Annotations: 6GHC

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	HNH	e6ghcB1	A: alpha arrays	X: Single-stranded right-handed beta-helix	H: His-Me finger endonucleases	T: His-Me finger endonucleases	F: HNH	ECOD (v295.2)
A	RRM_1	e6ghcA1	A: alpha arrays	X: HUP domain-like	H: HUP domains	T: HUP domains	F: RRM_1	ECOD (v295.2)

Chains	Accession	Name	Description	Comments	Source
A, B	PF01844	HNH endonuclease (HNH)	HNH endonuclease	His-Asn-His (HNH) proteins are a very common family of small nucleic acid-binding proteins that are generally associated with endonuclease activity [4].	Domain

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	-	-

Chains	Accession	Name	Type
A, B	IPR052892	NA-targeting_endonuclease	Unknown
A, B	IPR003615	HNH nuclease	Domain
A, B	IPR062342	Type IV restriction enzyme EcoKMcrA, N-terminal domain	Domain
A, B	IPR002711	HNH endonuclease	Domain