Annotations: 7OPI

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	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)
A	PF03178,PF10433	e7opiA2	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: PF03178,PF10433	ECOD (1.6)
A	PF10433	e7opiA1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: PF10433	ECOD (1.6)
A	PF03178	e7opiA3	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: PF03178	ECOD (1.6)
B	PF07189	e7opiB1	A: alpha arrays	X: RDS3 complex subunit 10 (From Topology)	H: RDS3 complex subunit 10 (From Topology)	T: RDS3 complex subunit 10	F: PF07189	ECOD (1.6)
C	PF22646	e7opiC1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: PF22646	ECOD (1.6)
D	PF03660	e7opiD1	A: few secondary structure elements	X: Glucocorticoid receptor-like	H: LIM domain-like	T: PHD finger-like domain-containing protein 5A	F: PF03660	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF03178	CPSF A subunit region (CPSF_A)	CPSF A subunit region	-	Repeat
B	PF07189	Splicing factor 3B subunit 10 (SF3b10) (SF3b10)	Splicing factor 3B subunit 10 (SF3b10)	-	Family
D	PF03660	PHF5-like protein (PHF5)	PHF5-like protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Splicing factor 3B subunit 3	protein-containing complex binding binding RNA binding snRNA binding organic cyclic compound binding nucleic acid binding U2 snRNA binding	RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process organic substance biosynthetic process metabolic process RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process organic substance 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 regulation of cellular 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 macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of biological process positive regulation of nucleobase-containing compound metabolic process regulation of cellular metabolic process positive regulation of RNA metabolic process regulation of gene expression organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of cellular metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of biosynthetic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process regulation of cellular biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic 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 catabolic process negative regulation of biological process macromolecule catabolic process negative regulation of protein catabolic process protein metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process organonitrogen compound catabolic process negative regulation of catabolic process organonitrogen compound metabolic process regulation of protein metabolic process negative regulation of metabolic process protein catabolic process regulation of catabolic process organic substance 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 membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle U2-type spliceosomal complex protein-containing complex nuclear protein-containing complex spliceosomal complex ribonucleoprotein complex catalytic complex peptidase complex protein-DNA complex chromatin chromosome transferase complex histone acetyltransferase complex acetyltransferase complex protein acetyltransferase complex SAGA-type complex SAGA complex intracellular protein-containing complex spliceosomal snRNP complex Sm-like protein family complex small nuclear ribonucleoprotein complex U2 snRNP catalytic step 2 spliceosome U2-type precatalytic spliceosome precatalytic spliceosome U12-type spliceosomal complex nucleoplasm
B	Splicing factor 3B subunit 5	splicing factor binding protein binding binding RNA binding organic cyclic compound binding nucleic acid binding	RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process RNA splicing, via transesterification reactions RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome organic substance biosynthetic process 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 macromolecule biosynthetic process regulation of primary metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of biological process positive regulation of nucleobase-containing compound metabolic process regulation of cellular metabolic process positive regulation of RNA metabolic process regulation of gene expression organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of cellular metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of biosynthetic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process regulation of cellular biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic 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	membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle spliceosomal complex organelle ribonucleoprotein complex catalytic complex peptidase complex membrane-bounded organelle U2-type spliceosomal complex protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle spliceosomal complex organelle ribonucleoprotein complex catalytic complex peptidase complex protein-DNA complex chromatin chromosome transferase complex histone acetyltransferase complex acetyltransferase complex intracellular non-membrane-bounded organelle protein acetyltransferase complex SAGA-type complex SAGA complex intracellular protein-containing complex non-membrane-bounded organelle 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
C	Splicing factor 3B subunit 1	RNA binding binding organic cyclic compound binding nucleic acid binding mRNA binding splicing factor binding protein binding	ribonucleoprotein complex biogenesis cellular biosynthetic process RNA metabolic process mRNA processing protein-RNA complex assembly cellular component organization cellular component biogenesis nucleobase-containing compound metabolic process spliceosomal complex assembly protein-RNA complex organization cellular component assembly organic substance metabolic process protein-containing complex assembly organic substance biosynthetic process ribonucleoprotein complex biogenesis cellular biosynthetic process RNA metabolic process mRNA processing protein-RNA complex assembly cellular component organization cellular component biogenesis nucleobase-containing compound metabolic process spliceosomal complex assembly protein-RNA complex organization cellular component assembly organic substance metabolic process protein-containing complex assembly organic substance biosynthetic process cellular component organization or biogenesis RNA processing RNA splicing protein-containing complex organization cellular metabolic process primary metabolic process gene expression mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process organic cyclic compound 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 regulation of cellular 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 transcription by RNA polymerase I positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of biological process positive regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase I regulation of cellular metabolic process positive regulation of RNA metabolic process regulation of gene expression organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of cellular metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of biosynthetic process positive regulation of transcription by RNA polymerase I positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process regulation of cellular biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process regulation of transcription by RNA polymerase III positive regulation of transcription by RNA polymerase III 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 protein-DNA complex organization chromatin organization chromatin remodeling	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle nuclear speck nuclear body nucleoplasm 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 U11/U12 snRNP U2-type spliceosomal complex U2-type precatalytic spliceosome precatalytic spliceosome U12-type spliceosomal complex ATPase complex B-WICH complex chromosome SWI/SNF superfamily-type complex protein-DNA complex chromatin prespliceosome U2-type prespliceosome
D	PHD finger-like domain-containing protein 5A	DNA binding binding organic cyclic compound 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 cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process RNA splicing, via transesterification reactions RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome organic substance biosynthetic process 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 macromolecule biosynthetic process regulation of primary metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of biological process positive regulation of nucleobase-containing compound metabolic process regulation of cellular metabolic process positive regulation of RNA metabolic process regulation of gene expression organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of cellular metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of biosynthetic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process regulation of cellular biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic 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	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle lumen intracellular organelle organelle lumen organelle nuclear periphery nuclear lumen nuclear matrix U2-type spliceosomal complex membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle lumen intracellular organelle organelle lumen organelle nuclear periphery nuclear lumen nuclear matrix U2-type spliceosomal complex protein-containing complex nuclear protein-containing complex spliceosomal complex ribonucleoprotein complex precatalytic spliceosome nuclear speck nuclear body nucleoplasm spliceosomal snRNP complex Sm-like protein family complex small nuclear ribonucleoprotein complex U2 snRNP U2-type precatalytic spliceosome U12-type spliceosomal complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR018846	Cleavage/polyadenylation specificity factor, A subunit, N-terminal	Domain
A	IPR036322	WD40-repeat-containing domain superfamily	Homologous Superfamily
A	IPR004871	Cleavage/polyadenylation specificity factor, A subunit, C-terminal	Domain
A	IPR015943	WD40/YVTN repeat-like-containing domain superfamily	Homologous Superfamily
A	IPR018846	Cleavage/polyadenylation specificity factor, A subunit, N-terminal	Domain
A	IPR036322	WD40-repeat-containing domain superfamily	Homologous Superfamily
A	IPR004871	Cleavage/polyadenylation specificity factor, A subunit, C-terminal	Domain
A	IPR015943	WD40/YVTN repeat-like-containing domain superfamily	Homologous Superfamily
B	IPR017089	Splicing factor 3B, subunit 5	Family
B	IPR009846	Splicing factor 3B subunit 5/RDS3 complex subunit 10	Family
C	IPR016024	Armadillo-type fold	Homologous Superfamily
C	IPR011989	Armadillo-like helical	Homologous Superfamily
C	IPR015016	Splicing factor 3B subunit 1	Domain
C	IPR038737	Splicing factor 3B subunit 1-like	Family
D	IPR005345	PHF5-like	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q15393	astrocytic tumor Intractable Eczema lung cancer atopic eczema large cell medulloblastoma malignant colon neoplasm atypical teratoid rhabdoid tumor ovarian cancer
B	Pharos: Q9BWJ5	diabetes mellitus pancreatic ductal adenocarcinoma glioblastoma Sjogren syndrome ovarian cancer
C	Pharos: O75533	B-cell chronic lymphocytic leukemia uveal melanoma myelodysplastic syndrome malignant mesothelioma prostate cancer ocular melanoma ovarian cancer primitive neuroectodermal tumor Prostatic Neoplasms abdominal aortic aneurysm thoracic aortic aneurysm anorexia nervosa 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 Prostatic Neoplasms abdominal aortic aneurysm thoracic aortic aneurysm anorexia nervosa autism spectrum disorder brain aneurysm malignant ependymoma medulloblastoma oligodendroglioma pancreatic ductal adenocarcinoma progressive supranuclear palsy psoriasis acute myeloid leukemia 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
D	Pharos: Q7RTV0	allergic rhinitis vitiligo Crohn disease osteosarcoma

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.