{"doi":"10.3390/genes13122390","title":"53BP1: Keeping It under Control, Even at a Distance from DNA Damage","abstract":"<jats:p>Double-strand breaks (DSBs) are toxic lesions that can be generated by exposure to genotoxic agents or during physiological processes, such as during V(D)J recombination. The repair of these DSBs is crucial to prevent genomic instability and to maintain cellular homeostasis. Two main pathways participate in repairing DSBs, namely, non-homologous end joining (NHEJ) and homologous recombination (HR). The P53-binding protein 1 (53BP1) plays a pivotal role in the choice of DSB repair mechanism, promotes checkpoint activation and preserves genome stability upon DSBs. By preventing DSB end resection, 53BP1 promotes NHEJ over HR. Nonetheless, the balance between DSB repair pathways remains crucial, as unscheduled NHEJ or HR events at different phases of the cell cycle may lead to genomic instability. Therefore, the recruitment of 53BP1 to chromatin is tightly regulated and has been widely studied. However, less is known about the mechanism regulating 53BP1 recruitment at a distance from the DNA damage. The present review focuses on the mechanism of 53BP1 recruitment to damage and on recent studies describing novel mechanisms keeping 53BP1 at a distance from DSBs.</jats:p>","journal":"Genes","year":2022,"id":595354,"datarank":0.5606504427425053,"base_score":3.7376696182833684,"endowment":3.7376696182833684,"self_citation_contribution":0.5606504427425053,"citation_network_contribution":0.0,"self_endowment_contribution":0.5606504427425053,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":41,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":null,"is_data_producer":false,"deposit_databanks":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":null,"fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":1524498,"name":"Simon Willaume","orcid":"0000-0003-3249-8272","position":1,"is_corresponding":false},{"id":216064,"name":"Pascale Bertrand","orcid":null,"position":2,"is_corresponding":false},{"id":216062,"name":"Emilie Rass","orcid":"0000-0003-4890-7771","position":0,"is_corresponding":false}],"reference_count":0,"raw_metadata":{"has_enrichment":true,"resolved":true,"title":"53BP1: Keeping It under Control, Even at a Distance from DNA Damage","abstract":"<jats:p>Double-strand breaks (DSBs) are toxic lesions that can be generated by exposure to genotoxic agents or during physiological processes, such as during V(D)J recombination. The repair of these DSBs is crucial to prevent genomic instability and to maintain cellular homeostasis. Two main pathways participate in repairing DSBs, namely, non-homologous end joining (NHEJ) and homologous recombination (HR). The P53-binding protein 1 (53BP1) plays a pivotal role in the choice of DSB repair mechanism, promotes checkpoint activation and preserves genome stability upon DSBs. By preventing DSB end resection, 53BP1 promotes NHEJ over HR. Nonetheless, the balance between DSB repair pathways remains crucial, as unscheduled NHEJ or HR events at different phases of the cell cycle may lead to genomic instability. Therefore, the recruitment of 53BP1 to chromatin is tightly regulated and has been widely studied. However, less is known about the mechanism regulating 53BP1 recruitment at a distance from the DNA damage. The present review focuses on the mechanism of 53BP1 recruitment to damage and on recent studies describing novel mechanisms keeping 53BP1 at a distance from DSBs.</jats:p>","is_dataset_classified":null,"base_score":3.7376696182833684,"endowment":3.7376696182833684,"datacite_reuse_total":0,"file_count":0,"downloads":0,"views":0,"has_version_chain":false,"is_dataset":false,"is_oa":false,"pmid":"36553657","pmcid":"PMC9778356","openalex_id":"https://openalex.org/W4311883794","authors":[],"funders":[{"funder_name":"Ligue Nationale Contre le Cancer (Haut-de-Seine committee)","grant_id":"V3-101","title":null},{"funder_name":"Ligue Nationale Contre le Cancer (Haut-de-Seine committee)","grant_id":"V3-103","title":null},{"funder_name":"Ligue Nationale Contre le Cancer (Haut-de-Seine committee)","grant_id":"ARF20151234948","title":null},{"funder_name":"Ligue Nationale Contre le Cancer (Haut-de-Seine committee)","grant_id":"ARCDOC42020020001535","title":null},{"funder_name":"Association for Research against Cancer (Fondation ARC)","grant_id":"","title":null},{"funder_name":"Université Paris-Saclay house funding (SGCSR unit)","grant_id":"","title":null},{"funder_name":"INSERM","grant_id":"","title":null},{"funder_name":"Université Paris Cité","grant_id":"","title":null},{"funder_name":"CEA Radiobiology Program","grant_id":"","title":null},{"funder_name":"Ligue Nationale Contre le Cancer (Haut-de-Seine committee)","grant_id":"","title":null},{"funder_name":"AT Europe Association","grant_id":"","title":null},{"funder_name":"CEA “Phare” fellowship","grant_id":"","title":null}],"total_grants":12,"fwci":2.9772,"citation_percentile":0.92877564,"influential_citations":0,"citation_trend":[{"year":2023,"count":7},{"year":2024,"count":19},{"year":2025,"count":10},{"year":2026,"count":5}],"oa_status":"gold","license":"cc-by","oa_locations":[{"url":"https://www.mdpi.com/2073-4425/13/12/2390/pdf?version=1671527884","host_type":"journal"},{"url":"https://www.mdpi.com/2073-4425/13/12/2390/pdf?version=1671527884","host_type":"publisher"},{"url":"https://www.mdpi.com/2073-4425/13/12/2390/pdf","host_type":"publisher"},{"url":"https://doi.org/10.3390/genes13122390","host_type":"journal"},{"url":"https://pubmed.ncbi.nlm.nih.gov/36553657","host_type":"repository"},{"url":"https://doaj.org/article/3a9a3603007746f0b6bd1a88715ce161","host_type":"repository"},{"url":"https://dx.doi.org/10.3390/genes13122390","host_type":"repository"},{"url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9778356","host_type":"repository"},{"url":"https://europepmc.org/articles/PMC9778356","host_type":"Europe_PMC"},{"url":"https://europepmc.org/articles/PMC9778356?pdf=render","host_type":"Europe_PMC"}],"fields_of_study":["DNA Repair Mechanisms","PARP inhibition in cancer therapy","CRISPR and Genetic Engineering"],"mesh_terms":["Chromatin","DNA Damage","Humans","Genomic Instability","DNA Breaks, Double-Stranded","DNA End-Joining Repair"],"keywords":["Genome instability","Homologous recombination","DNA repair","Chromatin","Non-homologous end joining","DNA damage","Cell biology","Biology","DNA","Genetics","BRCA1","53bp1","Lamins","Parp Inhibitors","Double-strand Break Repair","Shieldin"],"sdg_mappings":[],"linked_datasets":[],"clinical_trials":[],"software_tools":[],"database_accessions":[],"source":"live","citation_network_status":"fetched"},"created_at":"2026-07-27T17:16:51.259866Z","pmid":null,"pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}