Annotations: 5Z9X

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	UNK_F_TYPE	e5z9xA1	A: alpha bundles	X: N-terminal domain of Small RNA Degrading Nuclease (SDN) (From Topology)	H: N-terminal domain of Small RNA Degrading Nuclease (SDN) (From Topology)	T: N-terminal domain of Small RNA Degrading Nuclease (SDN)	F: UNK_F_TYPE	ECOD (1.6)
A	UNK_F_TYPE	e5z9xA2	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: UNK_F_TYPE	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00929	Exonuclease (RNase_T)	Exonuclease	This family includes a variety of exonuclease proteins, such as ribonuclease T and the epsilon subunit of DNA polymerase III.;	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B [auth R]	RNA (5'-R(PGPCPCPCPAPUPUPAP*G)-3')	-	-	-
A	Small RNA degrading nuclease 1	3'-5'-RNA exonuclease activity 3'-5'-exoribonuclease activity involved in mature miRNA 3'-end processing catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA exonuclease activity, producing 5'-phosphomonoesters 3'-5' exonuclease activity RNA exonuclease activity RNA nuclease activity hydrolase activity hydrolase activity, acting on ester bonds nuclease activity exonuclease activity catalytic activity regulatory RNA binding 3'-5'-RNA exonuclease activity 3'-5'-exoribonuclease activity involved in mature miRNA 3'-end processing catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA exonuclease activity, producing 5'-phosphomonoesters 3'-5' exonuclease activity RNA exonuclease activity RNA nuclease activity hydrolase activity hydrolase activity, acting on ester bonds nuclease activity exonuclease activity catalytic activity regulatory RNA binding RNA binding binding miRNA binding nucleic acid binding	catabolic process RNA metabolic process primary metabolic process miRNA catabolic process nucleic acid metabolic process macromolecule catabolic process nucleobase-containing compound catabolic process nucleobase-containing compound metabolic process nucleic acid catabolic process metabolic process cellular process macromolecule metabolic process miRNA metabolic process RNA catabolic process	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036397	Ribonuclease H superfamily	Homologous Superfamily
A	IPR047021	RNA exonuclease REXO1/REXO3/REXO4-like	Family
A	IPR034922	RNA exonuclease 1-like, exonuclease domain	Domain
A	IPR013520	Ribonuclease H-like domain	Domain
A	IPR012677	Nucleotide-binding alpha-beta plait domain superfamily	Homologous Superfamily
A	IPR035979	RNA-binding domain superfamily	Homologous Superfamily
A	IPR012337	Ribonuclease H-like superfamily	Homologous Superfamily

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.