Results 41 to 50 of about 151,947 (199)

Visualizing HIV-1 Capsid and Its Interactions with Antivirals and Host Factors

open access: yesViruses, 2021
Understanding of the construction and function of the HIV capsid has advanced considerably in the last decade. This is due in large part to the development of more sophisticated structural techniques, particularly cryo-electron microscopy (cryoEM) and ...
Morganne Wilbourne, Peijun Zhang
doaj   +1 more source

Structures of L-BC virus and its open particle provide insight into Totivirus capsid assembly

open access: yesCommunications Biology, 2022
A 2.9 Å resolution structure of the L-BC virus provides insight into the contacts between capsid proteins and the mechanism of capsid assembly.
Danyil Grybchuk   +6 more
doaj   +1 more source

Production of FMDV virus-like particles by a SUMO fusion protein approach in Escherichia coli

open access: yesJournal of Biomedical Science, 2009
Virus-like particles (VLPs) are formed by the self-assembly of envelope and/or capsid proteins from many viruses. Some VLPs have been proven successful as vaccines, and others have recently found applications as carriers for foreign antigens or as ...
Liang Shu-Mei   +3 more
doaj   +1 more source

Intrinsically-disordered N-termini in human parechovirus 1 capsid proteins bind encapsidated RNA

open access: yesScientific Reports, 2018
Human parechoviruses (HPeV) are picornaviruses with a highly-ordered RNA genome contained within icosahedrally-symmetric capsids. Ordered RNA structures have recently been shown to interact with capsid proteins VP1 and VP3 and facilitate virus assembly ...
Shabih Shakeel   +5 more
doaj   +1 more source

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 capsid protein of human immunodeficiency virus: designing inhibitors of capsid assembly [PDF]

open access: yesThe FEBS Journal, 2009
The mature capsid of human immunodeficiency virus, HIV‐1, is formed by the assembly of copies of a capsid protein (CA). The C‐terminal domain of CA, CTD, is able to homodimerize and most of the dimerization interface is formed by a single α‐helix from each monomer.
openaire   +2 more sources

Diagnostic Potential of Parechovirus Capsid Proteins [PDF]

open access: yesJournal of Clinical Microbiology, 2003
ABSTRACT To study humoral and cellular immunity against human parechovirus type 1 (HPEV1), the viral capsid proteins VP0, VP1, and VP3 were expressed and purified as glutathione S -transferase (GST)-tagged recombinant proteins. The fusion proteins were used to raise antisera in rabbits.
Annu, Alho   +3 more
openaire   +2 more sources

The role of post-translational modifications in parvovirus life cycle

open access: yesFrontiers in Veterinary Science
Parvoviruses are a group of single-stranded DNA viruses that lack an envelope and are widely distributed in both vertebrates and invertebrates. When they infect a host cell, parvoviruses take over the cell’s translational machinery to support the viral ...
Peng Liu, Liqin Yang
doaj   +1 more source

Capsid protein structure in Zika virus reveals the flavivirus assembly process

open access: yesNature Communications, 2020
The structure of flavivirus surface proteins has been elucidated, but the conformation of capsid proteins within particles is less clear. Here, the authors provide a subnanometer resolution structure of Zika virus capsid protein within the virus particle,
Ter Yong Tan   +11 more
doaj   +1 more source

Trypsin is associated with the rotavirus capsid and is activated by solubilization of outer capsid proteins

open access: yesJournal of General Virology, 2005
The rotavirus capsid is made up of three concentric protein layers. The outer layer, consisting of VP7 and VP4, is lost during virus entry into the host cell. Rotavirus field isolates can be adapted to high-titre growth in tissue culture by treatment with trypsin and by supplementing the culture medium with trypsin, which cleaves VP4 into two fragments,
Benureau, Yann   +4 more
openaire   +4 more sources

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