Annotations: 4OBX

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF01209	e4obxA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF01209	ECOD (1.6)
B [auth D]	PF01209	e4obxD1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF01209	ECOD (1.6)
C	PF01209	e4obxC1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF01209	ECOD (1.6)
D [auth B]	PF01209	e4obxB1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: PF01209	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
B [auth D]	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
C	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
D [auth B]	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B [auth D], C, D [auth B]	PF01209	ubiE/COQ5 methyltransferase family (Ubie_methyltran)	ubiE/COQ5 methyltransferase family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B [auth D], C, D [auth B]	2-methoxy-6-polyprenyl-1,4-benzoquinol methylase, mitochondrial	transferase activity, transferring one-carbon groups transferase activity methyltransferase activity catalytic activity	aerobic respiration cellular respiration energy derivation by oxidation of organic compounds cellular metabolic process metabolic process cellular process generation of precursor metabolites and energy methylation small molecule biosynthetic process cellular biosynthetic process ubiquinone biosynthetic process quinone metabolic process cellular ketone metabolic process organic substance metabolic process aerobic respiration cellular respiration energy derivation by oxidation of organic compounds cellular metabolic process metabolic process cellular process generation of precursor metabolites and energy methylation small molecule biosynthetic process cellular biosynthetic process ubiquinone biosynthetic process quinone metabolic process cellular ketone metabolic process organic substance metabolic process biosynthetic process quinone biosynthetic process organic substance biosynthetic process small molecule metabolic process ubiquinone metabolic process ketone biosynthetic process	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 extrinsic component of organelle membrane extrinsic component of membrane extrinsic component of mitochondrial inner membrane membrane-enclosed lumen mitochondrial matrix intracellular organelle lumen organelle lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B [auth D], C, D [auth B]	IPR029063	S-adenosyl-L-methionine-dependent methyltransferase superfamily	Homologous Superfamily
A, B [auth D], C, D [auth B]	IPR023576	UbiE/COQ5 methyltransferase, conserved site	Conserved Site
A, B [auth D], C, D [auth B]	IPR004033	UbiE/COQ5 methyltransferase	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.