Annotations: 3CRX

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
E [auth A]	d3crxa1	All alpha proteins	SAM domain-like	lambda integrase-like, N-terminal domain	lambda integrase-like, N-terminal domain	Cre recombinase	(Punavirus P1 ) [TaxId: 10678 ],	SCOPe (2.08)
E [auth A]	d3crxa2	Alpha and beta proteins (a+b)	DNA breaking-rejoining enzymes	DNA breaking-rejoining enzymes	Lambda integrase-like, catalytic core	Cre recombinase	(Punavirus P1 ) [TaxId: 10678 ],	SCOPe (2.08)
F [auth B]	d3crxb1	All alpha proteins	SAM domain-like	lambda integrase-like, N-terminal domain	lambda integrase-like, N-terminal domain	Cre recombinase	(Punavirus P1 ) [TaxId: 10678 ],	SCOPe (2.08)
F [auth B]	d3crxb2	Alpha and beta proteins (a+b)	DNA breaking-rejoining enzymes	DNA breaking-rejoining enzymes	Lambda integrase-like, catalytic core	Cre recombinase	(Punavirus P1 ) [TaxId: 10678 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
E [auth A]	SCOP2B Superfamily	lambda integrase clamp domain-like	8040147	3000550	SCOP2B (2022-06-29)
E [auth A]	SCOP2B Superfamily	DNA breaking-rejoining enzymes	8040148	3001127	SCOP2B (2022-06-29)
F [auth B]	SCOP2B Superfamily	DNA breaking-rejoining enzymes	8040148	3001127	SCOP2B (2022-06-29)
F [auth B]	SCOP2B Superfamily	lambda integrase clamp domain-like	8040147	3000550	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
E [auth A]	INT_Cre_C	e3crxA2	A: alpha arrays	X: HTH	H: HTH	T: DNA breaking-rejoining enzymes	F: INT_Cre_C	ECOD (1.6)
E [auth A]	Phage_integrase_N	e3crxA1	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	e3crxA3	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]	INT_Cre_C	e3crxB2	A: alpha arrays	X: HTH	H: HTH	T: DNA breaking-rejoining enzymes	F: INT_Cre_C	ECOD (1.6)
F [auth B]	Phage_integrase_N	e3crxB1	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	e3crxB3	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]	1.10.443.10	Mainly Alpha	Orthogonal Bundle	hpI Integrase	Chain A	CATH (4.3.0)
E [auth A]	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)
F [auth B]	1.10.150.130	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
E [auth A], F [auth B]	PF00589	Phage integrase family (Phage_integrase)	Phage integrase family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth C]	DNA 35-MER	-	-	-
B [auth D]	DNA 35-MER	-	-	-
C [auth E]	DNA 35-MER	-	-	-
D [auth F]	DNA 35-MER	-	-	-
E [auth A], F [auth B]	CRE RECOMBINASE	DNA binding binding organic cyclic compound 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]	IPR011010	DNA breaking-rejoining enzyme, catalytic core	Homologous Superfamily
E [auth A], F [auth B]	IPR010998	Integrase/recombinase, N-terminal	Homologous Superfamily
E [auth A], F [auth B]	IPR052925	Phage Integrase-like Recombinase	Family
E [auth A], F [auth B]	IPR044068	Core-binding (CB) domain	Domain
E [auth A], F [auth B]	IPR002104	Integrase, catalytic domain	Domain
E [auth A], F [auth B]	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.