2DK4

Solution structure of Splicing Factor Motif in Pre-mRNA splicing factor 18 (hPRP18)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2dk4a1	All alpha proteins	LEM/SAP HeH motif	PRP4-like	PRP4-like	Pre-mRNA-splicing factor 18	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d2dk4a3	Artifacts	Tags	Tags	Tags	C-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d2dk4a2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	PRP4-like	8021393	4001176	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PRP4-like	8033773	3000993	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	PF08799	e2dk4A1	A: alpha arrays	X: LEM/SAP HeH motif-like	H: LEM/SAP HeH motif	T: LEM/SAP HeH motif	F: PF08799	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	4.10.280.110	Few Secondary Structures	Irregular	MYOD Basic-Helix-Loop-Helix Domain, subunit B	Pre-mRNA processing factor 4 domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF08799	pre-mRNA processing factor 4 (PRP4) like (PRP4)	pre-mRNA processing factor 4 (PRP4) like	This small domain is found on PRP4 ribonuleoproteins. PRP4 is a U4/U6 small nuclear ribonucleoprotein that is involved in pre-mRNA processing.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Pre-mRNA-splicing factor 18	-	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 ribonucleoprotein complex biogenesis mRNA processing protein-RNA complex assembly cellular component organization cellular component biogenesis protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis generation of catalytic spliceosome for second transesterification step protein-containing complex organization spliceosomal conformational changes to generate catalytic conformation mRNA metabolic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome RNA splicing, via transesterification reactions with bulged adenosine as nucleophile	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen cellular anatomical entity intracellular membrane-bounded organelle intracellular organelle lumen nuclear speck nuclear body intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen cellular anatomical entity intracellular membrane-bounded organelle intracellular organelle lumen nuclear speck nuclear body intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen protein-containing complex nuclear protein-containing complex spliceosomal complex ribonucleoprotein complex U5 snRNP spliceosomal snRNP complex Sm-like protein family complex small nuclear ribonucleoprotein complex U4/U6 x U5 tri-snRNP complex spliceosomal tri-snRNP complex U2-type spliceosomal complex post-spliceosomal complex U2-type post-spliceosomal complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR004098	Prp18	Domain
A	IPR036285	PRP4-like superfamily	Homologous Superfamily
A	IPR014906	Pre-mRNA processing factor 4 (PRP4)-like	Domain
A	IPR039979	Pre-mRNA-splicing factor 18	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q99633	attention deficit hyperactivity disorder, inattentive type diabetes mellitus skin basal cell carcinoma

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.