Annotations: 2CW8

Crystal structure of intein homing endonuclease II

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	FAN1_HTH	e2cw8A1	A: beta barrels	X: Inserted helical domain in fatty acid synthase subunit beta	H: Voltage-gated ion channels	T: Voltage-gated ion channels	F: FAN1_HTH	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.170.16.10	Mainly Beta	Beta Complex	Endonuclease - Pi-scei	Chain A, domain 1	CATH (4.3.0)
A	1.10.10.1010	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Intein homing endonuclease, domain IV	CATH (4.3.0)
A	3.10.28.10	Alpha Beta	Roll	Endonuclease I-creI	Homing endonucleases	CATH (4.3.0)
A	1.10.8.1330	Mainly Alpha	Orthogonal Bundle	Helicase, Ruva Protein	domain 3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF14528	LAGLIDADG-like domain (LAGLIDADG_3)	LAGLIDADG-like domain	This domain is part of the LAGLIDADG superfamily [1].	Domain
A	PF14890	Intein splicing domain (Intein_splicing)	Intein splicing domain	-	Family
A	PF18714	DNA polymerase II intein Domain IV (PI-TkoII_IV)	DNA polymerase II intein Domain IV	This domain can be found in the hyperthermophilic archaeon Thermococcus kodakaraensis Pol-2 intein. It is suggested to be a potential DNA binding domain [1, 2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Endonuclease PI-PkoII	binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding catalytic activity, acting on DNA DNA-directed DNA polymerase activity DNA polymerase activity catalytic activity, acting on a nucleic acid transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups hydrolase activity, acting on ester bonds binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding catalytic activity, acting on DNA DNA-directed DNA polymerase activity DNA polymerase activity catalytic activity, acting on a nucleic acid transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups hydrolase activity, acting on ester bonds nuclease activity hydrolase activity exonuclease activity DNA binding nucleic acid binding endonuclease activity	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 DNA-templated DNA replication DNA replication intein-mediated protein splicing gene expression macromolecule biosynthetic process 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 DNA-templated DNA replication DNA replication intein-mediated protein splicing gene expression macromolecule biosynthetic process protein maturation biosynthetic process proteolysis protein processing protein metabolic process protein splicing	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036397	Ribonuclease H superfamily	Homologous Superfamily
A	IPR036844	Hint domain superfamily	Homologous Superfamily
A	IPR006134	DNA-directed DNA polymerase, family B, multifunctional domain	Domain
A	IPR006142	Intein	Domain
A	IPR004042	Intein DOD homing endonuclease, central region	Domain
A	IPR006141	Intein N-terminal splicing region	PTM
A	IPR050240	DNA polymerase type-B	Family
A	IPR017964	DNA-directed DNA polymerase, family B, conserved site	Conserved Site
A	IPR012337	Ribonuclease H-like superfamily	Homologous Superfamily
A	IPR023211	DNA polymerase, palm domain superfamily	Homologous Superfamily
A	IPR003586	Hint domain C-terminal	Domain
A	IPR030934	Intein C-terminal splicing region	Conserved Site
A	IPR006172	DNA-directed DNA polymerase, family B	Family
A	IPR041005	DNA polymerase II intein domain IV	Domain
A	IPR043502	DNA/RNA polymerase superfamily	Homologous Superfamily
A	IPR027434	Homing endonuclease	Homologous Superfamily
A	IPR006133	DNA-directed DNA polymerase, family B, exonuclease domain	Domain
A	IPR004860	Homing endonuclease, LAGLIDADG domain	Domain
A	IPR042087	DNA polymerase family B, thumb domain	Homologous Superfamily
A	IPR003587	Hint domain N-terminal	Domain