Annotations: 6Q55

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	beta-CASP RNA-metabolising hydrolases	8096303	4000432	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Metallo-hydrolase/oxidoreductase	8096304	3001057	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF07521,PF16661	e6q55A1	A: a+b four layers	X: Metallo-hydrolase/oxidoreductase (From Topology)	H: Metallo-hydrolase/oxidoreductase (From Topology)	T: Metallo-hydrolase/oxidoreductase	F: PF07521,PF16661	ECOD (1.6)
A	PF10996	e6q55A2	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: PF10996	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.60.15.10	Alpha Beta	4-Layer Sandwich	Metallo-beta-lactamase	Chain A	CATH (utative)
A	3.40.50.10890	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF07521	Zn-dependent metallo-hydrolase RNA specificity domain (RMMBL)	Zn-dependent metallo-hydrolase RNA specificity domain	-	Motif
A	PF16661	Metallo-beta-lactamase superfamily domain (Lactamase_B_6)	Metallo-beta-lactamase superfamily domain	This family is part of the metallo-beta-lactamase superfamily.	Domain
A	PF10996	Beta-Casp domain (Beta-Casp)	Beta-Casp domain	The beta-CASP domain is found C terminal to the beta-lactamase domain in pre-mRNA 3'-end-processing endonuclease. The active site of this enzyme is located at the interface of these two domains [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Cleavage and Polyadenylation Specificity Factor 3 (CPSF3)	endonuclease activity nuclease activity hydrolase activity, acting on ester bonds catalytic activity, acting on RNA RNA endonuclease activity catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity catalytic activity 5'-3' RNA exonuclease activity 5'-3' exonuclease activity RNA exonuclease activity, producing 5'-phosphomonoesters RNA exonuclease activity exonuclease activity, active with either ribo- or deoxyribonucleic acids and producing 5'-phosphomonoesters endonuclease activity nuclease activity hydrolase activity, acting on ester bonds catalytic activity, acting on RNA RNA endonuclease activity catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity catalytic activity 5'-3' RNA exonuclease activity 5'-3' exonuclease activity RNA exonuclease activity, producing 5'-phosphomonoesters RNA exonuclease activity exonuclease activity, active with either ribo- or deoxyribonucleic acids and producing 5'-phosphomonoesters exonuclease activity RNA binding binding organic cyclic compound binding nucleic acid binding cation binding ion binding metal ion binding small molecule binding	cellular biosynthetic process RNA metabolic process mRNA processing nucleobase-containing compound metabolic process organic substance metabolic process organic substance biosynthetic process RNA 3'-end processing RNA processing histone mRNA metabolic process mRNA 3'-end processing cellular metabolic process mRNA 3'-end processing by stem-loop binding and cleavage primary metabolic process gene expression cellular biosynthetic process RNA metabolic process mRNA processing nucleobase-containing compound metabolic process organic substance metabolic process organic substance biosynthetic process RNA 3'-end processing RNA processing histone mRNA metabolic process mRNA 3'-end processing cellular metabolic process mRNA 3'-end processing by stem-loop binding and cleavage primary metabolic process gene expression macromolecule biosynthetic process mRNA metabolic process nucleic acid metabolic process organic cyclic compound metabolic process biosynthetic process nucleic acid catabolic process metabolic process cellular process macromolecule metabolic process	membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle organelle mRNA cleavage and polyadenylation specificity factor complex mRNA cleavage factor complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR021718	Pre-mRNA 3'-end-processing endonuclease polyadenylation factor C-term	Domain
A	IPR011108	Zn-dependent metallo-hydrolase, RNA specificity domain	Domain
A	IPR036866	Ribonuclease Z/Hydroxyacylglutathione hydrolase-like	Homologous Superfamily
A	IPR001279	Metallo-beta-lactamase	Domain
A	IPR022712	Beta-Casp domain	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 R01GM133198.