Annotations: 26BE

X-ray crystal structure of human NBS1 FHA-BRCT1-BRCT2 domain

External Resource: Annotation

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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Nibrin	protein binding binding histone binding chromatin-protein adaptor activity protein-macromolecule adaptor activity molecular adaptor activity 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 protein binding binding histone binding chromatin-protein adaptor activity protein-macromolecule adaptor activity molecular adaptor activity 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 DNA binding damaged DNA binding nucleic acid binding transcription factor binding DNA-binding transcription factor binding phosphorylation-dependent protein binding modification-dependent protein binding	cellular response to stimulus telomere maintenance in response to DNA damage response to stimulus telomere organization chromosome organization primary metabolic process DNA metabolic process nucleic acid metabolic process telomere maintenance cellular component organization nucleobase-containing compound metabolic process organelle organization cellular response to stress DNA damage response response to stress cellular response to stimulus telomere maintenance in response to DNA damage response to stimulus telomere organization chromosome organization primary metabolic process DNA metabolic process nucleic acid metabolic process telomere maintenance cellular component organization nucleobase-containing compound metabolic process organelle organization cellular response to stress DNA damage response response to stress cellular process metabolic process cellular component organization or biogenesis macromolecule metabolic process double-strand break repair DNA double-strand break processing DNA repair localization protein localization to chromosome protein localization to organelle macromolecule localization protein localization to site of double-strand break intracellular protein localization homologous recombination DNA recombination developmental process multicellular organismal process developmental growth chordate embryonic development growth embryo development in utero embryonic development multicellular organism development embryo development ending in birth or egg hatching anatomical structure development blastocyst growth animal gross anatomical part developmental process blastocyst development formation of extrachromosomal circular DNA cellular component biogenesis cellular component assembly telomere maintenance via telomere trimming t-circle formation regulation of DNA recombination regulation of cellular process regulation of double-strand break repair regulation of cellular response to stress positive regulation of biological process positive regulation of double-strand break repair via homologous recombination regulation of primary metabolic process positive regulation of response to stimulus positive regulation of metabolic process positive regulation of DNA repair regulation of response to stress recombinational repair positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process double-strand break repair via homologous recombination positive regulation of cellular process positive regulation of DNA recombination regulation of biological process biological regulation regulation of macromolecule metabolic process positive regulation of double-strand break repair regulation of DNA repair regulation of double-strand break repair via homologous recombination positive regulation of DNA metabolic process regulation of response to stimulus regulation of metabolic process regulation of DNA metabolic process positive regulation of organelle organization regulation of telomere maintenance regulation of cellular component organization positive regulation of cellular component organization positive regulation of telomere maintenance regulation of chromosome organization regulation of organelle organization positive regulation of chromosome organization protection from non-homologous end joining at telomere telomere capping adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity B cell activation involved in immune response cell activation involved in immune response leukocyte mediated immunity somatic diversification of immune receptors somatic recombination of immunoglobulin genes involved in immune response system development immune response immune effector process somatic diversification of immunoglobulins biosynthetic process B cell mediated immunity isotype switching immune system development immunoglobulin production immunoglobulin production involved in immunoglobulin-mediated immune response somatic cell DNA recombination lymphocyte activation leukocyte activation somatic diversification of immunoglobulins involved in immune response somatic recombination of immunoglobulin gene segments leukocyte activation involved in immune response lymphocyte activation involved in immune response production of molecular mediator of immune response B cell activation cell activation gene expression macromolecule biosynthetic process immunoglobulin mediated immune response adaptive immune response immune system process somatic diversification of immune receptors via germline recombination within a single locus double-strand break repair via nonhomologous end joining double-strand break repair via alternative nonhomologous end joining 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 mitotic G2/M transition checkpoint cell communication regulation of mitotic cell cycle negative regulation of cellular process negative regulation of cell cycle phase transition signal transduction cell cycle regulation of cell cycle cell cycle process cell cycle G2/M phase transition negative regulation of mitotic cell cycle phase transition regulation of G2/M transition of mitotic cell cycle regulation of cell cycle process 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 negative regulation of telomere maintenance negative regulation of chromosome organization negative regulation of nucleobase-containing compound metabolic process negative regulation of macromolecule metabolic process negative regulation of cellular component organization negative regulation of metabolic process negative regulation of organelle organization negative regulation of telomere capping negative regulation of DNA metabolic process regulation of telomere capping DNA damage checkpoint signaling DNA integrity checkpoint signaling signal transduction in response to DNA damage chromatin organization chromatin remodeling R-loop processing telomeric 3' overhang formation DNA strand elongation regulation of DNA-templated DNA replication initiation DNA-templated DNA replication DNA replication initiation DNA replication regulation of DNA-templated DNA replication regulation of DNA replication DNA-templated DNA replication maintenance of fidelity DNA strand resection involved in replication fork processing replication fork processing mitotic G2 DNA damage checkpoint signaling mitotic DNA integrity checkpoint signaling mitotic DNA damage checkpoint signaling protein polyubiquitination protein K63-linked ubiquitination protein ubiquitination macromolecule modification protein metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal signal transduction by p53 class mediator DNA damage response, signal transduction by p53 class mediator	membrane-bounded organelle intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure BRCA1-C complex organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cytoplasm cytosol membraneless organelle intracellular membraneless organelle membrane-bounded organelle intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure BRCA1-C complex organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cytoplasm cytosol membraneless organelle intracellular membraneless organelle chromosome inclusion body nuclear inclusion body chromosome, telomeric region chromosomal region membrane-enclosed lumen nucleolus intracellular organelle lumen organelle lumen nuclear lumen nucleoplasm replication fork Mre11 complex site of double-strand break site of DNA damage nuclear body PML body

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR032429	Nibrin, second BRCT domain	Domain
A, B, C, D	IPR040227	Nibrin-related	Family
A, B, C, D	IPR013908	Nibrin, C-terminal	Domain
A, B, C, D	IPR043014	Nibrin, second BRCT domain superfamily	Homologous Superfamily
A, B, C, D	IPR001357	BRCT domain	Domain
A, B, C, D	IPR036420	BRCT domain superfamily	Homologous Superfamily
A, B, C, D	IPR008984	SMAD/FHA domain superfamily	Homologous Superfamily
A, B, C, D	IPR000253	Forkhead-associated (FHA) domain	Domain
A, B, C, D	IPR016592	Nibrin	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	: O60934	Nijmegen breakage syndrome prostate cancer aplastic anemia ovarian cancer breast cancer Neoplasm Recurrence, Local stomatitis lung cancer medulloblastoma cancer rhabdomyosarcoma Crohn disease ulcerative colitis familial prostate carcinoma hematopoietic and lymphoid system neoplasm Nijmegen breakage syndrome prostate cancer aplastic anemia ovarian cancer breast cancer Neoplasm Recurrence, Local stomatitis lung cancer medulloblastoma cancer rhabdomyosarcoma Crohn disease ulcerative colitis familial prostate carcinoma hematopoietic and lymphoid system neoplasm leukemia, acute lymphocytic, susceptibility to, 1 lymphoplasmacytic lymphoma microcephaly non-Hodgkin lymphoma pituitary cancer childhood acute lymphoblastic leukemia Sjogren syndrome gastric carcinoma hereditary breast carcinoma idiopathic aplastic anemia osteogenesis imperfecta plasma cell myeloma psoriasis congenital anemia Emery-Dreifuss muscular dystrophy glioma hereditary breast ovarian cancer syndrome intellectual disability