Annotations: 4DKW

Structure of P22 Large terminase nuclease domain

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Ribonuclease H-like	8051246	3000143	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Ribonuclease H-like	8051246	3000143	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Ribonuclease H-like	8051246	3000143	SCOP2B (2022-06-29)
A	SCOP2 Family	Terminase large subunit C-terminal domain-like	8046808	4005305	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Ribonuclease H-like	8051246	3000143	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)
D	SmpA_OmlA	e4dkwD1	A: beta barrels	X: beta-Grasp	H: HTH	T: winged helix domain	F: SmpA_OmlA	ECOD (v294.2)
C	SmpA_OmlA	e4dkwC1	A: beta barrels	X: beta-Grasp	H: HTH	T: winged helix domain	F: SmpA_OmlA	ECOD (v294.2)
B	SmpA_OmlA	e4dkwB1	A: beta barrels	X: beta-Grasp	H: HTH	T: winged helix domain	F: SmpA_OmlA	ECOD (v294.2)
A	HRM	e4dkwA1	A: beta barrels	X: Glycosyl hydrolase domain-like	H: Hormone receptor domain (HRM, Pfam 02793)	T: Hormone receptor domain (HRM, Pfam 02793)	F: HRM	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.30.420.280	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)
C	3.30.420.280	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)
B	3.30.420.280	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)
A	3.30.420.280	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF17289	Terminase RNaseH-like domain (Terminase_6C)	Terminase RNaseH-like domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Large terminase protein	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 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 cation binding metal ion binding	cellular component organization organelle organization chromosome organization cellular process cellular component organization or biogenesis virion assembly viral process viral life cycle viral genome packaging viral DNA genome packaging	viral terminase complex protein-containing complex catalytic complex viral terminase, large subunit

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR044265	Terminase, large subunit BPP22-like	Family
A, B, C, D	IPR035421	Terminase, large subunit gp17-like, C-terminal	Domain
A, B, C, D	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily

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