• 文献检索
  • 文档翻译
  • 深度研究
  • 学术资讯
  • Suppr Zotero 插件Zotero 插件
  • 邀请有礼
  • 套餐&价格
  • 历史记录
应用&插件
Suppr Zotero 插件Zotero 插件浏览器插件Mac 客户端Windows 客户端微信小程序
定价
高级版会员购买积分包购买API积分包
服务
文献检索文档翻译深度研究API 文档MCP 服务
关于我们
关于 Suppr公司介绍联系我们用户协议隐私条款
关注我们

Suppr 超能文献

核心技术专利:CN118964589B侵权必究
粤ICP备2023148730 号-1Suppr @ 2026

文献检索

告别复杂PubMed语法,用中文像聊天一样搜索,搜遍4000万医学文献。AI智能推荐,让科研检索更轻松。

立即免费搜索

文件翻译

保留排版,准确专业,支持PDF/Word/PPT等文件格式,支持 12+语言互译。

免费翻译文档

深度研究

AI帮你快速写综述,25分钟生成高质量综述,智能提取关键信息,辅助科研写作。

立即免费体验

结构特异性核酸内切酶:在冈崎片段成熟中的作用。

Structure-specific nucleases: role in Okazaki fragment maturation.

机构信息

Department of Cancer Genetics and Epigenetics, Beckman Research Institute of City of Hope, Duarte, CA 91010, USA.

Department of Cancer Genetics and Epigenetics, Beckman Research Institute of City of Hope, Duarte, CA 91010, USA.

出版信息

Trends Genet. 2022 Aug;38(8):793-796. doi: 10.1016/j.tig.2022.04.001. Epub 2022 Apr 28.

DOI:10.1016/j.tig.2022.04.001
PMID:35491358
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC9283310/
Abstract

Proper function of structure-specific nucleases is key for faithful Okazaki fragment maturation (OFM) process completion. Deregulation of such nucleases leads to aberrant OFM and causes a spectrum of mutations, some of which may confer survival outcomes under specific stresses and serve as attractive targets for therapeutic intervention in human cancers.

摘要

结构特异性核酸酶的正常功能对于忠实完成 Okazaki 片段成熟(OFM)过程至关重要。这些核酸酶的失调会导致异常的 OFM,并导致一系列突变,其中一些突变可能在特定应激下赋予生存结果,并成为人类癌症治疗干预的有吸引力的靶点。

相似文献

1
Structure-specific nucleases: role in Okazaki fragment maturation.结构特异性核酸内切酶:在冈崎片段成熟中的作用。
Trends Genet. 2022 Aug;38(8):793-796. doi: 10.1016/j.tig.2022.04.001. Epub 2022 Apr 28.
2
Okazaki fragment maturation: nucleases take centre stage.冈崎片段成熟:核酸酶崭露头角。
J Mol Cell Biol. 2011 Feb;3(1):23-30. doi: 10.1093/jmcb/mjq048.
3
Okazaki fragment maturation: DNA flap dynamics for cell proliferation and survival.冈崎片段成熟:促进细胞增殖和存活的 DNA 发夹动力学。
Trends Cell Biol. 2023 Mar;33(3):221-234. doi: 10.1016/j.tcb.2022.06.014. Epub 2022 Jul 22.
4
The roles of family B and D DNA polymerases in Thermococcus species 9°N Okazaki fragment maturation.嗜热栖热菌9°N冈崎片段成熟过程中B族和D族DNA聚合酶的作用
J Biol Chem. 2015 May 15;290(20):12514-22. doi: 10.1074/jbc.M115.638130. Epub 2015 Mar 26.
5
Pif1 helicase directs eukaryotic Okazaki fragments toward the two-nuclease cleavage pathway for primer removal.Pif1解旋酶引导真核冈崎片段走向双核酸酶切割途径以去除引物。
J Biol Chem. 2008 Oct 10;283(41):27483-27493. doi: 10.1074/jbc.M804550200. Epub 2008 Aug 9.
6
Dynamic DNA-bound PCNA complexes co-ordinate Okazaki fragment synthesis, processing and ligation.动态结合的 PCNA 复合物协调冈崎片段的合成、加工和连接。
J Mol Biol. 2020 Dec 4;432(24):166698. doi: 10.1016/j.jmb.2020.10.032. Epub 2020 Nov 4.
7
Processing of eukaryotic Okazaki fragments by redundant nucleases can be uncoupled from ongoing DNA replication in vivo.真核生物的 Okazaki 片段由冗余核酸酶进行加工,在体内可以与正在进行的 DNA 复制解耦。
Nucleic Acids Res. 2019 Feb 28;47(4):1814-1822. doi: 10.1093/nar/gky1242.
8
Direct Visualization of RNA-DNA Primer Removal from Okazaki Fragments Provides Support for Flap Cleavage and Exonucleolytic Pathways in Eukaryotic Cells.对冈崎片段中RNA-DNA引物去除的直接可视化支持了真核细胞中的瓣状切割和核酸外切酶途径。
J Biol Chem. 2017 Mar 24;292(12):4777-4788. doi: 10.1074/jbc.M116.758599. Epub 2017 Feb 3.
9
Polymerase dynamics at the eukaryotic DNA replication fork.真核生物DNA复制叉处的聚合酶动力学
J Biol Chem. 2009 Feb 13;284(7):4041-5. doi: 10.1074/jbc.R800062200. Epub 2008 Oct 3.
10
Reconstitution of eukaryotic lagging strand DNA replication.真核生物滞后链 DNA 复制的重组。
Methods. 2010 Jul;51(3):347-57. doi: 10.1016/j.ymeth.2010.02.017. Epub 2010 Feb 21.

引用本文的文献

1
Biological activity of Arabidopsis flap endonuclease 1 (FEN1) is modulated by nuclear factors that inhibit its aggregation.拟南芥瓣状核酸内切酶1(FEN1)的生物活性受到抑制其聚集的核因子的调节。
BMC Plant Biol. 2025 May 16;25(1):648. doi: 10.1186/s12870-025-06671-y.
2
R-loop control and mitochondrial genome stability require the 5'-3' exonuclease/flap endonuclease OEX1.R环控制和线粒体基因组稳定性需要5'-3'核酸外切酶/瓣状内切核酸酶OEX1。
Plant Cell. 2025 May 9;37(5). doi: 10.1093/plcell/koaf104.
3
DNA2 knockout aggravates cerebral ischemia/reperfusion injury by reducing postsynaptic Homer1a.

本文引用的文献

1
Error-prone, stress-induced 3' flap-based Okazaki fragment maturation supports cell survival.易错、应激诱导的基于 3' 襻的冈崎片段成熟支持细胞存活。
Science. 2021 Dec 3;374(6572):1252-1258. doi: 10.1126/science.abj1013. Epub 2021 Dec 2.
2
Daughter-strand gaps in DNA replication - substrates of lesion processing and initiators of distress signalling.DNA 复制中的母链冈崎片段——损伤处理的底物和应激信号的启动子。
DNA Repair (Amst). 2021 Sep;105:103163. doi: 10.1016/j.dnarep.2021.103163. Epub 2021 Jun 23.
3
RNA transcripts stimulate homologous recombination by forming DR-loops.
DNA2基因敲除通过减少突触后Homer1a蛋白加重脑缺血/再灌注损伤。
Zool Res. 2025 Jan 18;46(1):87-102. doi: 10.24272/j.issn.2095-8137.2024.269.
RNA 转录本通过形成 DR 环来刺激同源重组。
Nature. 2021 Jun;594(7862):283-288. doi: 10.1038/s41586-021-03538-8. Epub 2021 May 12.
4
Ubiquitinated-PCNA protects replication forks from DNA2-mediated degradation by regulating Okazaki fragment maturation and chromatin assembly.泛素化的 PCNA 通过调节冈崎片段成熟和染色质组装来保护复制叉免受 DNA2 介导的降解。
Nat Commun. 2020 May 1;11(1):2147. doi: 10.1038/s41467-020-16096-w.
5
The Importance of Poly(ADP-Ribose) Polymerase as a Sensor of Unligated Okazaki Fragments during DNA Replication.聚(ADP-核糖)聚合酶作为 DNA 复制过程中未连接的冈崎片段传感器的重要性。
Mol Cell. 2018 Jul 19;71(2):319-331.e3. doi: 10.1016/j.molcel.2018.06.004. Epub 2018 Jul 5.
6
CRISPR screens identify genomic ribonucleotides as a source of PARP-trapping lesions.CRISPR 筛选鉴定基因组核糖核苷酸为 PARP 捕获损伤的来源。
Nature. 2018 Jul;559(7713):285-289. doi: 10.1038/s41586-018-0291-z. Epub 2018 Jul 4.
7
hDNA2 nuclease/helicase promotes centromeric DNA replication and genome stability.hDNA2 核酸酶/解旋酶促进着丝粒 DNA 的复制和基因组的稳定性。
EMBO J. 2018 Jul 13;37(14). doi: 10.15252/embj.201796729. Epub 2018 May 17.
8
PARP1 and PARP2 stabilise replication forks at base excision repair intermediates through Fbh1-dependent Rad51 regulation.PARP1和PARP2通过Fbh1依赖的Rad51调控,在碱基切除修复中间体处稳定复制叉。
Nat Commun. 2018 Feb 21;9(1):746. doi: 10.1038/s41467-018-03159-2.
9
Multi-invasions Are Recombination Byproducts that Induce Chromosomal Rearrangements.多次入侵是诱导染色体重排的重组副产物。
Cell. 2017 Aug 10;170(4):760-773.e15. doi: 10.1016/j.cell.2017.06.052. Epub 2017 Aug 3.
10
Eukaryotic DNA Replication Fork.真核生物DNA复制叉
Annu Rev Biochem. 2017 Jun 20;86:417-438. doi: 10.1146/annurev-biochem-061516-044709. Epub 2017 Mar 1.