease, N-terminal domain	CATH (4.3.0)
B	1.20.120.860	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Herpesvirus alkaline exonuclease, N-terminal domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01771	Viral alkaline exonuclease (Viral_alk_exo)	Viral alkaline exonuclease	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	ALKALINE EXONUCLEASE	nuclease activity hydrolase activity, acting on ester bonds hydrolase activity exonuclease activity catalytic activity DNA binding binding organic cyclic compound binding nucleic acid binding endonuclease activity RNA binding	regulation of cellular process negative regulation of biological process symbiont-mediated perturbation of host translation negative regulation of cellular metabolic process nucleobase-containing compound metabolic process symbiont-mediated suppression of host gene expression RNA catabolic process mRNA catabolic process regulation of biological process cellular metabolic process negative regulation of metabolic process regulation of cellular metabolic process primary metabolic process negative regulation of cellular biosynthetic process regulation of cellular process negative regulation of biological process symbiont-mediated perturbation of host translation negative regulation of cellular metabolic process nucleobase-containing compound metabolic process symbiont-mediated suppression of host gene expression RNA catabolic process mRNA catabolic process regulation of biological process cellular metabolic process negative regulation of metabolic process regulation of cellular metabolic process primary metabolic process negative regulation of cellular biosynthetic process biological process involved in interaction with host nucleobase-containing compound catabolic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of macromolecule biosynthetic process symbiont-mediated degradation of host mRNA nucleic acid catabolic process symbiont-mediated suppression of host translation regulation of macromolecule biosynthetic process metabolic process symbiont-mediated perturbation of host gene expression macromolecule metabolic process regulation of metabolic process symbiont-mediated perturbation of host cellular process catabolic process biological process involved in interspecies interaction between organisms cellular biosynthetic process RNA metabolic process macromolecule catabolic process biological process involved in symbiotic interaction symbiont-mediated perturbation of host process negative regulation of cellular process modulation of process of another organism negative regulation of macromolecule metabolic process regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process mRNA metabolic process nucleic acid metabolic process regulation of cellular biosynthetic process negative regulation of biosynthetic process cellular process	host intracellular membrane-bounded organelle host cellular component host intracellular part host cell part host intracellular region cellular anatomical entity host cell nucleus host intracellular organelle host cell cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR011335	Restriction endonuclease type II-like	Homologous Superfamily
A, B	IPR034720	Viral alkaline exonuclease	Family
A, B	IPR001616	Alphaherpesvirus alkaline exonuclease	Family

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.