Annotations: 2A3V

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
E [auth A]	Phage_integrase_C	e2a3vA3	A: alpha arrays	X: HTH	H: HTH	T: DNA breaking-rejoining enzymes	F: Phage_integrase_C	ECOD (1.6)
E [auth A]	Phage_integrase_N	e2a3vA2	A: alpha arrays	X: HTH	H: HTH	T: DNA breaking-rejoining enzymes	F: Phage_integrase_N	ECOD (1.6)
E [auth A]	Phage_int_SAM_4	e2a3vA1	A: alpha arrays	X: lambda integrase-N-like	H: lambda integrase-N (From Topology)	T: lambda integrase-N	F: Phage_int_SAM_4	ECOD (1.6)
F [auth B]	Phage_integrase_C	e2a3vB2	A: alpha arrays	X: HTH	H: HTH	T: DNA breaking-rejoining enzymes	F: Phage_integrase_C	ECOD (1.6)
F [auth B]	Phage_integrase_N	e2a3vB1	A: alpha arrays	X: HTH	H: HTH	T: DNA breaking-rejoining enzymes	F: Phage_integrase_N	ECOD (1.6)
F [auth B]	Phage_int_SAM_4	e2a3vB3	A: alpha arrays	X: lambda integrase-N-like	H: lambda integrase-N (From Topology)	T: lambda integrase-N	F: Phage_int_SAM_4	ECOD (1.6)
G [auth C]	Phage_integrase_C	e2a3vC2	A: alpha arrays	X: HTH	H: HTH	T: DNA breaking-rejoining enzymes	F: Phage_integrase_C	ECOD (1.6)
G [auth C]	Phage_integrase_N	e2a3vC1	A: alpha arrays	X: HTH	H: HTH	T: DNA breaking-rejoining enzymes	F: Phage_integrase_N	ECOD (1.6)
G [auth C]	Phage_int_SAM_4	e2a3vC3	A: alpha arrays	X: lambda integrase-N-like	H: lambda integrase-N (From Topology)	T: lambda integrase-N	F: Phage_int_SAM_4	ECOD (1.6)
H [auth D]	Phage_integrase_C	e2a3vD2	A: alpha arrays	X: HTH	H: HTH	T: DNA breaking-rejoining enzymes	F: Phage_integrase_C	ECOD (1.6)
H [auth D]	Phage_integrase_N	e2a3vD1	A: alpha arrays	X: HTH	H: HTH	T: DNA breaking-rejoining enzymes	F: Phage_integrase_N	ECOD (1.6)
H [auth D]	Phage_int_SAM_4	e2a3vD3	A: alpha arrays	X: lambda integrase-N-like	H: lambda integrase-N (From Topology)	T: lambda integrase-N	F: Phage_int_SAM_4	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
E [auth A]	1.10.150.130	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)
E [auth A]	1.10.443.10	Mainly Alpha	Orthogonal Bundle	hpI Integrase	Chain A	CATH (4.3.0)
F [auth B]	1.10.150.130	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)
F [auth B]	1.10.443.10	Mainly Alpha	Orthogonal Bundle	hpI Integrase	Chain A	CATH (4.3.0)
G [auth C]	1.10.150.130	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)
G [auth C]	1.10.443.10	Mainly Alpha	Orthogonal Bundle	hpI Integrase	Chain A	CATH (4.3.0)
H [auth D]	1.10.150.130	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)
H [auth D]	1.10.443.10	Mainly Alpha	Orthogonal Bundle	hpI Integrase	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
E [auth A], F [auth B], G [auth C], H [auth D]	PF00589	Phage integrase family (Phage_integrase)	Phage integrase family	-	Family
E [auth A], F [auth B], G [auth C], H [auth D]	PF13495	Phage integrase, N-terminal SAM-like domain (Phage_int_SAM_4)	Phage integrase, N-terminal SAM-like domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth E], C [auth G]	DNA (31-MER)	-	-	-
B [auth F], D [auth H]	DNA (34-MER)	-	-	-
E [auth A], F [auth B], G [auth C], H [auth D]	site-specific recombinase IntI4	DNA binding binding nucleic acid binding	nucleobase-containing compound metabolic process metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process DNA integration nucleic acid metabolic process DNA recombination	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
E [auth A], F [auth B], G [auth C], H [auth D]	IPR011010	DNA breaking-rejoining enzyme, catalytic core	Homologous Superfamily
E [auth A], F [auth B], G [auth C], H [auth D]	IPR010998	Integrase/recombinase, N-terminal	Homologous Superfamily
E [auth A], F [auth B], G [auth C], H [auth D]	IPR050090	Bacterial tyrosine recombinase XerC/XerD complex	Family
E [auth A], F [auth B], G [auth C], H [auth D]	IPR044068	Core-binding (CB) domain	Domain
E [auth A], F [auth B], G [auth C], H [auth D]	IPR002104	Integrase, catalytic domain	Domain
E [auth A], F [auth B], G [auth C], H [auth D]	IPR011946	Integrase, integron-type	Family
E [auth A], F [auth B], G [auth C], H [auth D]	IPR004107	Integrase, SAM-like, N-terminal	Domain
E [auth A], F [auth B], G [auth C], H [auth D]	IPR013762	Integrase-like, catalytic domain 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.