Results 21 to 30 of about 95,049 (250)

Mangiferin, an Anti-HIV-1 Agent Targeting Protease and Effective against Resistant Strains

open access: yesMolecules, 2011
The anti-HIV-1 activity of mangiferin was evaluated. Mangiferin can inhibit HIV-1ⅢB induced syncytium formation at non-cytotoxic concentrations, with a 50% effective concentration (EC50) at 16.90 μM and a therapeutic index (TI) above 140. Mangiferin also
Rui-Rui Wang   +6 more
doaj   +1 more source

CARD8 inflammasome activation during HIV-1 cell-to-cell transmission

open access: yeseLife
Our previous work demonstrated that CARD8 detects HIV-1 infection by sensing the enzymatic activity of the HIV protease, resulting in CARD8-dependent inflammasome activation (Kulsuptrakul et al., 2023).
Jessie Kulsuptrakul   +2 more
doaj   +1 more source

Analysis of the conformations of the HIV-1 protease from a large crystallographic data set

open access: yesData in Brief, 2017
The HIV-1 protease performs essential roles in viral maturation by processing specific cleavage sites in the Gag and Gag-Pol precursor polyproteins to release their mature forms.
Luigi Leonardo Palese
doaj   +1 more source

In silico prediction of mutant HIV-1 proteases cleaving a target sequence.

open access: yesPLoS ONE, 2014
HIV-1 protease represents an appealing system for directed enzyme re-design, since it has various different endogenous targets, a relatively simple structure and it is well studied. Recently Chaudhury and Gray (Structure (2009) 17: 1636-1648) published a
Jan H Jensen   +3 more
doaj   +1 more source

Prediction and molecular field view of drug resistance in HIV-1 protease mutants

open access: yesScientific Reports, 2022
Conquering the mutational drug resistance is a great challenge in anti-HIV drug development and therapy. Quantitatively predicting the mutational drug resistance in molecular level and elucidating the three dimensional structure-resistance relationships ...
Baifan Wang, Yinwu He, Xin Wen, Zhen Xi
doaj   +1 more source

The GB virus C (GBV-C) NS3 serine protease inhibits HIV-1 replication in a CD4+ T lymphocyte cell line without decreasing HIV receptor expression.

open access: yesPLoS ONE, 2012
IntroductionPersistent infection with GBV-C (GB Virus C), a non-pathogenic virus related to hepatitis C virus (HCV), prolongs survival in HIV infection. Two GBV-C proteins, NS5A and E2, have been shown previously to inhibit HIV replication in vitro.
Sarah L George   +3 more
doaj   +1 more source

Comparing the Performance of Molecular Docking Tools for HIV-1 Protease Inhibitors

open access: yesJournal of Advanced Engineering and Computation, 2023
Human immunodeficiency virus (HIV) continues to pose a significant public health threat worldwide, disproportionately affecting marginalized and vulnerable populations despite advancements in prevention and treatment.
Han Thi Ngoc Pham, Huong Thi Thu Phung
doaj   +1 more source

Subtype-Specific HIV-1 Protease and the Role of Hinge and Flap Dynamics in Drug Resistance: A Subtype C Narrative

open access: yesViruses
The HIV-1 aspartic protease is an effective target for the treatment of HIV/AIDS. Current therapy utilizes a selection of nine protease inhibitors (PIs) in combination with other classes of antiretroviral drugs.
Dean Sherry   +3 more
doaj   +1 more source

Identifying transcription factors controlling the basal expression of human MRP4 highlights a substantial role for Sp1

open access: yesFEBS Open Bio, EarlyView.
The MRP4 transporter exports several drugs and signaling molecules. Here, we identified key promoter elements regulating basal MRP4 expression. Using reporter assays, we defined a conserved region with essential Sp1 and contributory Ets sites, which controlled basal MRP4 expression.
Debora Singer   +7 more
wiley   +1 more source

Importin 7 mediates the nuclear import of HIV‐1 integrase via a specific interacting interface

open access: yesFEBS Open Bio, EarlyView.
HIV‐1 integrase enables viral DNA integration into the host genome. By binding to the core domain of the host protein Importin 7 via its C‐terminal domain, the integrase is transported across the nuclear membrane into the nucleus, where integration of the viral genome into host DNA takes place. This translocation is a critical step for subsequent viral
Juana Bana   +5 more
wiley   +1 more source

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