Annotations: 4U1Q

Crystal structure of S-adenosylmethionine-dependent methyltransferase SibL in complex with 3HK and SAH

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Winged helix DNA-binding domain	8093246	3000034	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8093247	3000118	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8093247	3000118	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Winged helix DNA-binding domain	8093246	3000034	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8093247	3000118	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Winged helix DNA-binding domain	8093246	3000034	SCOP2B (2022-06-29)
A	SCOP2 Family	Plant O-methyltransferase-like	8046263	4000240	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8093247	3000118	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Winged helix DNA-binding domain	8093246	3000034	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	DHFR_1	e4u1qD1	A: alpha arrays	X: Rossmann-like	H: 26S proteasome subunit Rpn2 C-terminal domain	T: 26S proteasome subunit Rpn2 C-terminal domain	F: DHFR_1	ECOD (v295.2)
C	DHFR_1	e4u1qC1	A: alpha arrays	X: Rossmann-like	H: 26S proteasome subunit Rpn2 C-terminal domain	T: 26S proteasome subunit Rpn2 C-terminal domain	F: DHFR_1	ECOD (v295.2)
B	DHFR_1	e4u1qB1	A: alpha arrays	X: Rossmann-like	H: 26S proteasome subunit Rpn2 C-terminal domain	T: 26S proteasome subunit Rpn2 C-terminal domain	F: DHFR_1	ECOD (v295.2)
A	DHFR_1	e4u1qA1	A: alpha arrays	X: Rossmann-like	H: 26S proteasome subunit Rpn2 C-terminal domain	T: 26S proteasome subunit Rpn2 C-terminal domain	F: DHFR_1	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (utative)
C	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (utative)
B	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (utative)
A	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (utative)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	SibL	transferase activity, transferring one-carbon groups transferase activity methyltransferase activity catalytic activity O-methyltransferase activity protein binding binding protein dimerization activity cation binding ion binding S-adenosyl-L-methionine binding sulfur compound binding small molecule binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR012967	Caffeic acid 3-O-methyltransferase-like, dimerisation domain	Domain
A, B, C, D	IPR029063	S-adenosyl-L-methionine-dependent methyltransferase superfamily	Homologous Superfamily
A, B, C, D	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily
A, B, C, D	IPR016461	O-methyltransferase-like	Family
A, B, C, D	IPR001077	O-methyltransferase, C-terminal domain	Domain
A, B, C, D	IPR036390	Winged helix DNA-binding domain superfamily	Homologous Superfamily