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Arthritogenic Alphavirus Capsid Protein

open access: yesLife, 2021
In the past two decades Old World and arthritogenic alphavirus have been responsible for epidemics of polyarthritis, causing high morbidity and becoming a major public health concern. The multifunctional arthritogenic alphavirus capsid protein is crucial
Shambhavi Rao, Adam Taylor
doaj   +4 more sources

HIV-1 infection regulates gene expression by altering alternative polyadenylation correlated with CPSF6 and CPSF5 redistribution [PDF]

open access: yesmBio
HIV-1 viral core transport to the nucleus, an early infection event, triggers the redistribution of cleavage and polyadenylation specificity factors (CPSF) 5 and CPSF6 to nuclear speckles, forming puncta-like structures.
Charlotte Luchsinger   +9 more
doaj   +2 more sources

Control of Capsid Transformations during Reovirus Entry

open access: yesViruses, 2021
Mammalian orthoreovirus (reovirus), a dsRNA virus with a multilayered capsid, serves as a model system for studying the entry of similar viruses. The outermost layer of this capsid undergoes processing to generate a metastable intermediate.
Stephanie L. Gummersheimer   +2 more
doaj   +1 more source

The Role of Capsid in HIV-1 Nuclear Entry

open access: yesViruses, 2021
HIV-1 can infect non-dividing cells. The nuclear envelope therefore represents a barrier that HIV-1 must traverse in order to gain access to the host cell chromatin for integration.
Anabel Guedán   +3 more
doaj   +1 more source

Performance of Affinity-Improved DARPin Targeting HIV Capsid Domain in Interference of Viral Progeny Production

open access: yesBiomolecules, 2021
Previously, a designed ankyrin repeat protein, AnkGAG1D4, was generated for intracellular targeting of the HIV-1 capsid domain. The efficiency was satisfactory in interfering with the HIV assembly process.
Kanokporn Sornsuwan   +7 more
doaj   +1 more source

Intranuclear Positions of HIV-1 Proviruses Are Dynamic and Do Not Correlate with Transcriptional Activity

open access: yesmBio, 2022
The relationship between spatiotemporal distribution of HIV-1 proviruses and their transcriptional activity is not well understood. To elucidate the intranuclear positions of transcriptionally active HIV-1 proviruses, we utilized an RNA fluorescence in ...
Ryan C. Burdick   +5 more
doaj   +1 more source

TRIM5α Restriction of HIV-1-N74D Viruses in Lymphocytes Is Caused by a Loss of Cyclophilin A Protection

open access: yesViruses, 2022
The core of HIV-1 viruses bearing the capsid change N74D (HIV-1-N74D) do not bind the human protein CPSF6. In primary human CD4+ T cells, HIV-1-N74D viruses exhibit an infectivity defect when compared to wild-type.
Anastasia Selyutina   +7 more
doaj   +1 more source

Hybrid Nanoassemblies from Viruses and DNA Nanostructures

open access: yesNanomaterials, 2021
Viruses are among the most intriguing nanostructures found in nature. Their atomically precise shapes and unique biological properties, especially in protecting and transferring genetic information, have enabled a plethora of biomedical applications.
Sofia Ojasalo   +4 more
doaj   +1 more source

Stephan Oroszlan and the Proteolytic Processing of Retroviral Proteins: Following A Pro

open access: yesViruses, 2021
Steve Oroszlan determined the sequences at the ends of virion proteins for a number of different retroviruses. This work led to the insight that the amino-terminal amino acid of the mature viral CA protein is always proline.
Ronald Swanstrom, Wesley I. Sundquist
doaj   +1 more source

HIV-1 Group M Capsid Amino Acid Variability: Implications for Sequence Quality Control of Genotypic Resistance Testing

open access: yesViruses, 2023
Background: With the approval of the HIV-1 capsid inhibitor, lenacapavir, capsid sequencing will be required for managing lenacapavir-experienced individuals with detectable viremia.
Kaiming Tao   +6 more
doaj   +1 more source

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