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Origin and Evolution of RNA-Dependent RNA Polymerase [PDF]

open access: yesFrontiers in Genetics, 2017
RNA-dependent RNA polymerases (RdRp) are very ancient enzymes and are essential for all viruses with RNA genomes. We reconstruct the origin and evolution of this polymerase since the initial stages of the origin of life. The origin of the RdRp was traced
Savio T. de Farias   +3 more
doaj   +4 more sources

Molecular Evolution of RNA-Dependent RNA Polymerase Region in Norovirus Genogroup I [PDF]

open access: yesViruses, 2023
Norovirus is the leading viral agent of gastroenteritis in humans. RNA-dependent RNA polymerase (RdRp) is essential in the replication of norovirus RNA. Here, we present a comprehensive evolutionary analysis of the norovirus GI RdRp gene.
Nan Zhou   +4 more
doaj   +2 more sources

Structure of the RNA-dependent RNA polymerase P2 from the cystovirus φ8 [PDF]

open access: yesScientific Reports
The replication of RNA viruses relies on the activity of RNA-dependent RNA polymerases (RdRps). Despite large variations in their genomic sequences, viral RdRps share a common architecture generally known as a closed right hand.
Merlyn Latimer-Smith   +7 more
doaj   +2 more sources

Identification of Benzothiophene-Derived Inhibitors of Flaviviruses by Targeting RNA-Dependent RNA Polymerase [PDF]

open access: yesViruses
Flaviviruses such as Dengue, West Nile, and Zika viruses are mosquito-borne RNA viruses that can cause serious diseases in humans. To develop effective drugs for treating these viruses’ infections, we create a new approach for developing common or shared
Leah Liu Wang   +9 more
doaj   +2 more sources

Pre-piRNA trimming safeguards piRNAs against erroneous targeting by RNA-dependent RNA polymerase [PDF]

open access: yesCell Reports
Summary: The Piwi/Piwi-interacting RNA (piRNA) pathway protects genome integrity in animal germ lines. Maturation of piRNAs involves nucleolytic processing at both 5′ and 3′ ends.
Benjamin Pastore   +2 more
doaj   +2 more sources

Computational Study of SARS-CoV-2 RNA Dependent RNA Polymerase Allosteric Site Inhibition

open access: yesMolecules, 2021
The COVID-19 pandemic has caused millions of fatalities since 2019. Despite the availability of vaccines for this disease, new strains are causing rapid ailment and are a continuous threat to vaccine efficacy.
Shah Faisal   +6 more
doaj   +1 more source

Polyphenols as Potential Inhibitors of SARS-CoV-2 RNA Dependent RNA Polymerase (RdRp)

open access: yesMolecules, 2021
An increasing number of studies have demonstrated the antiviral nature of polyphenols, and many polyphenols have been proposed to inhibit SARS-CoV or SARS-CoV-2.
Yifei Wu   +10 more
doaj   +1 more source

Identification of 6ω-cyclohexyl-2-(phenylamino carbonylmethylthio)pyrimidin-4(3H)-ones targeting the ZIKV NS5 RNA dependent RNA polymerase

open access: yesFrontiers in Chemistry, 2022
Zika virus (ZIKV), a mosquito-borne flavivirus, is a global health concern because of its association with severe neurological disorders such as neonatal microcephaly and adult Guillain-Barre syndrome.
Guang-Feng Zhou   +15 more
doaj   +1 more source

Reticulocyte RNA-Dependent RNA Polymerase [PDF]

open access: yesProceedings of the National Academy of Sciences, 1973
A cytoplasmic, microsomal bound RNA-dependent RNA polymerase has been purified 2500-fold from rabbit reticulocyte lysates. The synthesis of RNA with the purified enzyme is absolutely dependent on the addition of an RNA template. The best template is hemoglobin messenger RNA, while bacteriophage RNA and poly(A,G) are less active, and DNA is completely ...
Antero G. So   +3 more
openaire   +3 more sources

The Rna-Dependent RNA Polymerase of the Influenza a Virus [PDF]

open access: yesFuture Virology, 2014
The influenza A virus causes a highly contagious respiratory disease that significantly impacts our economy and health. Its replication and transcription is catalyzed by the viral RNA polymerase. This enzyme is also crucial for the virus, because it is involved in the adaptation of zoonotic strains.
Stubbs, T, te Velthuis, A
openaire   +3 more sources

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