Annotations: 4PMW

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF17216	e4pmwA2	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: PF17216	ECOD (1.6)
A	PF17849	e4pmwA3	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: PF17849	ECOD (1.6)
A	PF17877	e4pmwA4	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: PF17877	ECOD (1.6)
A	PF00773	e4pmwA1	A: beta barrels	X: OB-fold	H: RNB domain-like (From Topology)	T: RNB domain-like	F: PF00773	ECOD (1.6)
B	PF17216	e4pmwB4	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: PF17216	ECOD (1.6)
B	PF17849	e4pmwB2	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: PF17849	ECOD (1.6)
B	PF17877	e4pmwB3	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: PF17877	ECOD (1.6)
B	PF00773	e4pmwB1	A: beta barrels	X: OB-fold	H: RNB domain-like (From Topology)	T: RNB domain-like	F: PF00773	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.50.700	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
A	2.40.50.140	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)	Nucleic acid-binding proteins	CATH (4.3.0)
B	2.40.50.700	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
B	2.40.50.140	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)	Nucleic acid-binding proteins	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF17849	Dis3-like cold-shock domain 2 (CSD2) (OB_Dis3)	Dis3-like cold-shock domain 2 (CSD2)	This domain has an OB fold and is found in the Dis3l2 protein [1]. This domain along with CSD1 binds to RNA.	Domain
A, B	PF00773	RNB domain (RNB)	RNB domain	This domain is the catalytic domain of ribonuclease II [1].	Domain
A, B	PF17877	DIS3-like exonuclease 2 C terminal (Dis3l2_C_term)	DIS3-like exonuclease 2 C terminal	This is the C-terminal S1 domain found in Dis3L2 proteins. Dis3L2 belongs to the RNase II/R 3-5 exonuclease superfamily, which includes the catalytic subunit of the RNA exosome in yeast and in humans [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	DIS3-like exonuclease 2	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding nuclease activity hydrolase activity, acting on ester bonds catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity catalytic activity 3'-5'-RNA exonuclease activity cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding nuclease activity hydrolase activity, acting on ester bonds catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity catalytic activity 3'-5'-RNA exonuclease activity RNA exonuclease activity, producing 5'-phosphomonoesters 3'-5' exonuclease activity RNA exonuclease activity exonuclease activity, active with either ribo- or deoxyribonucleic acids and producing 5'-phosphomonoesters exonuclease activity poly-pyrimidine tract binding RNA binding organic cyclic compound binding poly(U) RNA binding nucleic acid binding single-stranded RNA binding	cellular process cell cycle mitotic cell cycle mitotic nuclear division organelle fission chromosome organization sister chromatid segregation cellular component organization organelle organization nuclear division mitotic cell cycle process chromosome separation mitotic sister chromatid segregation nuclear chromosome segregation cellular process cell cycle mitotic cell cycle mitotic nuclear division organelle fission chromosome organization sister chromatid segregation cellular component organization organelle organization nuclear division mitotic cell cycle process chromosome separation mitotic sister chromatid segregation nuclear chromosome segregation mitotic sister chromatid separation cellular component organization or biogenesis chromosome segregation cell cycle process developmental process multicellular organismal process maintenance of cell number stem cell population maintenance regulation of cellular process catabolic process cellular biosynthetic process negative regulation of biological process RNA metabolic process negative regulation of cellular metabolic process macromolecule catabolic process nucleobase-containing compound metabolic process organic substance metabolic process organic substance biosynthetic process negative regulation of cellular process RNA catabolic process negative regulation of macromolecule metabolic process regulation of biosynthetic process mRNA catabolic process regulation of biological process cellular metabolic process negative regulation of metabolic process biological regulation regulation of cellular metabolic process primary metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process mRNA metabolic process negative regulation of cellular biosynthetic process nucleic acid metabolic process organic cyclic compound catabolic process nucleobase-containing compound catabolic process regulation of cellular biosynthetic process regulation of gene expression organic cyclic compound metabolic process negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process nucleic acid catabolic process regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process organic substance catabolic process negative regulation of cell population proliferation cell population proliferation regulation of cell population proliferation regulation of primary metabolic process positive regulation of metabolic process post-transcriptional regulation of gene expression regulation of RNA metabolic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of biological quality positive regulation of nucleobase-containing compound metabolic process positive regulation of mRNA metabolic process positive regulation of RNA metabolic process polyuridylation-dependent mRNA catabolic process positive regulation of biological process mRNA destabilization regulation of mRNA catabolic process modification-dependent macromolecule catabolic process RNA destabilization regulation of catabolic process positive regulation of catabolic process regulation of mRNA stability positive regulation of mRNA catabolic process regulation of RNA stability regulation of mRNA metabolic process cell division miRNA catabolic process ncRNA metabolic process miRNA metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol cytoplasmic ribonucleoprotein granule ribonucleoprotein granule intracellular organelle organelle intracellular non-membrane-bounded organelle supramolecular complex P-body non-membrane-bounded organelle
C, D	U-U-U-U-U-U-U-U-U-U-U-U-U-U	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR028591	DIS3-like exonuclease 2	Family
A, B	IPR041093	DIS3-like exonuclease 2, C-terminal	Domain
A, B	IPR041505	Dis3-like cold-shock domain 2	Domain
A, B	IPR022966	Ribonuclease II/R, conserved site	Conserved Site
A, B	IPR033771	Rrp44-like cold shock domain	Domain
A, B	IPR001900	Ribonuclease II/R	Domain
A, B	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.