Annotations: 6GHC

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	UNK_F_TYPE	e6ghcA1	A: a+b two layers	X: EcoKMcrA modification binding domain (From Topology)	H: EcoKMcrA modification binding domain (From Topology)	T: EcoKMcrA modification binding domain	F: UNK_F_TYPE	ECOD (1.6)
A	HNH_5	e6ghcA2	A: few secondary structure elements	X: His-Me finger endonucleases (From Homology)	H: His-Me finger endonucleases	T: His-Me finger endonucleases	F: HNH_5	ECOD (1.6)
B	UNK_F_TYPE	e6ghcB1	A: a+b two layers	X: EcoKMcrA modification binding domain (From Topology)	H: EcoKMcrA modification binding domain (From Topology)	T: EcoKMcrA modification binding domain	F: UNK_F_TYPE	ECOD (1.6)
B	HNH_5	e6ghcB2	A: few secondary structure elements	X: His-Me finger endonucleases (From Homology)	H: His-Me finger endonucleases	T: His-Me finger endonucleases	F: HNH_5	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01844	HNH endonuclease (HNH)	HNH endonuclease	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	5-methylcytosine-specific restriction enzyme A	sequence-specific DNA binding DNA binding binding nucleoside phosphate binding nucleotide binding nucleic acid binding heterocyclic compound binding methyl-CpG binding small molecule binding endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid catalytic activity cation binding sequence-specific DNA binding DNA binding binding nucleoside phosphate binding nucleotide binding nucleic acid binding heterocyclic compound binding methyl-CpG binding small molecule binding endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid catalytic activity cation binding transition metal ion binding zinc ion binding ion binding metal ion binding	biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response DNA restriction-modification system defense response to symbiont response to external stimulus primary metabolic process clearance of foreign intracellular DNA clearance of foreign intracellular nucleic acids DNA metabolic process response to biotic stimulus nucleic acid metabolic process nucleobase-containing compound metabolic process DNA modification biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response DNA restriction-modification system defense response to symbiont response to external stimulus primary metabolic process clearance of foreign intracellular DNA clearance of foreign intracellular nucleic acids DNA metabolic process response to biotic stimulus nucleic acid metabolic process nucleobase-containing compound metabolic process DNA modification defense response to other organism response to stress macromolecule modification metabolic process cellular process response to external biotic stimulus macromolecule metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR052892	Nucleic_acid-targeting_endonuclease	Family
A, B	IPR003615	HNH nuclease	Domain
A, B	IPR002711	HNH endonuclease	Domain

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.