Results 31 to 40 of about 3,038,180 (280)

Computationally designed high specificity inhibitors delineate the roles of BCL2 family proteins in cancer

open access: yeseLife, 2016
Many cancers overexpress one or more of the six human pro-survival BCL2 family proteins to evade apoptosis. To determine which BCL2 protein or proteins block apoptosis in different cancers, we computationally designed three-helix bundle protein ...
Stephanie Berger   +18 more
doaj   +1 more source

Biophysical property and broad anti-HIV activity of albuvirtide, a 3-maleimimidopropionic acid-modified peptide fusion inhibitor. [PDF]

open access: yesPLoS ONE, 2012
Albuvirtide (ABT) is a 3-maleimimidopropionic acid (MPA)-modified peptide HIV fusion inhibitor that can irreversibly conjugate to serum albumin. Previous studies demonstrated its in vivo long half-life and potent anti-HIV activity.
Huihui Chong   +6 more
doaj   +1 more source

Mechanism of Na+-dependent citrate transport from the structure of an asymmetrical CitS dimer

open access: yeseLife, 2015
The common human pathogen Salmonella enterica takes up citrate as a nutrient via the sodium symporter SeCitS. Uniquely, our 2.5 Å x-ray structure of the SeCitS dimer shows three different conformations of the active protomer.
David Wöhlert   +3 more
doaj   +1 more source

Six-helix bundle structure in the gp41 immunogens.

open access: yes, 2015
Indirect ELISA of the indicated gp41 immunogens using a monoclonal antibody specific for the six-helix bundle (NC-1)[76]. Positive control is a recombinant six-helix bundle (N34C28).
Indresh K. Srivastava (120023)   +12 more
core   +1 more source

N-Substituted Pyrrole Derivative 12m Inhibits HIV-1 Entry by Targeting Gp41 of HIV-1 Envelope Glycoprotein

open access: yesFrontiers in Pharmacology, 2019
The combination of three or more antiviral agents that act on different targets is known as highly active antiretroviral therapy (HAART), which is widely used to control HIV infection. However, because drug resistance and adverse effects occur after long-
Jiayin Qiu   +12 more
doaj   +1 more source

The Analogs of Furanyl Methylidene Rhodanine Exhibit Broad-Spectrum Inhibitory and Inactivating Activities against Enveloped Viruses, including SARS-CoV-2 and Its Variants

open access: yesViruses, 2022
In recent years, infectious diseases caused by viral infections have seriously endangered human health, especially COVID-19, caused by SARS-CoV-2, which continues to spread worldwide.
Jing Pu   +8 more
doaj   +1 more source

Six-Helix Bundle and Triangle DNA Origami Insulator-Based Dielectrophoresis

open access: yes, 2016
Self-assembled DNA nanostructures have large potential for nanoelectronic circuitry, targeted drug delivery, and intelligent sensing. Their applications require suitable methods for manipulation and nanoscale assembly as well as adequate concentration ...
Tzu-Chiao Chao (1876081)   +3 more
core   +4 more sources

Potent MERS-CoV Fusion Inhibitory Peptides Identified from HR2 Domain in Spike Protein of Bat Coronavirus HKU4

open access: yesViruses, 2019
The Middle East respiratory syndrome coronavirus (MERS-CoV) emerged in 2012 and caused continual outbreaks worldwide with high mortality. However, no effective anti-MERS-CoV drug is currently available.
Shuai Xia   +9 more
doaj   +1 more source

Six-Helix and Eight-Helix DNA Nanotubes Assembled From Half-Tubes

open access: yes, 2007
DMA nanotubes are cylinder-like structures formed from DNA double-helical molecules whose helix axes are fused at least twice by crossovers. It is potentially useful to use such tubes as sheaths around rodlike species that arise in biological systems and
Kuzuya, Akinori   +3 more
core   +1 more source

Three-helix-bundle protein in a Ramachandran model

open access: yes, 2000
We study the thermodynamic behavior of a model protein with 54 amino acids that forms a three-helix bundle in its native state. The model contains three types of amino acids and five to six atoms per amino acid and has the Ramachandran torsional angles ...
Irbäck, A,   +3 more
core   +1 more source

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