Annotations: 5ZYO

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	SPOUT_MTase	e5zyoA1	A: a/b three-layered sandwiches	X: alpha/beta knot (From Topology)	H: alpha/beta knot (From Topology)	T: alpha/beta knot	F: SPOUT_MTase	ECOD (1.6)
C	SPOUT_MTase	e5zyoC1	A: a/b three-layered sandwiches	X: alpha/beta knot (From Topology)	H: alpha/beta knot (From Topology)	T: alpha/beta knot	F: SPOUT_MTase	ECOD (1.6)
D	SPOUT_MTase	e5zyoD1	A: a/b three-layered sandwiches	X: alpha/beta knot (From Topology)	H: alpha/beta knot (From Topology)	T: alpha/beta knot	F: SPOUT_MTase	ECOD (1.6)
B	SPOUT_MTase	e5zyoB1	A: a/b three-layered sandwiches	X: alpha/beta knot (From Topology)	H: alpha/beta knot (From Topology)	T: alpha/beta knot	F: SPOUT_MTase	ECOD (1.6)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Ribosomal RNA large subunit methyltransferase H	identical protein binding protein binding binding protein homodimerization activity protein dimerization activity RNA methyltransferase activity rRNA methyltransferase activity rRNA (pseudouridine-N3-)-methyltransferase activity catalytic activity, acting on RNA transferase activity, transferring one-carbon groups catalytic activity, acting on a nucleic acid transferase activity catalytic activity, acting on a rRNA S-adenosylmethionine-dependent methyltransferase activity identical protein binding protein binding binding protein homodimerization activity protein dimerization activity RNA methyltransferase activity rRNA methyltransferase activity rRNA (pseudouridine-N3-)-methyltransferase activity catalytic activity, acting on RNA transferase activity, transferring one-carbon groups catalytic activity, acting on a nucleic acid transferase activity catalytic activity, acting on a rRNA S-adenosylmethionine-dependent methyltransferase activity rRNA (pseudouridine) methyltransferase activity methyltransferase activity catalytic activity ribonucleoprotein complex binding protein-containing complex binding ribosome binding	ribonucleoprotein complex biogenesis cellular biosynthetic process rRNA methylation RNA metabolic process rRNA processing rRNA modification nucleobase-containing compound metabolic process cellular component biogenesis RNA biosynthetic process ribosome biogenesis nucleic acid biosynthetic process cellular component organization or biogenesis RNA processing rRNA metabolic process ribonucleoprotein complex biogenesis cellular biosynthetic process rRNA methylation RNA metabolic process rRNA processing rRNA modification nucleobase-containing compound metabolic process cellular component biogenesis RNA biosynthetic process ribosome biogenesis nucleic acid biosynthetic process cellular component organization or biogenesis RNA processing rRNA metabolic process cellular metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process macromolecule methylation RNA modification biosynthetic process methylation macromolecule modification metabolic process cellular process macromolecule metabolic process rRNA base methylation RNA methylation	intracellular anatomical structure cytoplasm cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR029026	tRNA (guanine-N1-)-methyltransferase, N-terminal	Homologous Superfamily
A, B, C, D	IPR029028	Alpha/beta knot methyltransferases	Homologous Superfamily
A, B, C, D	IPR003742	RNA methyltransferase RlmH	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 R01GM157729.