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四十年的真核生物 DNA 复制:从酵母遗传学到复制体的高分辨率冷冻电镜结构。

Four decades of Eukaryotic DNA replication: From yeast genetics to high-resolution cryo-EM structures of the replisome.

机构信息

Department of Molecular Biology & Genetics, Cornell University, Ithaca, NY 14853.

出版信息

Proc Natl Acad Sci U S A. 2024 Oct 15;121(42):e2415231121. doi: 10.1073/pnas.2415231121. Epub 2024 Oct 4.

DOI:10.1073/pnas.2415231121
PMID:39365830
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC11494305/
Abstract

I had my eyes set on DNA replication research when I took my first molecular biology course in graduate school. My election to the National Academy of Sciences came just when I was retiring from active research. It gives me an opportunity to reflect on my personal journey in eukaryotic DNA replication research, which started as a thought experiment and culminated in witnessing the determination of the cryoelectron microscopic structure of the yeast replisome in the act of transferring histone-encoded epigenetic information at the replication fork. I would like to dedicate this inaugural article to my talented trainees and valuable collaborators in gratitude for the joy they gave me in this journey. I also want to thank my mentors who instilled in me the purpose of science. I hope junior scientists will not be disheartened by the marathon nature of research, but mindful enough to integrate and pause for other equally fun and meaningful activities of life into the marathon.

摘要

当我在研究生院上第一门分子生物学课时,我就把目光投向了 DNA 复制研究。我当选为美国国家科学院院士正值我从活跃的研究中退休之时。这让我有机会回顾自己在真核 DNA 复制研究方面的个人历程,这个历程始于一个思想实验,最终见证了冷冻电子显微镜结构在复制叉处转移组蛋白编码表观遗传信息的酵母复制体的确定。我想将这篇首发文章献给我有才华的受训者和有价值的合作者,感谢他们在这段旅程中给我带来的快乐。我也要感谢我的导师,他们给了我科学的目的。我希望年轻的科学家不要因为研究的马拉松性质而灰心丧气,而是要足够明智,将同样有趣和有意义的生活活动融入到马拉松中。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/d7c8/11494305/6ec48c7d0899/pnas.2415231121fig02.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/d7c8/11494305/3c51a1e7ff64/pnas.2415231121fig01.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/d7c8/11494305/6ec48c7d0899/pnas.2415231121fig02.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/d7c8/11494305/3c51a1e7ff64/pnas.2415231121fig01.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/d7c8/11494305/6ec48c7d0899/pnas.2415231121fig02.jpg

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本文引用的文献

1
Unwinding of a eukaryotic origin of replication visualized by cryo-EM.冷冻电镜直观呈现真核复制起始点的解旋过程。
Nat Struct Mol Biol. 2024 Aug;31(8):1265-1276. doi: 10.1038/s41594-024-01280-z. Epub 2024 May 17.
2
Integrative analysis of DNA replication origins and ORC-/MCM-binding sites in human cells reveals a lack of overlap.人类细胞中 DNA 复制起点和 ORC-/MCM 结合位点的综合分析显示两者之间没有重叠。
Elife. 2024 Apr 3;12:RP89548. doi: 10.7554/eLife.89548.
3
Parental histone transfer caught at the replication fork.组蛋白从亲代到子代的转移发生在复制叉处。
Nature. 2024 Mar;627(8005):890-897. doi: 10.1038/s41586-024-07152-2. Epub 2024 Mar 6.
4
The Origin Recognition Complex: From Origin Selection to Replication Licensing in Yeast and Humans.复制起点识别复合体:从酵母和人类中的起点选择到复制许可
Biology (Basel). 2023 Dec 25;13(1):13. doi: 10.3390/biology13010013.
5
Mechanism of eukaryotic origin unwinding is a dual helicase DNA shearing process.真核生物解旋的机制是双链 DNA 解旋酶的剪切过程。
Proc Natl Acad Sci U S A. 2023 Dec 26;120(52):e2316466120. doi: 10.1073/pnas.2316466120. Epub 2023 Dec 18.
6
Synergism between CMG helicase and leading strand DNA polymerase at replication fork.CMG 解旋酶与复制叉处前导链 DNA 聚合酶的协同作用。
Nat Commun. 2023 Sep 20;14(1):5849. doi: 10.1038/s41467-023-41506-0.
7
How Pol α-primase is targeted to replisomes to prime eukaryotic DNA replication.聚α-引发酶如何靶向复制体以引发真核 DNA 复制。
Mol Cell. 2023 Aug 17;83(16):2911-2924.e16. doi: 10.1016/j.molcel.2023.06.035. Epub 2023 Jul 27.
8
Molecular choreography of primer synthesis by the eukaryotic Pol α-primase.真核 Pol α-引发酶合成引物的分子舞蹈。
Nat Commun. 2023 Jun 21;14(1):3697. doi: 10.1038/s41467-023-39441-1.
9
The human pre-replication complex is an open complex.人类复制前复合体是一种开放复合体。
Cell. 2023 Jan 5;186(1):98-111.e21. doi: 10.1016/j.cell.2022.12.008.
10
Structural basis of nucleosome disassembly and reassembly by RNAPII elongation complex with FACT.RNA 聚合酶 II 延伸复合物与 FACT 解组装和重新组装核小体的结构基础。
Science. 2022 Sep 9;377(6611):eabp9466. doi: 10.1126/science.abp9466. Epub 2022 Aug 18.