Annotations: 2NP7

Crystal structure of the adenine-specific DNA methyltransferase M.TaqI complexed with the cofactor analog AETA and a 10 bp DNA containing an abasic site analog at the target position and pyrrolo-dC at the target base partner position

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
C [auth A]	d2np7a1	Alpha and beta proteins (a/b)	S-adenosyl-L-methionine-dependent methyltransferases	S-adenosyl-L-methionine-dependent methyltransferases	DNA methylase TaqI, N-terminal domain	DNA methylase TaqI, N-terminal domain	(Thermus aquaticus ) [TaxId: 271 ],	SCOPe (2.08)
C [auth A]	d2np7a2	Alpha and beta proteins (a+b)	DNA methylase specificity domain	DNA methylase specificity domain	TaqI C-terminal domain-like	DNA methylase TaqI, C-terminal domain	(Thermus aquaticus ) [TaxId: 271 ],	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	S-adenosyl-L-methionine-dependent methyltransferases	8034512	3000118	SCOP2B (2022-06-29)
C [auth A]	SCOP2B Superfamily	DNA methylase specificity domain	8034513	3001742	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]	IGFBP	e2np7A1	A: alpha arrays	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F: IGFBP	ECOD (v295.2)
C [auth A]	CMAS, Methyltransf_25	e2np7A2	A: alpha arrays	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: C-terminal subdomain in Lon-related proteases catalytic domains	F: CMAS, Methyltransf_25	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth A]	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
C [auth A]	3.90.220.10	Alpha Beta	Alpha-Beta Complex	Adenine-n6-DNA-methyltransferase TaqI	Chain A, domain 2	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth A]	Modification methylase TaqI	DNA-methyltransferase activity catalytic activity, acting on DNA site-specific DNA-methyltransferase (adenine-specific) activity transferase activity, transferring one-carbon groups catalytic activity, acting on a nucleic acid transferase activity methyltransferase activity S-adenosylmethionine-dependent methyltransferase activity catalytic activity binding nucleic acid binding	nucleobase-containing compound metabolic process DNA modification macromolecule modification metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process	-
B [auth C]	5'-D(GPAPCPAP(4PC)PCPGP(6MA)PAPC)-3'	-	-	-
A [auth B]	5'-D(GPTPTPCPGP(3DR)PTPGPTPC)-3'	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A]	IPR050953	N(4)/N(6)-adenine-specific DNA methyltransferase	Family
C [auth A]	IPR002052	DNA methylase, N-6 adenine-specific, conserved site	Conserved Site
C [auth A]	IPR029063	S-adenosyl-L-methionine-dependent methyltransferase superfamily	Homologous Superfamily
C [auth A]	IPR025931	TaqI-like C-terminal specificity domain	Domain
C [auth A]	IPR021188	N6 adenine-specific DNA methyltransferase, TaqI class	Family
C [auth A]	IPR023135	N6 adenine-specific DNA methyltransferase, TaqI class, C-terminal	Homologous Superfamily
C [auth A]	IPR011639	Type II methyltransferase M.TaqI-like domain	Domain