Annotations: 7TOA

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth B]	F_UNCLASSIFIED	e7toaB1	A: alpha bundles	X: Bromodomain-like	H: Bromodomain (From Topology)	T: Bromodomain	F: F_UNCLASSIFIED	ECOD (1.6)
B [auth A]	F_UNCLASSIFIED	e7toaA1	A: alpha bundles	X: Bromodomain-like	H: Bromodomain (From Topology)	T: Bromodomain	F: F_UNCLASSIFIED	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B], B [auth A]	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 [auth B], B [auth A]	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 protein-containing complex binding chromatin binding molecular condensate scaffold activity protein-macromolecule adaptor activity 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 protein-containing complex 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 regulation of nitrogen compound metabolic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process transcription by RNA polymerase II organic substance metabolic process heterocycle metabolic process organic substance biosynthetic process nitrogen compound metabolic process 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 cellular nitrogen compound metabolic process primary metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process heterocycle biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process aromatic compound biosynthetic process organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process cellular aromatic compound metabolic process protein-DNA complex organization cellular component organization protein-containing complex organization chromatin organization cellular component organization or biogenesis	membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle nucleus intracellular membrane-bounded organelle cellular anatomical entity
C [auth D]	3xAcK.1 (triAcK.1)	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

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

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A [auth B], B [auth A]	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

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
C [auth D]	ALY	Parent Component: LYS RESID: AA0055 PSI-MOD : N6-acetyl-L-lysine MOD:00064

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.