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题名

TRIM6 facilitates SARS-CoV-2 proliferation by catalyzing the K29-typed ubiquitination of NP to enhance the ability to bind viral genomes

作者
通讯作者Liu, Lei; Xu, Gang; Zhang, Zheng
发表日期
2024-03-01
DOI
发表期刊
ISSN
0146-6615
EISSN
1096-9071
卷号96期号:3
摘要
The Nucleocapsid Protein (NP) of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is not only the core structural protein required for viral packaging, but also participates in the regulation of viral replication, and its post-translational modifications such as phosphorylation have been shown to be an important strategy for regulating virus proliferation. Our previous work identified NP could be ubiquitinated, as confirmed by two independent studies. But the function of NP ubiquitination is currently unknown. In this study, we first pinpointed TRIM6 as the E3 ubiquitin ligase responsible for NP ubiquitination, binding to NP's CTD via its RING and B-box-CCD domains. TRIM6 promotes the K29-typed polyubiquitination of NP at K102, K347, and K361 residues, increasing its binding to viral genomic RNA. Consistently, functional experiments such as the use of the reverse genetic tool trVLP model and gene knockout of TRIM6 further confirmed that blocking the ubiquitination of NP by TRIM6 significantly inhibited the proliferation of SARS-CoV-2. Notably, the NP of coronavirus is relatively conserved, and the NP of SARS-CoV can also be ubiquitinated by TRIM6, indicating that NP could be a broad-spectrum anti-coronavirus target. These findings shed light on the intricate interaction between SARS-CoV-2 and the host, potentially opening new opportunities for COVID-19 therapeutic development.
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语种
英语
学校署名
第一 ; 通讯
资助项目
National Key Research and Development Program of China["2021YFA0910900","2021YFC2300100"] ; National Science Fund for Distinguished Young Scholars[82025022] ; National Natural Science Foundation of China["82151212","92369109"] ; China Postdoctoral Science Foundation[2023M731520] ; Guangdong Science and Technology Plan Project[2021B1212030010] ; Shenzhen Science and Technology Program[JCYJ20220818103017036] ; Natural Science Research Project of Anhui Educational Committee[2022AH030080]
WOS研究方向
Virology
WOS类目
Virology
WOS记录号
WOS:001275712800052
出版者
ESI学科分类
MICROBIOLOGY
来源库
Web of Science
引用统计
被引频次[WOS]:2
成果类型期刊论文
条目标识符http://sustech.caswiz.com/handle/2SGJ60CL/804691
专题南方科技大学医学院
南方科技大学第一附属医院
南方科技大学第二附属医院
作者单位
1.Southern Univ Sci & Technol, Shenzhen Peoples Hosp 3, Inst Hepatol,Affiliated Hosp 2, Sch Med,Natl Clin Res Ctr Infect Dis, Shenzhen, Guangdong, Peoples R China
2.Guangzhou Med Univ, Guangzhou Lab, Guangzhou, Peoples R China
3.Anhui Med Univ, Sch Basic Med Sci, Dept Microbiol, Hefei, Peoples R China
第一作者单位南方科技大学医学院;  南方科技大学第二附属医院;  南方科技大学第一附属医院
通讯作者单位南方科技大学医学院;  南方科技大学第二附属医院;  南方科技大学第一附属医院
第一作者的第一单位南方科技大学医学院;  南方科技大学第二附属医院;  南方科技大学第一附属医院
推荐引用方式
GB/T 7714
Zhou, Jian,Zhou, Yuzheng,Wei, Xia-Fei,et al. TRIM6 facilitates SARS-CoV-2 proliferation by catalyzing the K29-typed ubiquitination of NP to enhance the ability to bind viral genomes[J]. JOURNAL OF MEDICAL VIROLOGY,2024,96(3).
APA
Zhou, Jian.,Zhou, Yuzheng.,Wei, Xia-Fei.,Fan, Lujie.,Gao, Xiang.,...&Zhang, Zheng.(2024).TRIM6 facilitates SARS-CoV-2 proliferation by catalyzing the K29-typed ubiquitination of NP to enhance the ability to bind viral genomes.JOURNAL OF MEDICAL VIROLOGY,96(3).
MLA
Zhou, Jian,et al."TRIM6 facilitates SARS-CoV-2 proliferation by catalyzing the K29-typed ubiquitination of NP to enhance the ability to bind viral genomes".JOURNAL OF MEDICAL VIROLOGY 96.3(2024).
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