Annotations: 1G9Y

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D [auth B]	d1g9yb_	Alpha and beta proteins (a+b)	Homing endonuclease-like	Homing endonucleases	Group I mobile intron endonuclease	DNA endonuclease I-CreI	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)
C [auth A]	d1g9ya_	Alpha and beta proteins (a+b)	Homing endonuclease-like	Homing endonucleases	Group I mobile intron endonuclease	DNA endonuclease I-CreI	(Chlamydomonas reinhardtii ) [TaxId: 3055 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D [auth B]	SCOP2B Superfamily	Homing endonucleases	8032709	3000266	SCOP2B (2022-06-29)
C [auth A]	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)
D [auth B]		e1g9yB1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: DUF3197	F:	ECOD (20:10:01)
C [auth A]		e1g9yA1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: DUF3197	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth C]	5'-D(CPGPAPAPAPCPTPGPTPCPTPCPAPCPGPAPCPGPTPTPTPTPGPC)-3'	-	-	-
B [auth D]	5'-D(GPCPAPAPAPAPCPGPTPCPGPTPGPAPGPAPCPAPGPTPTPTPCPG)-3'	-	-	-
C [auth A], D [auth B]	DNA ENDONUCLEASE I-CREI	hydrolase activity catalytic activity endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid cation binding ion binding binding metal ion binding small molecule binding identical protein binding protein binding	nucleobase-containing compound metabolic process DNA recombination metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process intron homing	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure plastid organelle cytoplasm intracellular membrane-bounded organelle chloroplast

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A], D [auth B]	IPR004860	Homing endonuclease, LAGLIDADG domain	Domain
C [auth A], D [auth B]	IPR027434	Homing endonuclease	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.