Annotations: 2AOQ

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
C [auth A]	d2aoqa_	Alpha and beta proteins (a/b)	Restriction endonuclease-like	Restriction endonuclease-like	DNA mismatch repair protein MutH from	automated matches	(Haemophilus influenzae ) [TaxId: 727 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C [auth A]	SCOP2B Superfamily	Restriction endonuclease-like	8072928	3000104	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)
C [auth A]	PF02976	e2aoqA1	A: a/b three-layered sandwiches	X: Restriction endonuclease-like	H: Restriction endonuclease-like (From Topology)	T: Restriction endonuclease-like	F: PF02976	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth A]	3.40.600.10	Alpha Beta	3-Layer(aba) Sandwich	ECO RV Endonuclease	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C [auth A]	PF02976	DNA mismatch repair enzyme MutH (MutH)	DNA mismatch repair enzyme MutH	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B], B [auth C]	5'-D(GPCPAPTPGPAPTPCPAPTPGPC)-3'	-	-	-
C [auth A]	DNA mismatch repair protein mutH	DNA binding binding organic cyclic compound binding nucleic acid binding endonuclease activity nuclease activity hydrolase activity, acting on ester bonds hydrolase activity catalytic activity	nucleobase-containing compound metabolic process organic cyclic compound metabolic process DNA modification organic substance metabolic process macromolecule modification metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process cellular response to stimulus mismatch repair response to stimulus cellular response to stress nucleobase-containing compound metabolic process organic cyclic compound metabolic process DNA modification organic substance metabolic process macromolecule modification metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process cellular response to stimulus mismatch repair response to stimulus cellular response to stress DNA damage response response to stress cellular process DNA repair	intracellular anatomical structure cytoplasm cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A]	IPR011337	DNA mismatch repair MutH/Type II restriction enzyme Sau3AI	Domain
C [auth A]	IPR011335	Restriction endonuclease type II-like	Homologous Superfamily
C [auth A]	IPR037057	DNA mismatch repair MutH/Type II restriction endonuclease superfamily	Homologous Superfamily
C [auth A]	IPR004230	DNA mismatch repair protein MutH	Family

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 R01GM133198.