Pharmacologic hyperstabilisation of the HIV-1 capsid lattice induces capsid failure

KMR Faysal, JC Walsh, N Renner, CL Márquez… - Elife, 2024 - elifesciences.org
The HIV-1 capsid has emerged as a tractable target for antiretroviral therapy. Lenacapavir,
developed by Gilead Sciences, is the first capsid-targeting drug approved for medical use …

HIV-1 capsid stability and reverse transcription are finely balanced to minimize sensing of reverse transcription products via the cGAS-STING pathway

JE Eschbach, M Puray-Chavez, S Mohammed, Q Wang… - Mbio, 2024 - Am Soc Microbiol
ABSTRACT A critical determinant for early post-entry events, the HIV-1 capsid (CA) protein
forms the conical core when it rearranges around the dimeric RNA genome and associated …

May I Help You with Your Coat? HIV-1 Capsid Uncoating and Reverse Transcription

L Arribas, L Menéndez-Arias, G Betancor - International Journal of …, 2024 - mdpi.com
The human immunodeficiency virus type 1 (HIV-1) capsid is a protein core formed by
multiple copies of the viral capsid (CA) protein. Inside the capsid, HIV-1 harbours all the viral …

Spatial resolution of HIV-1 post-entry steps in resting CD4 T cells

S Ananth, I Ambiel, S Schifferdecker, TG Müller… - Cell Reports, 2024 - cell.com
Resting CD4 T cells resist productive HIV-1 infection. The HIV-2/simian immunodeficiency
virus protein viral accessory protein X (Vpx) renders these cells permissive to infection …

Nanoscale Quantitative Imaging of Single Nuclear Pore Complexes by Scanning Electrochemical Microscopy

R Chen, P Pathirathna, RJ Balla, J Kim… - Analytical …, 2024 - ACS Publications
The nuclear pore complex (NPC) is a proteinaceous nanopore that solely and selectively
regulates the molecular transport between the cytoplasm and nucleus of a eukaryotic cell …

MX2 restricts HIV-1 and herpes simplex virus type 1 by forming cytoplasmic biomolecular condensates that mimic nuclear pore complexes

GD Moschonas, L Delhaye, R Cooreman, F Hüsers… - bioRxiv, 2023 - biorxiv.org
Summary Human myxovirus resistance 2 (MX2) can potently restrict HIV-1 and
herpesviruses at a post-entry step by a process that requires MX2 interaction with the …

Comparative analysis of retroviral Gag-host cell interactions: focus on the nuclear interactome

GS Lambert, BL Rice, RJK Maldonado, J Chang… - Retrovirology, 2024 - Springer
Retroviruses exploit host proteins to assemble and release virions from infected cells.
Previously, most studies focused on interacting partners of retroviral Gag proteins that …

Arg18 substitutions reveal the capacity of the HIV-1 capsid protein for non-fullerene assembly

RT Schirra, NFB dos Santos, BK Ganser-Pornillos… - Viruses, 2024 - mdpi.com
In the fullerene cone HIV-1 capsid, the central channels of the hexameric and pentameric
capsomers each contain a ring of arginine (Arg18) residues that perform essential roles in …

Crafty mimicry grants nuclear pore entry to HIV

K Lim, M Hazawa, RW Wong - Cell Host & Microbe, 2024 - Elsevier
The size of the nuclear pore should, in principle, prevent HIV-1 entry. However, HIV-1 capsid
is able to gain nuclear pore entry. In a recent issue of Nature, Fu et al. and Dickson et al …

[HTML][HTML] Channel width modulates the permeability of DNA origami based nuclear pore mimics

Q Feng, M Saladin, C Wu, E Cao, W Zheng, A Zhang… - bioRxiv, 2024 - ncbi.nlm.nih.gov
Nucleoporins (nups) in the central channel of nuclear pore complexes (NPCs) form a
selective barrier that suppresses the diffusion of most macromolecules while enabling rapid …