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4篇 您的检索式:作者名="Ruchao Peng"
    题名 作者 年代 出处 被引量
1Alternate binding modes of anti-CRISPR viral suppressors AcrF1/2 to Csy surveillance complex revealed by cryo-EM structures显示文摘抗菌素编码 anti-CRISPR suppressors 抵抗他们的细菌的主人的 CRISPR/Cas 免疫,因此便于他们的幸存和复制。以前的研究显示出那二编码噬菌体的 anti-CRISPR 蛋白质, AcrF1 和 AcrF2,如果由由 Csy 监视建筑群阻止目标 DNA 识别的 Pseudomonas aeruginosa 的 CRISPR/Cas 系统,而是精确位于下面机制是未知的,压制类型。这里我们在场 Csy 建筑群一定的 AcrF1/2 的结构由 cryo 他们决定了单个粒子的重建。由结构的分析,我们发现 AcrF1 由防碍在 DNA 目标海滨和 crRNA 分隔符之间的基础配对禁止 Csy 建筑群的目标 DNA 识别。另外,当个别地工作或与 AcrF2 合作时, AcrF1 的多重拷贝与不同模式绑在 Csy 建筑群,它可能排除通过不同机制有约束力的目标 DNA。和以前的报告,我们为二 anti-CRISPR suppressors, AcrF1 和 AcrF2 提供一种全面工作情形,它由指向 Csy 监视建筑群的沉默 CRISPR/Cas 免疫。Ruchao Peng Ying Xu Tengfei Zhu Ningning Li Jianxun Qi Yan Chai Min Wu Xinzheng Zhang Yi Shi Peiyi Wang Jiawei Wang Ning Gao George Fu Gao 2017Cell Research2017,27,7:3
2Structural Basis of SARS-CoV-2 Polymerase Inhibition by Favipiravir显示文摘The outbreak of severe acute respiratory syndrome coronavirus 2(SARSCoV-2)has developed into an unprecedented global pandemic.Nucleoside analogs,such as Remdesivir and Favipiravir,can serve as the firstline broad-spectrum antiviral drugs by targeting the viral polymerases.However,the underlying mechanisms for the antiviral efficacies of these drugs are far from well understood.Here,we reveal that Favipiravir,as a pyrazine derivative,could be incorporated into the viral RNA products by mimicking both adenine and guanine nucleotides.This drug thus inhibits viral replication mainly by inducing mutations in progeny RNAs,different from Remdesivir or other RNA-terminating nucleoside analogs that impair the elongation of RNA products.We further determined the cryo-EM structure of Favipiravir bound to the replicating polymerase complex of SARSCoV-2 in the pre-catalytic state.This structure provides a missing snapshot for visualizing the catalysis dynamics of coronavirus polymerase,and reveals an unexpected base-pairing pattern between Favipiravir and pyrimidine residues that may explain its capacity for mimicking both adenine and guanine nucleotides.These findings shed light on the mechanism of coronavirus polymerase catalysis and provide a rational basis for developing antiviral drugs to combat the SARS-CoV-2 pandemic.Qi Peng Ruchao Peng Bin Yuan Min Wang Jingru Zhao Lifeng Fu Jianxun Qi Yi Shi 2021The Innovation2021,2,1:1
3In vitro assembly of Ebola virus nucleocapsidlike complex expressed in E. coil显示文摘Ruchao Peng Tengfei Zhu Babayemi Olawale Oladejo Abednego Moki Musyoki Yingzi Cui Yi Shi Peiyi Wang George Fu Gao 2016Protein & Cell2016,7,12:0
4Current knowledge of COVID-19:Advances,challenges and future perspectives显示文摘The pandemic of coronavirus disease 2019(COVID-19)has already evoked massive influence.The global pandemic has been ravaging the whole world for a year,with the number of confirmed human infection cases over 150 million and a death toll exceeding 3 million.Although the genomic sequence of the cognate pathogen SARS-CoV-2(severe acute respiratory syndrome coronavirus 2)has been quickly determined,there are still many unknown aspects,including the virus origin and evolution trend,and the effectiveness of current vaccines and drugs against the mutating virus.This review summarizes current knowledge and advances about COVID-19,including virus origin,transmission and infection,with the aim to improve the understanding of COVID-19 and provide a new perspective for future studies.Yuhan Wu Zhuobing Peng Yongxue Yan Jintao Hu Yalong Wang Xiaoyu Wang Ruchao Peng Daniel Watterson Yi Shi 2021Biosafety and Health2021,3,4:0
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