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http://conacyt.repositorioinstitucional.mx/jspui/handle/1000/4608
Structure of RNA-dependent RNA polymerase from 2019-nCoV, a major antiviral drug target | |
Yan Gao. Liming Yan. Yucen Huang. Fengjiang Liu. Yao Zhao. Lin Cao. Tao Wang. Qianqian Sun. Zhenhua Ming. Lianqi Zhang. Ji Ge. Litao Zheng. Ying Zhang. Haofeng Wang. Yan Zhu. Chen Zhu. Tianyu Hu. Tian Hua. Bing Zhang. Xiuna Yang. Jun Li. Haitao Yang. Zhijie Liu. Wenqing Xu. Luke W. Guddat. Quan Wang. Zhiyong Lou. Zihe Rao. | |
Acceso Abierto | |
Atribución-NoComercial-SinDerivadas | |
10.1101/2020.03.16.993386 | |
A novel coronavirus (2019-nCoV) outbreak has caused a global pandemic resulting in tens of thousands of infections and thousands of deaths worldwide. The RNA-dependent RNA polymerase (RdRp, also named nsp12), which catalyzes the synthesis of viral RNA, is a key component of coronaviral replication/transcription machinery and appears to be a primary target for the antiviral drug, remdesivir. Here we report the cryo-EM structure of 2019-nCoV full-length nsp12 in complex with cofactors nsp7 and nsp8 at a resolution of 2.9-[A]. Additional to the conserved architecture of the polymerase core of the viral polymerase family and a nidovirus RdRp-associated nucleotidyltransferase (NiRAN) domain featured in coronaviral RdRp, nsp12 possesses a newly identified {beta}-hairpin domain at its N-terminal. Key residues for viral replication and transcription are observed. A comparative analysis to show how remdesivir binds to this polymerase is also provided. This structure provides insight into the central component of coronaviral replication/transcription machinery and sheds light on the design of new antiviral therapeutics targeting viral RdRp. One Sentence SummaryStructure of 2019-nCov RNA polymerase. | |
www.biorxiv.org | |
2020 | |
Artículo | |
https://www.biorxiv.org/content/10.1101/2020.03.16.993386v2.full.pdf | |
Inglés | |
VIRUS RESPIRATORIOS | |
Aparece en las colecciones: | Artículos científicos |
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