2XR1 | pdb_00002xr1

DIMERIC ARCHAEAL CLEAVAGE AND POLYADENYLATION SPECIFICITY FACTOR WITH N-TERMINAL KH DOMAINS (KH-CPSF) FROM METHANOSARCINA MAZEI

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Prokaryotic type KH domain (KH-domain type II)	8103565	3001043	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Prokaryotic type KH domain (KH-domain type II)	8103564	3001043	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Metallo-hydrolase/oxidoreductase	8103567	3001057	SCOP2B (2022-06-29)
A	SCOP2 Family	Prokaryotic type KH domain (KH-domain type II)	8046634	4001200	SCOP2 (2022-06-29)
A	SCOP2 Family	Prokaryotic type KH domain (KH-domain type II)	8103563	4001200	SCOP2 (2022-06-29)
A	SCOP2 Family	beta-CASP RNA-metabolising hydrolases	8103566	4000432	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Prokaryotic type KH domain (KH-domain type II)	8103564	3001043	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Prokaryotic type KH domain (KH-domain type II)	8103565	3001043	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Metallo-hydrolase/oxidoreductase	8103567	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)
B	Cbl_N3	e2xr1B2	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Cbl_N3	ECOD (v294.1)
B	RNA_pol_Rpb2_6	e2xr1B4	A: a/b three-layered sandwiches	X: Four-helical up-and-down bundle	H: Thymidylate synthase/dCMP hydroxymethylase	T: Thymidylate synthase/dCMP hydroxymethylase	F: RNA_pol_Rpb2_6	ECOD (v294.1)
A	Biopterin_H	e2xr1A2	A: a/b three-layered sandwiches	X: Globin-like	H: Globin-like	T: Globin-like	F: Biopterin_H	ECOD (v294.1)
A	Dockerin_1	e2xr1A4	A: a/b three-layered sandwiches	X: Ribonuclease H-like	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: Dockerin_1	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.300.230	Alpha Beta	2-Layer Sandwich	GMP Synthetase	Chain A, domain 3	CATH (4.3.0)
B	3.30.300.20	Alpha Beta	2-Layer Sandwich	GMP Synthetase	Chain A, domain 3	CATH (4.3.0)
B	3.60.15.10	Alpha Beta	4-Layer Sandwich	Metallo-beta-lactamase	Chain A	CATH (4.3.0)
B	3.40.50.10890	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
A	3.30.300.230	Alpha Beta	2-Layer Sandwich	GMP Synthetase	Chain A, domain 3	CATH (4.3.0)
A	3.30.300.20	Alpha Beta	2-Layer Sandwich	GMP Synthetase	Chain A, domain 3	CATH (4.3.0)
A	3.60.15.10	Alpha Beta	4-Layer Sandwich	Metallo-beta-lactamase	Chain A	CATH (4.3.0)
A	3.40.50.10890	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	CLEAVAGE AND POLYADENYLATION SPECIFICITY FACTOR 100 KD SUBUNIT	DNA binding binding nucleic acid binding hydrolase activity, acting on ester bonds nuclease activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA exonuclease activity RNA nuclease activity hydrolase activity exonuclease activity catalytic activity endonuclease activity RNA endonuclease activity DNA binding binding nucleic acid binding hydrolase activity, acting on ester bonds nuclease activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA exonuclease activity RNA nuclease activity hydrolase activity exonuclease activity catalytic activity endonuclease activity RNA endonuclease activity cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding RNA binding identical protein binding protein binding	RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression DNA-templated transcription termination macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process biosynthetic process metabolic process cellular process RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression DNA-templated transcription termination macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process biosynthetic process metabolic process cellular process macromolecule metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR019975	Transcription termination factor CPSF1, archaea	Family
A, B	IPR001279	Metallo-beta-lactamase	Domain
A, B	IPR009019	K homology domain superfamily, prokaryotic type	Homologous Superfamily
A, B	IPR022712	Beta-Casp domain	Domain
A, B	IPR004087	K Homology domain	Domain
A, B	IPR050698	RNA Processing Metallo-Beta-Lactamase	Family
A, B	IPR033769	Transcription termination factor FttA, KH domain	Domain
A, B	IPR004044	K Homology domain, type 2	Domain
A, B	IPR015946	K homology domain-like, alpha/beta	Homologous Superfamily
A, B	IPR011108	Zn-dependent metallo-hydrolase, RNA specificity domain	Domain
A, B	IPR036866	Ribonuclease Z/Hydroxyacylglutathione hydrolase-like	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.