Annotations: 4DQZ

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Hen1_L	e4dqzB2	A: a+b two layers	X: Glutamine synthetase-like	H: Methyltransferase type 12 N-terminal domain (From Topology)	T: Methyltransferase type 12 N-terminal domain	F: Hen1_L	ECOD (1.6)
A	Hen1_L	e4dqzA1	A: a+b two layers	X: Glutamine synthetase-like	H: Methyltransferase type 12 N-terminal domain (From Topology)	T: Methyltransferase type 12 N-terminal domain	F: Hen1_L	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.1610.20	Alpha Beta	2-Layer Sandwich	c-terminal autoproteolytic domain of nucleoporin nup98	Hen1, N-terminal domain	CATH (4.2.0)
A	3.30.1610.20	Alpha Beta	2-Layer Sandwich	c-terminal autoproteolytic domain of nucleoporin nup98	Hen1, N-terminal domain	CATH (4.2.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF12623	RNA repair, ligase-Pnkp-associating, region of Hen1 (Hen1_L)	RNA repair, ligase-Pnkp-associating, region of Hen1	This domain is the N-terminal region of the bacterial Hen1 protein. This protein forms stable hetero-tetramer with Pnkp. The hetero-tetramer was able to repair transfer RNAs cleaved by ribotoxins in vitro [1]. This domain provides the ligase activit ...	This domain is the N-terminal region of the bacterial Hen1 protein. This protein forms stable hetero-tetramer with Pnkp. The hetero-tetramer was able to repair transfer RNAs cleaved by ribotoxins in vitro [1]. This domain provides the ligase activity of the hetero-tetramer.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Methyltransferase type 12	O-methyltransferase activity transferase activity, transferring one-carbon groups transferase activity methyltransferase activity catalytic activity RNA methyltransferase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA binding binding nucleic acid binding cation binding ion binding metal ion binding O-methyltransferase activity transferase activity, transferring one-carbon groups transferase activity methyltransferase activity catalytic activity RNA methyltransferase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA binding binding nucleic acid binding cation binding ion binding metal ion binding small molecule binding identical protein binding protein binding	regulation of biosynthetic process regulation of biological process regulation of cellular process negative regulation of metabolic process biological regulation negative regulation of biological process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulatory ncRNA-mediated gene silencing regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of biosynthetic process regulation of biological process regulation of cellular process negative regulation of metabolic process biological regulation negative regulation of biological process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulatory ncRNA-mediated gene silencing regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of cellular process regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process negative regulation of macromolecule metabolic process RNA metabolic process primary metabolic process nucleic acid metabolic process macromolecule methylation nucleobase-containing compound metabolic process RNA modification methylation macromolecule modification RNA methylation	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR024026	3'-RNA ribose 2'-O-methyltransferase, Hen1, bacterial	Family
A, B	IPR013217	Methyltransferase type 12	Domain
A, B	IPR038546	Hen1, N-terminal domain superfamily	Homologous Superfamily
A, B	IPR029063	S-adenosyl-L-methionine-dependent methyltransferase superfamily	Homologous Superfamily
A, B	IPR026610	3'-RNA ribose 2'-O-methyltransferase, Hen1	Family
A, B	IPR024740	Hen1, N-terminal	Domain

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.