6Q56

Crystal structure of the B. subtilis M1A22 tRNA methyltransferase TrmK

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
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	S-adenosyl-L-methionine-dependent methyltransferases	8090772	3000118	SCOP2B (2022-06-29)
A	SCOP2 Family	m1A22 tRNA Methyltransferase TrmK-like	8090771	4005114	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8090772	3000118	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8090772	3000118	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	S-adenosyl-L-methionine-dependent methyltransferases	8090772	3000118	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)
D	PF04816	e6q56D1	A: alpha bundles	X: Long alpha-hairpin	H: Helical hairpin in putative tRNA methyltransferase (From Topology)	T: Helical hairpin in putative tRNA methyltransferase	F: PF04816	ECOD (1.6)
D	PF04816	e6q56D2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF04816	ECOD (1.6)
A	PF04816	e6q56A1	A: alpha bundles	X: Long alpha-hairpin	H: Helical hairpin in putative tRNA methyltransferase (From Topology)	T: Helical hairpin in putative tRNA methyltransferase	F: PF04816	ECOD (1.6)
A	PF04816	e6q56A2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF04816	ECOD (1.6)
B	PF04816	e6q56B1	A: alpha bundles	X: Long alpha-hairpin	H: Helical hairpin in putative tRNA methyltransferase (From Topology)	T: Helical hairpin in putative tRNA methyltransferase	F: PF04816	ECOD (1.6)
B	PF04816	e6q56B2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF04816	ECOD (1.6)
C	PF04816	e6q56C1	A: alpha bundles	X: Long alpha-hairpin	H: Helical hairpin in putative tRNA methyltransferase (From Topology)	T: Helical hairpin in putative tRNA methyltransferase	F: PF04816	ECOD (1.6)
C	PF04816	e6q56C2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF04816	ECOD (1.6)

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)
A	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)
C	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF04816	tRNA (adenine(22)-N(1))-methyltransferase (TrmK)	tRNA (adenine(22)-N(1))-methyltransferase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	tRNA (adenine(22)-N(1))-methyltransferase	tRNA methyltransferase activity RNA methyltransferase activity tRNA (adenine(22)-N1)-methyltransferase activity catalytic activity, acting on RNA transferase activity, transferring one-carbon groups catalytic activity, acting on a nucleic acid catalytic activity, acting on a tRNA transferase activity S-adenosylmethionine-dependent methyltransferase activity tRNA (adenine) methyltransferase activity methyltransferase activity catalytic activity	methylation metabolic process cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process methylation metabolic process cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process tRNA processing ncRNA metabolic process organic substance biosynthetic process nucleic acid catabolic process cellular process macromolecule metabolic process RNA processing	intracellular anatomical structure cytoplasm cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR029063	S-adenosyl-L-methionine-dependent methyltransferase superfamily	Homologous Superfamily
A, B, C, D	IPR006901	tRNA methyltransferase TrmK	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.