Annotations: 1W4S

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF01426	e1w4sA1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: PF01426	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.30.30.490	Mainly Beta	Roll	SH3 type barrels.	Bromo adjacent homology (BAH) domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	POLYBROMO 1 PROTEIN	DNA binding binding organic cyclic compound binding nucleic acid binding protein-containing complex binding chromatin binding	transcription elongation by RNA polymerase II cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process DNA-templated transcription elongation transcription by RNA polymerase II transcription elongation by RNA polymerase II cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process DNA-templated transcription elongation transcription by RNA polymerase II biosynthetic process metabolic process cellular process macromolecule metabolic process protein-DNA complex organization cellular component organization protein-containing complex organization chromatin organization chromatin remodeling cellular component organization or biogenesis	RSC-type complex membrane-bounded organelle ATPase complex protein-containing complex intracellular anatomical structure catalytic complex protein-DNA complex nucleus nuclear protein-containing complex chromatin chromosome intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle RSC-type complex membrane-bounded organelle ATPase complex protein-containing complex intracellular anatomical structure catalytic complex protein-DNA complex nucleus nuclear protein-containing complex chromatin chromosome intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle SWI/SNF superfamily-type complex non-membrane-bounded organelle SWI/SNF complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR037968	Protein polybromo-1, Bromodomain 5	Domain
A	IPR043151	Bromo adjacent homology (BAH) domain superfamily	Homologous Superfamily
A	IPR018359	Bromodomain, conserved site	Conserved Site
A	IPR001487	Bromodomain	Domain
A	IPR036427	Bromodomain-like superfamily	Homologous Superfamily
A	IPR001025	Bromo adjacent homology (BAH) domain	Domain
A	IPR037382	Remodelling complex subunit Rsc/polybromo	Family
A	IPR009071	High mobility group box domain	Domain
A	IPR036910	High mobility group box domain superfamily	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 R01GM133198.