Annotations: 6M3T

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	His-Me finger endonucleases	8098092	3001893	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	His-Me finger endonucleases	8098092	3001893	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	PF01223	e6m3tA1	A: few secondary structure elements	X: His-Me finger endonucleases (From Homology)	H: His-Me finger endonucleases	T: His-Me finger endonucleases	F: PF01223	ECOD (1.6)
B	PF01223	e6m3tB1	A: few secondary structure elements	X: His-Me finger endonucleases (From Homology)	H: His-Me finger endonucleases	T: His-Me finger endonucleases	F: PF01223	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01223	DNA/RNA non-specific endonuclease (Endonuclease_NS)	DNA/RNA non-specific endonuclease	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Endonuclease G, mitochondrial	binding organic cyclic compound binding nucleic acid binding DNA endonuclease activity endonuclease activity catalytic activity, acting on DNA nuclease activity hydrolase activity, acting on ester bonds catalytic activity, acting on a nucleic acid hydrolase activity catalytic activity DNA nuclease activity cation binding magnesium ion binding binding organic cyclic compound binding nucleic acid binding DNA endonuclease activity endonuclease activity catalytic activity, acting on DNA nuclease activity hydrolase activity, acting on ester bonds catalytic activity, acting on a nucleic acid hydrolase activity catalytic activity DNA nuclease activity cation binding magnesium ion binding ion binding metal ion binding small molecule binding identical protein binding protein binding protein homodimerization activity protein dimerization activity single-stranded DNA endodeoxyribonuclease activity catalytic activity, acting on RNA RNA endonuclease activity RNA nuclease activity	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process positive regulation of mitochondrial DNA metabolic process positive regulation of organelle organization positive regulation of cellular component organization regulation of cellular process regulation of cellular component organization positive regulation of DNA replication positive regulation of biological process mitochondrial genome maintenance cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process positive regulation of mitochondrial DNA metabolic process positive regulation of organelle organization positive regulation of cellular component organization regulation of cellular process regulation of cellular component organization positive regulation of DNA replication positive regulation of biological process mitochondrial genome maintenance positive regulation of mitochondrial DNA replication mitochondrial DNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process cellular component organization positive regulation of metabolic process organic substance metabolic process positive regulation of macromolecule metabolic process cellular component organization or biogenesis regulation of nucleobase-containing compound metabolic process positive regulation of cellular process mitochondrion organization regulation of biological process positive regulation of nucleobase-containing compound metabolic process DNA-templated DNA replication biological regulation primary metabolic process DNA metabolic process regulation of macromolecule metabolic process nucleic acid metabolic process regulation of organelle organization organic cyclic compound metabolic process organelle organization DNA replication positive regulation of DNA metabolic process mitochondrial DNA replication regulation of mitochondrion organization regulation of DNA-templated DNA replication positive regulation of DNA-templated DNA replication metabolic process regulation of mitochondrial DNA replication macromolecule metabolic process regulation of metabolic process regulation of mitochondrial DNA metabolic process regulation of DNA metabolic process regulation of DNA replication catabolic process macromolecule catabolic process organic cyclic compound catabolic process nucleobase-containing compound catabolic process DNA catabolic process nucleic acid catabolic process organic substance catabolic process response to chemical response to antibiotic mitochondrial DNA catabolic process positive regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death cell death positive regulation of apoptotic process apoptotic process programmed cell death developmental process multicellular organism development multicellular organismal process embryo development ending in birth or egg hatching chordate embryonic development anatomical structure development embryo development in utero embryonic development regulation of DNA catabolic process execution phase of apoptosis positive regulation of DNA catabolic process apoptotic nuclear changes regulation of apoptotic DNA fragmentation cellular component disassembly positive regulation of apoptotic DNA fragmentation regulation of catabolic process positive regulation of catabolic process apoptotic DNA fragmentation cellular component disassembly involved in execution phase of apoptosis regulation of hydrogen peroxide-mediated programmed cell death positive regulation of hydrogen peroxide-mediated programmed cell death programmed cell death in response to reactive oxygen species cellular response to oxidative stress cellular response to chemical stress cellular response to reactive oxygen species hydrogen peroxide-mediated programmed cell death response to oxygen-containing compound cellular response to oxygen-containing compound response to reactive oxygen species response to oxidative stress cellular response to chemical stimulus signaling negative regulation of signaling negative regulation of intracellular signal transduction negative regulation of biological process regulation of signal transduction intracellular signal transduction negative regulation of cell communication cell communication negative regulation of TOR signaling regulation of intracellular signal transduction negative regulation of cellular process signal transduction TOR signaling regulation of signaling regulation of TOR signaling negative regulation of response to stimulus negative regulation of signal transduction regulation of response to stimulus regulation of cell communication positive regulation of autophagy cellular metabolic process autophagy regulation of cellular metabolic process positive regulation of cellular metabolic process regulation of autophagy cellular catabolic process regulation of cellular catabolic process positive regulation of cellular catabolic process process utilizing autophagic mechanism response to organic substance response to cytokine response to tumor necrosis factor	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane somatodendritic compartment cell body perikaryon neuronal cell body perinuclear region of cytoplasm nucleus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR018524	DNA/RNA non-specific endonuclease, active site	Active Site
A, B	IPR044929	DNA/RNA non-specific endonuclease superfamily	Homologous Superfamily
A, B	IPR020821	Extracellular Endonuclease, subunit A	Domain
A, B	IPR044925	His-Me finger superfamily	Homologous Superfamily
A, B	IPR040255	Non-specific endonuclease	Family
A, B	IPR001604	DNA/RNA non-specific endonuclease	Domain

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.