Annotations: 6Y50

5'domain of human 17S U2 snRNP

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
E [auth v]	SCOP2B Superfamily	WD40 repeat-like	8052535	3001694	SCOP2B (2022-06-29)
E [auth v]	SCOP2B Superfamily	WD40 repeat-like	8052534	3001694	SCOP2B (2022-06-29)
E [auth v]	SCOP2B Superfamily	WD40 repeat-like	8051197	3001694	SCOP2B (2022-06-29)
E [auth v]	SCOP2B Superfamily	WD40 repeat-like	8052534	3001694	SCOP2B (2022-06-29)
B [auth y]	SCOP2B Superfamily	Triquetra zinc finger motif	8051848	3002040	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
I [auth p]	MIF	e6y50p1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: MIF	ECOD (v295)
H [auth q]	SF3A2	e6y50q1	A: alpha arrays	X: Tail specific protease helical domain	H: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	T: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	F: SF3A2	ECOD (v295)
F [auth u]	SF3A2	e6y50u1	A: alpha arrays	X: Tail specific protease helical domain	H: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	T: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	F: SF3A2	ECOD (v295)
E [auth v]	SF3A2	e6y50v1	A: alpha arrays	X: Tail specific protease helical domain	H: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	T: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	F: SF3A2	ECOD (v295)
C [auth x]	SF3A2	e6y50x1	A: alpha arrays	X: Tail specific protease helical domain	H: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	T: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	F: SF3A2	ECOD (v295)
B [auth y]	SF3A2	e6y50y1	A: alpha arrays	X: Tail specific protease helical domain	H: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	T: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	F: SF3A2	ECOD (v295)
A [auth 9]	MIF	e6y5091	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: MIF	ECOD (v295)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
D [auth 8]	PF04037	Domain of unknown function (DUF382) (DUF382)	Domain of unknown function (DUF382)	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
I [auth p]	Probable ATP-dependent RNA helicase DDX46	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity nucleic acid conformation isomerase activity isomerase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid helicase activity RNA helicase activity ATP-dependent activity, acting on RNA macromolecular conformation isomerase activity RNA binding nucleic acid binding	RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome metabolic process cellular process RNA splicing, via transesterification reactions with bulged adenosine as nucleophile macromolecule metabolic process RNA processing ribonucleoprotein complex biogenesis protein-RNA complex assembly cellular component organization cellular component biogenesis spliceosomal complex assembly protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis protein-containing complex organization U2-type prespliceosome assembly	membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex membrane-enclosed lumen intracellular membraneless organelle membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex membrane-enclosed lumen intracellular membraneless organelle intracellular organelle lumen nuclear speck ribonucleoprotein granule nuclear body nucleoplasm organelle lumen membraneless organelle supramolecular complex nuclear ribonucleoprotein granule nuclear lumen Cajal body
H [auth q]	HIV Tat-specific factor 1	chromatin-protein adaptor activity protein-macromolecule adaptor activity molecular adaptor activity ADP-D-ribose modification-dependent protein binding poly-ADP-D-ribose modification-dependent protein binding protein binding binding modification-dependent protein binding RNA binding nucleic acid binding	cellular response to stimulus double-strand break repair response to stimulus DNA recombination primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process cellular response to stress DNA damage response response to stress recombinational repair metabolic process cellular process cellular response to stimulus double-strand break repair response to stimulus DNA recombination primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process cellular response to stress DNA damage response response to stress recombinational repair metabolic process cellular process macromolecule metabolic process double-strand break repair via homologous recombination DNA repair RNA splicing RNA metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA processing mRNA metabolic process macromolecule biosynthetic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome RNA splicing, via transesterification reactions with bulged adenosine as nucleophile RNA processing ribonucleoprotein complex biogenesis protein-RNA complex assembly cellular component organization cellular component biogenesis spliceosomal complex assembly protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis protein-containing complex organization U2-type prespliceosome assembly localization protein localization to chromosome protein localization to organelle macromolecule localization protein localization to site of double-strand break intracellular protein localization DNA-templated transcription	membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex spliceosomal snRNP complex Sm-like protein family complex membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex spliceosomal snRNP complex Sm-like protein family complex small nuclear ribonucleoprotein complex U2 snRNP site of double-strand break membraneless organelle site of DNA damage intracellular membraneless organelle chromosome membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
G [auth 2]	U2 snRNA	-	-	-
F [auth u]	Splicing factor 3B subunit 1	pre-mRNA binding RNA binding binding nucleic acid binding mRNA binding splicing factor binding protein binding	ribonucleoprotein complex biogenesis RNA metabolic process mRNA processing protein-RNA complex assembly cellular component organization cellular component biogenesis nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process spliceosomal complex assembly protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis ribonucleoprotein complex biogenesis RNA metabolic process mRNA processing protein-RNA complex assembly cellular component organization cellular component biogenesis nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process spliceosomal complex assembly protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis RNA processing RNA splicing protein-containing complex organization primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process biosynthetic process RNA splicing, via transesterification reactions U2-type prespliceosome assembly mRNA splicing, via spliceosome cellular process metabolic process RNA splicing, via transesterification reactions with bulged adenosine as nucleophile macromolecule metabolic process spliceosome conformational change to release U4 (or U4atac) and U1 (or U11) spliceosomal conformational changes to generate catalytic conformation spliceosomal snRNP assembly regulation of cellular process positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of biosynthetic process transcription by RNA polymerase I positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of transcription by RNA polymerase I positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process regulation of transcription by RNA polymerase I biological regulation regulation of macromolecule metabolic process positive regulation of RNA metabolic process regulation of gene expression positive regulation of RNA biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process positive regulation of transcription by RNA polymerase III transcription by RNA polymerase III regulation of transcription by RNA polymerase III transcription by RNA polymerase II regulation of transcription by RNA polymerase II positive regulation of transcription by RNA polymerase II chromatin organization chromatin remodeling	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen nuclear speck ribonucleoprotein granule nuclear body nucleoplasm supramolecular complex nuclear ribonucleoprotein granule spliceosomal snRNP complex protein-containing complex nuclear protein-containing complex Sm-like protein family complex small nuclear ribonucleoprotein complex ribonucleoprotein complex U2 snRNP catalytic step 2 spliceosome catalytic complex spliceosomal complex chromatin chromosome U11/U12 snRNP U2-type spliceosomal complex U2-type precatalytic spliceosome precatalytic spliceosome U12-type spliceosomal complex prespliceosome U2-type prespliceosome
E [auth v]	Splicing factor 3B subunit 3	protein-containing complex binding binding RNA binding snRNA binding nucleic acid binding U2 snRNA binding	ribonucleoprotein complex biogenesis RNA metabolic process mRNA processing protein-RNA complex assembly cellular component organization cellular component biogenesis nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process spliceosomal complex assembly protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis ribonucleoprotein complex biogenesis RNA metabolic process mRNA processing protein-RNA complex assembly cellular component organization cellular component biogenesis nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process spliceosomal complex assembly protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis RNA processing RNA splicing protein-containing complex organization primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process biosynthetic process RNA splicing, via transesterification reactions U2-type prespliceosome assembly mRNA splicing, via spliceosome cellular process metabolic process RNA splicing, via transesterification reactions with bulged adenosine as nucleophile macromolecule metabolic process spliceosome conformational change to release U4 (or U4atac) and U1 (or U11) spliceosomal conformational changes to generate catalytic conformation spliceosomal snRNP assembly regulation of cellular process positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process biological regulation regulation of macromolecule metabolic process positive regulation of RNA metabolic process regulation of gene expression positive regulation of RNA biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process catabolic process negative regulation of biological process macromolecule catabolic process negative regulation of protein catabolic process negative regulation of cellular process protein metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process negative regulation of catabolic process regulation of protein metabolic process negative regulation of metabolic process protein catabolic process regulation of catabolic process regulation of protein catabolic process cellular response to stimulus response to stimulus regulation of cellular response to stress cellular response to stress response to stress regulation of response to stress DNA repair DNA metabolic process regulation of DNA repair DNA damage response regulation of response to stimulus regulation of DNA metabolic process regulation of RNA splicing	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen spliceosomal snRNP complex protein-containing complex nuclear protein-containing complex Sm-like protein family complex small nuclear ribonucleoprotein complex ribonucleoprotein complex U2 snRNP catalytic step 2 spliceosome catalytic complex spliceosomal complex nucleoplasm U2-type spliceosomal complex U2-type precatalytic spliceosome precatalytic spliceosome U12-type spliceosomal complex
D [auth 8]	Splicing factor 3B subunit 2	RNA binding binding nucleic acid binding	RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process biosynthetic process metabolic process cellular process RNA processing RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process biosynthetic process metabolic process cellular process RNA processing macromolecule metabolic process mRNA processing mRNA metabolic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome RNA splicing, via transesterification reactions with bulged adenosine as nucleophile ribonucleoprotein complex biogenesis protein-RNA complex assembly cellular component organization cellular component biogenesis spliceosomal complex assembly protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis protein-containing complex organization U2-type prespliceosome assembly spliceosome conformational change to release U4 (or U4atac) and U1 (or U11) spliceosomal conformational changes to generate catalytic conformation spliceosomal snRNP assembly	membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex precatalytic spliceosome membrane-enclosed lumen membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex precatalytic spliceosome membrane-enclosed lumen intracellular membraneless organelle intracellular organelle lumen nuclear speck ribonucleoprotein granule nuclear body nucleoplasm organelle lumen membraneless organelle supramolecular complex nuclear ribonucleoprotein granule nuclear lumen spliceosomal snRNP complex Sm-like protein family complex small nuclear ribonucleoprotein complex U2 snRNP catalytic step 2 spliceosome catalytic complex U2-type precatalytic spliceosome U12-type spliceosomal complex
C [auth x]	Splicing factor 3B subunit 5	splicing factor binding protein binding binding RNA binding nucleic acid binding	RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome metabolic process cellular process RNA splicing, via transesterification reactions with bulged adenosine as nucleophile macromolecule metabolic process RNA processing regulation of cellular process positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process biological regulation regulation of macromolecule metabolic process positive regulation of RNA metabolic process regulation of gene expression positive regulation of RNA biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process ribonucleoprotein complex biogenesis protein-RNA complex assembly cellular component organization cellular component biogenesis spliceosomal complex assembly protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis protein-containing complex organization U2-type prespliceosome assembly cellular response to stimulus response to stimulus regulation of cellular response to stress cellular response to stress response to stress regulation of response to stress DNA repair DNA metabolic process regulation of DNA repair DNA damage response regulation of response to stimulus regulation of DNA metabolic process regulation of RNA splicing spliceosome conformational change to release U4 (or U4atac) and U1 (or U11) spliceosomal conformational changes to generate catalytic conformation spliceosomal snRNP assembly	membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex precatalytic spliceosome spliceosomal snRNP complex membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex precatalytic spliceosome spliceosomal snRNP complex Sm-like protein family complex small nuclear ribonucleoprotein complex U2 snRNP U2-type precatalytic spliceosome U12-type spliceosomal complex membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
B [auth y]	PHD finger-like domain-containing protein 5A	DNA binding binding nucleic acid binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding RNA binding	RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome metabolic process cellular process RNA splicing, via transesterification reactions with bulged adenosine as nucleophile macromolecule metabolic process RNA processing regulation of cellular process positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process biological regulation regulation of macromolecule metabolic process positive regulation of RNA metabolic process regulation of gene expression positive regulation of RNA biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process ribonucleoprotein complex biogenesis protein-RNA complex assembly cellular component organization cellular component biogenesis spliceosomal complex assembly protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis protein-containing complex organization U2-type prespliceosome assembly developmental process stem cell differentiation cellular developmental process cell differentiation spliceosome conformational change to release U4 (or U4atac) and U1 (or U11) spliceosomal conformational changes to generate catalytic conformation spliceosomal snRNP assembly	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle nuclear lumen nuclear matrix U2-type spliceosomal complex protein-containing complex membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle nuclear lumen nuclear matrix U2-type spliceosomal complex protein-containing complex nuclear protein-containing complex spliceosomal complex ribonucleoprotein complex precatalytic spliceosome intracellular membraneless organelle nuclear speck ribonucleoprotein granule nuclear body nucleoplasm membraneless organelle supramolecular complex nuclear ribonucleoprotein granule spliceosomal snRNP complex Sm-like protein family complex small nuclear ribonucleoprotein complex U2 snRNP U2-type precatalytic spliceosome U12-type spliceosomal complex
A [auth 9]	Splicing factor 3A subunit 3	cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding RNA binding nucleic acid binding	RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome RNA splicing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome metabolic process cellular process RNA splicing, via transesterification reactions with bulged adenosine as nucleophile macromolecule metabolic process RNA processing ribonucleoprotein complex biogenesis protein-RNA complex assembly cellular component organization cellular component biogenesis spliceosomal complex assembly protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis protein-containing complex organization U2-type prespliceosome assembly spliceosomal snRNP assembly mRNA splice site recognition mRNA 3'-splice site recognition	membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex membrane-enclosed lumen intracellular membraneless organelle membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex membrane-enclosed lumen intracellular membraneless organelle intracellular organelle lumen nuclear speck ribonucleoprotein granule nuclear body nucleoplasm organelle lumen membraneless organelle supramolecular complex nuclear ribonucleoprotein granule nuclear lumen spliceosomal snRNP complex Sm-like protein family complex small nuclear ribonucleoprotein complex U2 snRNP catalytic step 2 spliceosome catalytic complex U2-type precatalytic spliceosome precatalytic spliceosome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
I [auth p]	IPR001650	Helicase, C-terminal domain-like	Domain
I [auth p]	IPR000629	ATP-dependent RNA helicase DEAD-box, conserved site	Conserved Site
I [auth p]	IPR014014	RNA helicase, DEAD-box type, Q motif	Conserved Site
I [auth p]	IPR014001	Helicase superfamily 1/2, ATP-binding domain	Domain
I [auth p]	IPR056149	ATP-dependent RNA helicase PRP5/DDX46/KHDC4, KH domain	Domain
I [auth p]	IPR011545	DEAD/DEAH-box helicase domain	Domain
I [auth p]	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
H [auth q]	IPR000504	RNA recognition motif domain	Domain
H [auth q]	IPR034392	TatSF1-like, RNA recognition motif 1	Domain
H [auth q]	IPR012677	Nucleotide-binding alpha-beta plait domain superfamily	Homologous Superfamily
H [auth q]	IPR035979	RNA-binding domain superfamily	Homologous Superfamily
H [auth q]	IPR034393	TatSF1-like	Family
F [auth u]	IPR054573	Phosphatase PP2A regulatory subunit A/Splicing factor 3B subunit 1-like, HEAT repeat	Domain
F [auth u]	IPR016024	Armadillo-type fold	Homologous Superfamily
F [auth u]	IPR011989	Armadillo-like helical	Homologous Superfamily
F [auth u]	IPR015016	Splicing factor 3B subunit 1	Domain
F [auth u]	IPR038737	Splicing factor 3B subunit 1-like	Family
E [auth v]	IPR050358	RSE1/DDB1/CPSF1	Family
E [auth v]	IPR015943	WD40/YVTN repeat-like-containing domain superfamily	Homologous Superfamily
E [auth v]	IPR036322	WD40-repeat-containing domain superfamily	Homologous Superfamily
E [auth v]	IPR018846	RSE1/DDB1/CPSF1, first beta-propeller	Domain
E [auth v]	IPR058543	RSE1/DDB1/CPSF1, second beta-propeller	Domain
E [auth v]	IPR004871	RSE1/DDB1/CPSF1, C-terminal	Domain
D [auth 8]	IPR006568	PSP, proline-rich	Domain
D [auth 8]	IPR007180	Domain of unknown function DUF382	Domain
D [auth 8]	IPR003034	SAP domain	Domain
D [auth 8]	IPR052584	Pre-mRNA Spliceosomal U2 snRNP Complex Component	Family
C [auth x]	IPR017089	Splicing factor 3B, subunit 5	Family
C [auth x]	IPR009846	Splicing factor 3B subunit 5/RDS3 complex subunit 10	Family
B [auth y]	IPR005345	PHF5-like	Family
A [auth 9]	IPR021966	Splicing factor SF3a60 binding domain	Domain
A [auth 9]	IPR031774	SF3A3 domain	Domain
A [auth 9]	IPR024598	Splicing factor SF3a60 /Prp9 subunit, C-terminal	Domain
A [auth 9]	IPR025086	SDE2/SF3A3, SAP domain	Domain
A [auth 9]	IPR000690	Matrin/U1-C, C2H2-type zinc finger	Domain
A [auth 9]	IPR051421	RNA Processing and DNA Damage Response Regulator	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
I [auth p]	: Q7L014	lung cancer ovarian cancer psoriasis lymphoplasmacytic lymphoma plasma cell myeloma medulloblastoma progressive supranuclear palsy
H [auth q]	: O43719	astrocytic tumor glioblastoma medulloblastoma pituitary cancer breast cancer large cell medulloblastoma osteosarcoma plasma cell myeloma dermatomyositis malignant mesothelioma ovarian cancer psoriasis
F [auth u]	: O75533	B-cell chronic lymphocytic leukemia uveal melanoma myelodysplastic syndrome malignant mesothelioma prostate cancer ocular melanoma ovarian cancer primitive neuroectodermal tumor abdominal aortic aneurysm Prostatic Neoplasms anorexia nervosa thoracic aortic aneurysm autism spectrum disorder brain aneurysm malignant ependymoma B-cell chronic lymphocytic leukemia uveal melanoma myelodysplastic syndrome malignant mesothelioma prostate cancer ocular melanoma ovarian cancer primitive neuroectodermal tumor abdominal aortic aneurysm Prostatic Neoplasms anorexia nervosa thoracic aortic aneurysm autism spectrum disorder brain aneurysm malignant ependymoma medulloblastoma oligodendroglioma pancreatic ductal adenocarcinoma progressive supranuclear palsy acute myeloid leukemia psoriasis astrocytic tumor cancer Gaucher disease large cell medulloblastoma osteosarcoma Pick disease allergic rhinitis atypical teratoid rhabdoid tumor bipolar disorder congenital anemia glioblastoma malignant choroid melanoma
E [auth v]	: Q15393	astrocytic tumor Intractable Eczema lung cancer atopic eczema large cell medulloblastoma malignant colon neoplasm atypical teratoid rhabdoid tumor ovarian cancer
D [auth 8]	: Q13435	astrocytic tumor ovarian cancer bipolar I disorder plasma cell myeloma obesity disorder
C [auth x]	: Q9BWJ5	diabetes mellitus pancreatic ductal adenocarcinoma glioblastoma Sjogren syndrome ovarian cancer
B [auth y]	: Q7RTV0	allergic rhinitis vitiligo Crohn disease osteosarcoma
A [auth 9]	: Q12874	HIV infectious disease astrocytic tumor diabetes mellitus HIV Coinfection ovarian cancer colorectal adenoma Hashimoto thyroiditis colorectal cancer heart disease malignant mesothelioma