Annotations: 3AL3

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PTCB-BRCT	e3al3A5	A: a/b three-layered sandwiches	X: BRCT domain (From Topology)	H: BRCT domain (From Topology)	T: BRCT domain	F: PTCB-BRCT	ECOD (1.6)
A	BRCT_2_2	e3al3A6	A: a/b three-layered sandwiches	X: BRCT domain (From Topology)	H: BRCT domain (From Topology)	T: BRCT domain	F: BRCT_2_2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.10190	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	BRCT domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00533	BRCA1 C Terminus (BRCT) domain (BRCT)	BRCA1 C Terminus (BRCT) domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	DNA topoisomerase 2-binding protein 1	chromatin-protein adaptor activity protein-macromolecule adaptor activity molecular adaptor activity DNA binding binding organic cyclic compound binding nucleic acid binding enzyme regulator activity protein serine/threonine kinase activator activity kinase activator activity enzyme activator activity molecular function activator activity molecular function regulator activity protein kinase activator activity chromatin-protein adaptor activity protein-macromolecule adaptor activity molecular adaptor activity DNA binding binding organic cyclic compound binding nucleic acid binding enzyme regulator activity protein serine/threonine kinase activator activity kinase activator activity enzyme activator activity molecular function activator activity molecular function regulator activity protein kinase activator activity protein kinase regulator activity kinase regulator activity identical protein binding protein binding phosphorylation-dependent protein binding modification-dependent protein binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process regulation of cellular process regulation of cell cycle phase transition signaling G2/M transition of mitotic cell cycle negative regulation of biological process negative regulation of cell cycle cell cycle phase transition intracellular signal transduction cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process regulation of cellular process regulation of cell cycle phase transition signaling G2/M transition of mitotic cell cycle negative regulation of biological process negative regulation of cell cycle cell cycle phase transition intracellular signal transduction mitotic cell cycle negative regulation of mitotic cell cycle cell communication mitotic G2/M transition checkpoint regulation of mitotic cell cycle mitotic DNA integrity checkpoint signaling negative regulation of cellular process negative regulation of cell cycle phase transition signal transduction cell cycle DNA replication checkpoint signaling regulation of cell cycle cell cycle process cell cycle G2/M phase transition regulation of biological process mitotic DNA replication checkpoint signaling negative regulation of mitotic cell cycle phase transition regulation of G2/M transition of mitotic cell cycle regulation of cell cycle process biological regulation DNA integrity checkpoint signaling regulation of cell cycle G2/M phase transition negative regulation of cell cycle process cell cycle checkpoint signaling regulation of mitotic cell cycle phase transition mitotic cell cycle checkpoint signaling mitotic cell cycle process negative regulation of cell cycle G2/M phase transition negative regulation of G2/M transition of mitotic cell cycle mitotic cell cycle phase transition DNA-templated DNA replication DNA replication initiation primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process DNA replication organic substance metabolic process metabolic process macromolecule metabolic process double-strand break repair via classical nonhomologous end joining double-strand break repair double-strand break repair via nonhomologous end joining DNA repair cellular component organization organelle organization chromosome organization cellular component organization or biogenesis protein localization localization cellular localization protein localization to chromosome protein localization to organelle cellular macromolecule localization macromolecule localization protein localization to site of double-strand break homologous recombination DNA recombination response to ionizing radiation response to radiation response to abiotic stimulus DNA damage checkpoint signaling mitotic G2 DNA damage checkpoint signaling mitotic DNA damage checkpoint signaling signal transduction in response to DNA damage recombinational repair double-strand break repair via homologous recombination double-strand break repair via alternative nonhomologous end joining	intracellular organelle intracellular anatomical structure cytoskeleton spindle organelle intracellular non-membrane-bounded organelle spindle pole cellular anatomical entity microtubule cytoskeleton non-membrane-bounded organelle membrane-bounded organelle condensed nuclear chromosome nucleus membrane-enclosed lumen intracellular organelle intracellular anatomical structure cytoskeleton spindle organelle intracellular non-membrane-bounded organelle spindle pole cellular anatomical entity microtubule cytoskeleton non-membrane-bounded organelle membrane-bounded organelle condensed nuclear chromosome nucleus membrane-enclosed lumen nuclear chromosome chromosome intracellular membrane-bounded organelle intracellular organelle lumen organelle lumen condensed chromosome nuclear lumen actin cytoskeleton centrosome microtubule organizing center cell periphery plasma membrane membrane cytoplasm nucleoplasm protein-containing complex BRCA1-B complex nuclear protein-containing complex male germ cell nucleus germ cell nucleus site of double-strand break site of DNA damage nuclear body PML body
B	Peptide of Fanconi anemia group J protein	ATP-dependent activity, acting on DNA DNA helicase activity catalytic activity, acting on DNA 5'-3' DNA helicase activity catalytic activity, acting on a nucleic acid helicase activity catalytic activity ATP-dependent activity protein-containing complex binding chromatin binding binding iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding ATP-dependent activity, acting on DNA DNA helicase activity catalytic activity, acting on DNA 5'-3' DNA helicase activity catalytic activity, acting on a nucleic acid helicase activity catalytic activity ATP-dependent activity protein-containing complex binding chromatin binding binding iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding DNA binding nucleic acid binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity, acting on RNA RNA helicase activity ATP-dependent activity, acting on RNA cation binding metal ion binding	developmental process multicellular organismal process reproductive system development gonad development tube development reproductive process sex differentiation animal organ development developmental process involved in reproduction male gonad development male sex differentiation multicellular organism development development of primary male sexual characteristics development of primary sexual characteristics seminiferous tubule development developmental process multicellular organismal process reproductive system development gonad development tube development reproductive process sex differentiation animal organ development developmental process involved in reproduction male gonad development male sex differentiation multicellular organism development development of primary male sexual characteristics development of primary sexual characteristics seminiferous tubule development anatomical structure development reproductive structure development system development cellular response to stimulus response to stimulus primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process cellular response to stress DNA damage response response to stress protein-DNA covalent cross-linking repair metabolic process cellular process macromolecule metabolic process DNA repair meiotic chromosome segregation homologous recombination sexual reproduction meiotic cell cycle process cellular component organization cellular component biogenesis cellular component assembly meiosis I meiotic nuclear division cell cycle cellular component organization or biogenesis reciprocal homologous recombination chromosome segregation cell cycle process DNA recombination meiotic cell cycle organelle fission chiasma assembly chromosome organization reciprocal meiotic recombination chromosome organization involved in meiotic cell cycle nuclear division organelle organization meiosis I cell cycle process homologous chromosome pairing at meiosis nuclear chromosome segregation homologous chromosome segregation response to nutrient levels response to nutrient response to vitamin cellular response to nutrient levels cellular response to chemical stimulus cellular response to vitamin response to chemical cellular response to nutrient response to decreased oxygen levels cellular response to oxygen levels cellular response to hypoxia cellular response to decreased oxygen levels response to hypoxia response to oxygen levels response to abiotic stimulus response to toxic substance spermatid development spermatid differentiation cellular developmental process spermatogenesis multicellular organismal reproductive process cell development cellular process involved in reproduction in multicellular organism gamete generation male gamete generation cell differentiation germ cell development spermatogonial cell division cell division 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 nucleotide-excision repair cellular biosynthetic process RNA metabolic process regulation of primary metabolic process RNA biosynthetic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process transcription by RNA polymerase II organic substance biosynthetic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of transcription by RNA polymerase II regulation of biosynthetic process cellular metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process double-strand break repair negative regulation of cellular metabolic process negative regulation of macromolecule metabolic process negative regulation of metabolic process negative regulation of cellular biosynthetic process negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process double-strand break repair involved in meiotic recombination DNA double-strand break processing meiotic DNA double-strand break processing meiotic DNA double-strand break processing involved in reciprocal meiotic recombination DNA damage checkpoint signaling regulation of cell cycle phase transition signaling negative regulation of cell cycle cell cycle phase transition intracellular signal transduction cell communication negative regulation of cell cycle phase transition signal transduction regulation of cell cycle regulation of cell cycle process DNA integrity checkpoint signaling negative regulation of cell cycle process cell cycle checkpoint signaling signal transduction in response to DNA damage cellular response to nitrogen compound response to organic substance response to angiotensin response to endogenous stimulus response to organonitrogen compound response to peptide hormone response to oxygen-containing compound cellular response to peptide hormone stimulus cellular response to angiotensin response to nitrogen compound cellular response to oxygen-containing compound cellular response to endogenous stimulus cellular response to organonitrogen compound response to hormone cellular response to organic substance cellular response to hormone stimulus	membrane-bounded organelle intracellular anatomical structure nuclear membrane membrane nucleus cellular anatomical entity intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope organelle nuclear envelope organelle membrane cytoplasm membrane-bounded organelle intracellular anatomical structure nuclear membrane membrane nucleus cellular anatomical entity intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope organelle nuclear envelope organelle membrane cytoplasm membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen protein-containing complex BRCA1-B complex nuclear protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001357	BRCT domain	Domain
A	IPR036420	BRCT domain superfamily	Homologous Superfamily
A	IPR049542	DNA topoisomerase 2-binding protein 1-like, BRCT0 domain	Domain
A	IPR035960	Secretoglobin superfamily	Homologous Superfamily
A	IPR044737	TopBP1, first BRCT domain	Domain
B	IPR045028	Helicase superfamily 1/2, DinG/Rad3-like	Family
B	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
B	IPR014001	Helicase superfamily 1/2, ATP-binding domain	Domain
B	IPR006554	Helicase-like, DEXD box c2 type	Domain
B	IPR006555	ATP-dependent helicase, C-terminal	Domain
B	IPR010614	RAD3-like helicase, DEAD	Domain
B	IPR014013	Helicase superfamily 1/2, ATP-binding domain, DinG/Rad3-type	Domain
B	IPR013020	ATP-dependent helicase Rad3/Chl1-like	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q92547	B-cell chronic lymphocytic leukemia lymphoplasmacytic lymphoma medulloblastoma pancreatic intraductal papillary-mucinous neoplasm diabetes mellitus malignant colon neoplasm non-small cell lung carcinoma lung cancer malignant mesothelioma ovarian cancer
B	Pharos: Q9BX63	Fanconi anemia breast cancer ovarian cancer Fanconi anemia complementation group J ovarian carcinoma breast carcinoma Sjogren syndrome hematopoietic and lymphoid system neoplasm inherited aplastic anemia large cell medulloblastoma malignant ependymoma Malignant neoplasm of breast acute myeloid leukemia aplastic anemia non-small cell lung carcinoma Fanconi anemia breast cancer ovarian cancer Fanconi anemia complementation group J ovarian carcinoma breast carcinoma Sjogren syndrome hematopoietic and lymphoid system neoplasm inherited aplastic anemia large cell medulloblastoma malignant ependymoma Malignant neoplasm of breast acute myeloid leukemia aplastic anemia non-small cell lung carcinoma cancer ductal breast carcinoma in situ pancreatic intraductal papillary-mucinous neoplasm familial prostate carcinoma psoriasis glioblastoma Warsaw breakage syndrome hereditary breast carcinoma intellectual disability leukemia malignant glioma adrenal cortex carcinoma medulloblastoma atypical teratoid rhabdoid tumor osteosarcoma congenital anemia ovarian neoplasm head and neck cancer hereditary breast ovarian cancer syndrome invasive ductal breast carcinoma lung adenocarcinoma malignant mesothelioma anemia nasopharyngeal carcinoma breast adenocarcinoma neurofibromatosis type 1 pancreatic intraductal papillary-mucinous carcinoma esophageal atresia/tracheoesophageal fistula primitive neuroectodermal tumor

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
B	TPO	Parent Component: THR RESID: AA0038 PSI-MOD : O-phospho-L-threonine MOD:00047

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.