5EWT | pdb_00005ewt

Crystal structure of ExoIII endonuclease from Sulfolobus islandicus

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d5ewta_	Alpha and beta proteins (a+b)	DNase I-like	DNase I-like	automated matches	automated matches	(Saccharolobus islandicus REY15A ) [TaxId: 930945 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	DNase I-like	8073935	4002213	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	DNase I-like	8073936	3000957	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Exo_endo_phos	e5ewtA1	A: a+b four layers	X: Carbon-nitrogen hydrolase-like	H: DNase I-like (From Topology)	T: DNase I-like	F: Exo_endo_phos	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.60.10.10	Alpha Beta	4-Layer Sandwich	Deoxyribonuclease I	Chain A	CATH (4.2.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Exodeoxyribonuclease III Xth	DNA-(apurinic or apyrimidinic site) endonuclease activity DNA endonuclease activity endonuclease activity catalytic activity, acting on DNA nuclease activity catalytic activity, acting on a nucleic acid catalytic activity DNA nuclease activity double-stranded DNA 3'-5' DNA exonuclease activity DNA exonuclease activity 3'-5' exonuclease activity double-stranded DNA exodeoxyribonuclease activity hydrolase activity DNA exonuclease activity, producing 5'-phosphomonoesters DNA-(apurinic or apyrimidinic site) endonuclease activity DNA endonuclease activity endonuclease activity catalytic activity, acting on DNA nuclease activity catalytic activity, acting on a nucleic acid catalytic activity DNA nuclease activity double-stranded DNA 3'-5' DNA exonuclease activity DNA exonuclease activity 3'-5' exonuclease activity double-stranded DNA exodeoxyribonuclease activity hydrolase activity DNA exonuclease activity, producing 5'-phosphomonoesters hydrolase activity, acting on ester bonds 3'-5'-DNA exonuclease activity exonuclease activity phosphoric ester hydrolase activity phosphoric diester hydrolase activity cation binding ion binding binding metal ion binding small molecule binding	cellular response to stimulus response to stimulus primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process base-excision repair cellular response to stress DNA damage response response to stress metabolic process cellular process macromolecule metabolic process DNA repair	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR005135	Endonuclease/exonuclease/phosphatase	Domain
A	IPR004808	AP endonuclease 1	Family
A	IPR036691	Endonuclease/exonuclease/phosphatase superfamily	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.