Annotations: 2JUC

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	FF	e2jucA1	A: alpha arrays	X: HTH	H: HTH	T: FF domain	F: FF	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.10.440	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	FF domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01846	FF domain (FF)	FF domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Pre-mRNA-splicing factor URN1	RNA polymerase binding protein binding binding enzyme binding RNA binding organic cyclic compound 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	membrane-bounded organelle protein-containing complex intracellular anatomical structure prespliceosome nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex U2-type spliceosomal complex U2-type prespliceosome membrane-bounded organelle protein-containing complex intracellular anatomical structure prespliceosome nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure spliceosomal complex organelle ribonucleoprotein complex U2-type spliceosomal complex U2-type prespliceosome spliceosomal snRNP complex Sm-like protein family complex small nuclear ribonucleoprotein complex U1 snRNP

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036020	WW domain superfamily	Homologous Superfamily
A	IPR001202	WW domain	Domain
A	IPR036517	FF domain superfamily	Homologous Superfamily
A	IPR002713	FF domain	Domain
A	IPR045148	Transcription elongation regulator 1-like	Family

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.