7LB4

Crystal structure of the second bromodomain (BD2) of human BRD3 bound to bromosporine

External Resource: Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d7lb4a_	All alpha proteins	Bromodomain-like	Bromodomain	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d7lb4b_	All alpha proteins	Bromodomain-like	Bromodomain	automated matches	automated matches	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	SCOP2B Superfamily	Bromodomain	8084253	3001843	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Bromodomain	8084253	3001843	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	Bromodomain	e7lb4A1	A: alpha bundles	X: Bromodomain-like	H: Bromodomain (From Topology)	T: Bromodomain	F: Bromodomain	ECOD (1.6)
B	Bromodomain	e7lb4B1	A: alpha bundles	X: Bromodomain-like	H: Bromodomain (From Topology)	T: Bromodomain	F: Bromodomain	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00439	Bromodomain (Bromodomain)	Bromodomain	Bromodomains are 110 amino acid long domains, that are found in many chromatin associated proteins. Bromodomains can interact specifically with acetylated lysine [3].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Bromodomain-containing protein 3	protein binding binding modification-dependent protein binding lysine-acetylated histone binding histone binding acetylation-dependent protein binding RNA binding organic cyclic compound binding lncRNA binding nucleic acid binding chromatin binding molecular condensate scaffold activity protein-macromolecule adaptor activity molecular adaptor activity	developmental process multicellular organismal process formation of primary germ layer cellular developmental process embryonic morphogenesis tissue development embryo development gastrulation anatomical structure morphogenesis multicellular organism development endoderm development cell differentiation anatomical structure development anatomical structure formation involved in morphogenesis developmental process multicellular organismal process formation of primary germ layer cellular developmental process embryonic morphogenesis tissue development embryo development gastrulation anatomical structure morphogenesis multicellular organism development endoderm development cell differentiation anatomical structure development anatomical structure formation involved in morphogenesis cellular process endoderm formation endodermal cell differentiation protein localization localization protein localization to chromatin cellular localization protein localization to chromosome protein localization to organelle cellular macromolecule localization macromolecule localization regulation of cellular process cellular biosynthetic process RNA metabolic process regulation of primary metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process transcription by RNA polymerase II regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of transcription by RNA polymerase II regulation of biosynthetic process regulation of biological process cellular metabolic process biological regulation primary metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic 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 positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process positive regulation of cellular process positive regulation of nucleobase-containing compound metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process cellular component organization chromatin organization cellular component organization or biogenesis	intracellular organelle intracellular anatomical structure organelle intracellular non-membrane-bounded organelle chromatin chromosome cellular anatomical entity non-membrane-bounded organelle membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR043508	Brdt, bromodomain, repeat I	Domain
A, B	IPR027353	NET domain	Domain
A, B	IPR043509	Brdt, bromodomain, repeat II	Domain
A, B	IPR018359	Bromodomain, conserved site	Conserved Site
A, B	IPR001487	Bromodomain	Domain
A, B	IPR036427	Bromodomain-like superfamily	Homologous Superfamily
A, B	IPR050935	Bromodomain-containing chromatin reader	Family
A, B	IPR038336	NET domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q15059	medulloblastoma adult medulloblastoma medullomyoblastoma with myogenic differentiation childhood medulloblastoma melanotic medulloblastoma Conventional (Clear Cell) Renal Cell Carcinoma osteosarcoma subependymal giant cell astrocytoma astrocytic tumor desmoplastic/nodular medulloblastoma ovarian cancer gastric adenocarcinoma pancreatic ductal adenocarcinoma

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.