Annotations: 36IU

Cryo-EM structure of BRD4 BD1 with basic patch 1 bound to acetylated nucleosomes

External Resource: Annotation

Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Protein Modification Annotation

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, F	Histone H4	DNA binding binding nucleic acid binding protein heterodimerization activity protein binding protein dimerization activity structural molecule activity structural constituent of chromatin	protein-containing complex organization protein-DNA complex assembly cellular component organization protein-DNA complex organization cellular component biogenesis cellular component assembly chromatin organization protein-containing complex assembly chromatin remodeling cellular process cellular component organization or biogenesis nucleosome assembly nucleosome organization regulation of cellular process protein-containing complex organization protein-DNA complex assembly cellular component organization protein-DNA complex organization cellular component biogenesis cellular component assembly chromatin organization protein-containing complex assembly chromatin remodeling cellular process cellular component organization or biogenesis nucleosome assembly nucleosome organization regulation of cellular process negative regulation of biological process negative regulation of cellular process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process heterochromatin formation epigenetic regulation of gene expression negative regulation of metabolic process biological regulation heterochromatin organization regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of gene expression, epigenetic regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process	protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome intracellular membraneless organelle chromatin chromosome intracellular organelle cellular anatomical structure organelle membraneless organelle membrane-bounded organelle nucleus intracellular membrane-bounded organelle
C, G	Histone H2A type 1-B/E	DNA binding binding nucleic acid binding protein heterodimerization activity protein binding protein dimerization activity structural molecule activity structural constituent of chromatin	negative regulation of cell population proliferation regulation of biological process cell population proliferation regulation of cellular process regulation of cell population proliferation negative regulation of cellular process biological regulation negative regulation of biological process cellular process cellular component organization cellular component biogenesis cellular component assembly chromatin organization chromatin remodeling negative regulation of cell population proliferation regulation of biological process cell population proliferation regulation of cellular process regulation of cell population proliferation negative regulation of cellular process biological regulation negative regulation of biological process cellular process cellular component organization cellular component biogenesis cellular component assembly chromatin organization chromatin remodeling cellular component organization or biogenesis negative regulation of macromolecule metabolic process regulation of biosynthetic process heterochromatin formation epigenetic regulation of gene expression negative regulation of metabolic process heterochromatin organization regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of gene expression, epigenetic regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process localization protein localization to chromatin protein localization to chromosome protein localization to chromosome, centromeric region protein localization to organelle macromolecule localization protein localization to CENP-A containing chromatin intracellular protein localization	extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome intracellular membraneless organelle extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome intracellular membraneless organelle chromatin chromosome intracellular organelle membraneless organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
D, H	Histone H2B type 1-J	DNA binding binding nucleic acid binding protein heterodimerization activity protein binding protein dimerization activity lipid binding lipopolysaccharide binding carbohydrate derivative binding structural molecule activity structural constituent of chromatin	protein-containing complex organization protein-DNA complex assembly cellular component organization protein-DNA complex organization cellular component biogenesis cellular component assembly chromatin organization protein-containing complex assembly chromatin remodeling cellular process cellular component organization or biogenesis nucleosome assembly nucleosome organization biological process involved in interspecies interaction between organisms protein-containing complex organization protein-DNA complex assembly cellular component organization protein-DNA complex organization cellular component biogenesis cellular component assembly chromatin organization protein-containing complex assembly chromatin remodeling cellular process cellular component organization or biogenesis nucleosome assembly nucleosome organization biological process involved in interspecies interaction between organisms innate immune response in mucosa response to stimulus immune response response to other organism defense response defense response to symbiont response to external stimulus response to biotic stimulus immune system process defense response to other organism response to stress innate immune response response to external biotic stimulus mucosal immune response organ or tissue specific immune response humoral immune response antimicrobial humoral response antimicrobial humoral immune response mediated by antimicrobial peptide disruption of cell in another organism disruption of anatomical structure in another organism killing of cells of another organism cell killing defense response to Gram-negative bacterium defense response to bacterium response to bacterium antibacterial humoral response localization protein localization to chromatin protein localization to chromosome protein localization to chromosome, centromeric region protein localization to organelle macromolecule localization protein localization to CENP-A containing chromatin intracellular protein localization cellular response to stimulus regulation of cellular process negative regulation of signaling signaling negative regulation of biological process response to cytokine regulation of signal transduction negative regulation of cell communication cytokine-mediated signaling pathway cell communication cellular response to tumor necrosis factor negative regulation of cellular process tumor necrosis factor-mediated signaling pathway cellular response to cytokine stimulus signal transduction regulation of biological process regulation of signaling cell surface receptor signaling pathway regulation of tumor necrosis factor-mediated signaling pathway negative regulation of response to stimulus regulation of cytokine-mediated signaling pathway biological regulation negative regulation of tumor necrosis factor-mediated signaling pathway negative regulation of signal transduction response to peptide regulation of response to cytokine stimulus negative regulation of response to cytokine stimulus regulation of response to stimulus negative regulation of cytokine-mediated signaling pathway response to chemical regulation of cell communication response to tumor necrosis factor defense response to Gram-positive bacterium	protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome intracellular membraneless organelle chromatin chromosome intracellular organelle cellular anatomical structure organelle membraneless organelle membrane-bounded organelle nucleus membrane-enclosed lumen protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome intracellular membraneless organelle chromatin chromosome intracellular organelle cellular anatomical structure organelle membraneless organelle membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
I	DNA (132-MER)	-	-	-
J	DNA (127-MER)	-	-	-
K	Isoform C of Bromodomain-containing protein 4	p53 binding protein binding binding RNA polymerase binding RNA polymerase II complex binding RNA polymerase II C-terminal domain binding RNA polymerase core enzyme binding enzyme binding histone H4K12ac reader activity histone reader activity histone H4 reader activity chromatin-protein adaptor activity protein-macromolecule adaptor activity molecular adaptor activity p53 binding protein binding binding RNA polymerase binding RNA polymerase II complex binding RNA polymerase II C-terminal domain binding RNA polymerase core enzyme binding enzyme binding histone H4K12ac reader activity histone reader activity histone H4 reader activity chromatin-protein adaptor activity protein-macromolecule adaptor activity molecular adaptor activity histone binding DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding double-stranded DNA binding nucleic acid binding transcription regulatory region nucleic acid binding histone H4K5ac reader activity histone H4K8ac reader activity transcription regulator activity transcription coregulator activity chromatin binding histone H3 reader activity histone H3K27ac reader activity transcription coactivator activity histone H4K16ac reader activity histone H3K9ac reader activity protein serine/threonine kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups protein-containing complex binding P-TEFb complex binding RNA polymerase II CTD heptapeptide repeat modifying activity RNA polymerase II CTD heptapeptide repeat kinase activity	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process positive regulation of cell communication regulation of cellular process positive regulation of signal transduction positive regulation of canonical NF-kappaB signal transduction signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process positive regulation of cell communication regulation of cellular process positive regulation of signal transduction positive regulation of canonical NF-kappaB signal transduction signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette signal transduction positive regulation of cellular process regulation of biological process regulation of signaling biological regulation positive regulation of intracellular signal transduction canonical NF-kappaB signal transduction regulation of response to stimulus regulation of cell communication regulation of canonical NF-kappaB signal transduction positive regulation of signaling 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 biosynthetic process metabolic process macromolecule metabolic process adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains regulation of alpha-beta T cell activation regulation of leukocyte activation regulation of cell activation positive regulation of T cell differentiation regulation of cell development multicellular organism development positive regulation of immune response T cell activation cell differentiation regulation of T-helper cell differentiation alpha-beta T cell activation regulation of immune system process positive regulation of CD4-positive, alpha-beta T cell differentiation immune response T-helper cell differentiation alpha-beta T cell lineage commitment positive regulation of cell development immune effector process regulation of leukocyte cell-cell adhesion T-helper 17 cell differentiation cell fate commitment CD4-positive or CD8-positive, alpha-beta T cell lineage commitment positive regulation of alpha-beta T cell differentiation regulation of developmental process positive regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains cell development positive regulation of leukocyte cell-cell adhesion CD4-positive, alpha-beta T cell differentiation positive regulation of T-helper 17 cell differentiation positive regulation of T-helper cell differentiation positive regulation of cell-cell adhesion regulation of T cell differentiation positive regulation of lymphocyte activation alpha-beta T cell differentiation T cell activation involved in immune response positive regulation of cell differentiation leukocyte activation involved in immune response positive regulation of immune effector process regulation of cell-cell adhesion regulation of T-helper 17 cell differentiation hemopoiesis regulation of cell adhesion cell activation positive regulation of T-helper 17 type immune response regulation of CD4-positive, alpha-beta T cell activation immune system process regulation of lymphocyte activation regulation of immune effector process multicellular organismal process regulation of leukocyte differentiation mononuclear cell differentiation regulation of cell differentiation lymphocyte differentiation cell activation involved in immune response positive regulation of developmental process positive regulation of cell activation positive regulation of T-helper 17 cell lineage commitment anatomical structure development positive regulation of leukocyte activation T cell differentiation positive regulation of adaptive immune response CD4-positive, alpha-beta T cell lineage commitment positive regulation of immune system process developmental process positive regulation of T cell activation regulation of adaptive immune response T-helper cell lineage commitment T-helper 17 cell lineage commitment positive regulation of alpha-beta T cell activation regulation of immune response positive regulation of multicellular organismal process leukocyte differentiation cellular developmental process regulation of CD4-positive, alpha-beta T cell differentiation regulation of alpha-beta T cell differentiation lymphocyte activation leukocyte cell-cell adhesion leukocyte activation positive regulation of CD4-positive, alpha-beta T cell activation cell adhesion regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains cell-cell adhesion alpha-beta T cell activation involved in immune response positive regulation of hemopoiesis CD4-positive, alpha-beta T cell activation regulation of multicellular organismal process lymphocyte activation involved in immune response positive regulation of cell fate commitment regulation of lymphocyte differentiation regulation of multicellular organismal development regulation of T-helper 17 cell lineage commitment regulation of T-helper 17 type immune response regulation of cell fate commitment positive regulation of cell adhesion regulation of T cell activation T cell differentiation involved in immune response T cell lineage commitment adaptive immune response positive T cell selection regulation of hemopoiesis positive regulation of leukocyte differentiation T cell selection positive regulation of lymphocyte differentiation T-helper 17 type immune response regulation of cell cycle phase transition negative regulation of biological process regulation of cellular response to stress negative regulation of cell cycle regulation of cell cycle checkpoint negative regulation of cell cycle phase transition cell cycle regulation of cell cycle process DNA integrity checkpoint signaling negative regulation of DNA damage checkpoint negative regulation of cell cycle checkpoint DNA damage checkpoint signaling negative regulation of signaling negative regulation of intracellular signal transduction cell cycle phase transition negative regulation of cell communication regulation of response to stress negative regulation of cellular process positive regulation of cell cycle process regulation of cell cycle cell cycle process negative regulation of response to stimulus negative regulation of cell cycle process negative regulation of signal transduction positive regulation of cell cycle cell cycle checkpoint signaling positive regulation of cell cycle phase transition signal transduction in response to DNA damage regulation of DNA damage checkpoint regulation of defense response regulation of response to external stimulus defense response regulation of inflammatory response response to external stimulus inflammatory response positive regulation of DNA-templated transcription positive regulation of macromolecule biosynthetic process regulation of primary metabolic process positive regulation of metabolic process regulation of RNA metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of macromolecule metabolic process positive regulation of RNA metabolic process regulation of gene expression positive regulation of RNA biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process biological process involved in interspecies interaction between organisms host-mediated suppression of viral proces host-mediated perturbation of viral transcription host-mediated suppression of viral transcription host-mediated perturbation of viral process modulation of process of another organism host-mediated perturbation of symbiont process transcription by RNA polymerase II regulation of transcription by RNA polymerase II transcription elongation by RNA polymerase II positive regulation of transcription elongation by RNA polymerase II positive regulation of DNA-templated transcription, elongation regulation of DNA-templated transcription elongation regulation of transcription elongation by RNA polymerase II positive regulation of transcription by RNA polymerase II DNA-templated transcription elongation G2/M transition of mitotic cell cycle mitotic cell cycle regulation of mitotic cell cycle positive regulation of mitotic cell cycle phase transition positive regulation of mitotic cell cycle cell cycle G2/M phase transition positive regulation of G2/M transition of mitotic cell cycle regulation of G2/M transition of mitotic cell cycle regulation of cell cycle G2/M phase transition positive regulation of cell cycle G2/M phase transition regulation of mitotic cell cycle phase transition mitotic cell cycle process mitotic cell cycle phase transition cellular component organization chromatin organization chromatin remodeling cellular component organization or biogenesis	membrane-bounded organelle condensed nuclear chromosome intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle nuclear chromosome chromosome intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membrane-bounded organelle condensed nuclear chromosome intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle nuclear chromosome chromosome intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle condensed chromosome nuclear lumen nucleoplasm chromatin
A, E	Histone H3	DNA binding protein-containing complex binding binding chromatin binding nucleic acid binding nucleosome binding nucleosomal DNA binding chromatin DNA binding protein heterodimerization activity protein binding protein dimerization activity structural molecule activity structural constituent of chromatin	regulation of cellular process negative regulation of biological process cellular component organization cellular component biogenesis cellular component assembly chromatin organization negative regulation of cellular process chromatin remodeling cellular component organization or biogenesis negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process heterochromatin formation epigenetic regulation of gene expression regulation of cellular process negative regulation of biological process cellular component organization cellular component biogenesis cellular component assembly chromatin organization negative regulation of cellular process chromatin remodeling cellular component organization or biogenesis negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process heterochromatin formation epigenetic regulation of gene expression negative regulation of metabolic process biological regulation heterochromatin organization regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process cellular process negative regulation of gene expression, epigenetic regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process	protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome intracellular membraneless organelle chromatin chromosome intracellular organelle cellular anatomical structure organelle membraneless organelle membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, F	IPR009072	Histone-fold	Homologous Superfamily
B, F	IPR001951	Histone H4	Family
B, F	IPR035425	CENP-T/Histone H4, histone fold	Domain
B, F	IPR019809	Histone H4, conserved site	Conserved Site
B, F	IPR004823	TATA box binding protein associated factor (TAF), histone-like fold domain	Domain
C, G	IPR009072	Histone-fold	Homologous Superfamily
C, G	IPR002119	Histone H2A	Family
C, G	IPR007125	Core Histone H2A/H2B/H3 domain	Domain
C, G	IPR032454	Histone H2A, C-terminal domain	Domain
C, G	IPR032458	Histone H2A conserved site	Conserved Site
D, H	IPR009072	Histone-fold	Homologous Superfamily
D, H	IPR000558	Histone H2B	Family
D, H	IPR007125	Core Histone H2A/H2B/H3 domain	Domain
D, H	IPR055333	Histone H2B, conserved site	Conserved Site
K	IPR043508	Brdt, bromodomain, repeat I	Domain
K	IPR027353	NET domain	Domain
K	IPR043509	Brdt, bromodomain, repeat II	Domain
K	IPR018359	Bromodomain, conserved site	Conserved Site
K	IPR001487	Bromodomain	Domain
K	IPR050935	Bromodomain-containing chromatin reader	Family
K	IPR038336	NET domain superfamily	Homologous Superfamily
K	IPR031354	Bromodomain protein 4, C-terminal	Domain
K	IPR036427	Bromodomain-like superfamily	Homologous Superfamily
A, E	IPR009072	Histone-fold	Homologous Superfamily
A, E	IPR000164	Histone H3/CENP-A	Family
A, E	IPR007125	Core Histone H2A/H2B/H3 domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
C, G	: P04908	juvenile idiopathic arthritis pituitary cancer acute myeloid leukemia autism spectrum disorder hypertensive disorder lung adenocarcinoma medulloblastoma ovarian cancer psoriasis allergic rhinitis breast cancer invasive ductal breast carcinoma Juvenile psoriatic arthritis lung cancer non-small cell lung carcinoma juvenile idiopathic arthritis pituitary cancer acute myeloid leukemia autism spectrum disorder hypertensive disorder lung adenocarcinoma medulloblastoma ovarian cancer psoriasis allergic rhinitis breast cancer invasive ductal breast carcinoma Juvenile psoriatic arthritis lung cancer non-small cell lung carcinoma pancreatic intraductal papillary-mucinous carcinoma squamous cell lung carcinoma atypical teratoid rhabdoid tumor ductal breast carcinoma in situ lung carcinoma osteoarthritis
D, H	: P06899	autism spectrum disorder lung adenocarcinoma breast cancer schizophrenia endogenous depression
K	: O60885	osteosarcoma medulloblastoma glioblastoma melanotic medulloblastoma adult medulloblastoma thyroid adenoma alopecia prostate cancer Cornelia de Lange syndrome pulmonary hypertension giant cell glioblastoma hyperplasia malignant colon neoplasm medullomyoblastoma with myogenic differentiation autosomal dominant polycystic kidney disease osteosarcoma medulloblastoma glioblastoma melanotic medulloblastoma adult medulloblastoma thyroid adenoma alopecia prostate cancer Cornelia de Lange syndrome pulmonary hypertension giant cell glioblastoma hyperplasia malignant colon neoplasm medullomyoblastoma with myogenic differentiation autosomal dominant polycystic kidney disease childhood medulloblastoma thyroid gland carcinoma juvenile dermatomyositis mature T-cell and NK-cell non-Hodgkin lymphoma ovarian cancer polycystic kidney disease 2 androgenetic alopecia Post-essential thrombocythaemia myelofibrosis benign colon neoplasm primary myelofibrosis colonic neoplasm Cornelia de Lange syndrome 3 hematologic disease lung cancer nut midline carcinoma pancreatic ductal adenocarcinoma astrocytic tumor cancer desmoplastic/nodular medulloblastoma thyroid cancer tuberculosis plasma cell myeloma primary cutaneous T-cell lymphoma Cornelia de Lange syndrome 2 rheumatoid arthritis drug-induced liver injury

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
B, F	ALY	Parent Component: LYS : AA0055 : N6-acetyl-L-lysine MOD:00064
A, E	ALY	Parent Component: LYS : AA0055 , AA0055 : N6-acetyl-L-lysine MOD:00064 , N6-acetyl-L-lysine MOD:00064

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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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

36IU | pdb_000036iu

Cryo-EM structure of BRD4 BD1 with basic patch 1 bound to acetylated nucleosomes

External Resource: Annotation

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage

Pharos: Disease Associations Pharos Homepage Annotation

Protein Modification Annotation