4AQU

Crystal structure of I-CreI complexed with its target methylated at position plus 2 (in the b strand) in the presence of calcium

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)
A	SCOP2B Superfamily	Homing endonucleases	8032709	3000266	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Homing endonucleases	8032709	3000266	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)
A	LAGLIDADG_1	e4aquA1	A: a+b two layers	X: Homing endonucleases-like	H: Homing endonucleases (From Topology)	T: Homing endonucleases	F: LAGLIDADG_1	ECOD (1.6)
B	LAGLIDADG_1	e4aquB1	A: a+b two layers	X: Homing endonucleases-like	H: Homing endonucleases (From Topology)	T: Homing endonucleases	F: LAGLIDADG_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.10.28.10	Alpha Beta	Roll	Endonuclease I-creI	Homing endonucleases	CATH (4.3.0)
B	3.10.28.10	Alpha Beta	Roll	Endonuclease I-creI	Homing endonucleases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00961	LAGLIDADG endonuclease (LAGLIDADG_1)	LAGLIDADG endonuclease	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	DNA ENDONUCLEASE I-CREI	endonuclease activity nuclease activity hydrolase activity, acting on ester bonds hydrolase activity catalytic activity cation binding ion binding binding metal ion binding small molecule binding identical protein binding protein binding	nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process DNA recombination metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process intron homing	membrane-bounded organelle intracellular organelle intracellular anatomical structure plastid organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle chloroplast
C	5'-D(DTPCPAPAPAPAPCPGPTPCPGPTPGPDAP GPAPCPAPGPTPTPTPGPG)-3'	-	-	-
D	5'-D(DCPCPAPAPAPCPTPGPTPCPTPCPAP5CMP GPAPCPGPTPTPTPTPGPA)-3'	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR004860	Homing endonuclease, LAGLIDADG	Domain
A, B	IPR027434	Homing endonuclease	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.