Results 11 to 20 of about 3,891 (160)

A Kunitz-type peptide from Dendroaspis polylepis venom as a simultaneous inhibitor of serine and cysteine proteases

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2020
Background: Proteases play an important role for the proper physiological functions of the most diverse organisms. When unregulated, they are associated with several pathologies.
R. Kodama   +9 more
semanticscholar   +1 more source

In silico identification of potential natural product inhibitors of human proteases key to SARS-CoV-2 infection [PDF]

open access: yesMolecules 2020, 25(17), 3822, 2020
Presently, there are no approved drugs or vaccines to treat COVID-19 which has spread to over 200 countries and is responsible for over 3,65,000 deaths worldwide. Recent studies have shown that two human proteases, TMPRSS2 and cathepsin L, play a key role in host cell entry of SARS-CoV-2.
arxiv   +1 more source

Evolutionary Multi-Objective Design of SARS-CoV-2 Protease Inhibitor Candidates [PDF]

open access: yesLNCS 12270 (2020) 357-371, 2020
Computational drug design based on artificial intelligence is an emerging research area. At the time of writing this paper, the world suffers from an outbreak of the coronavirus SARS-CoV-2. A promising way to stop the virus replication is via protease inhibition.
arxiv   +1 more source

Serine protease inhibitor kunitz-type 2 is downregulated in myelodysplastic syndromes and modulates cell-cell adhesion.

open access: yesStem Cells and Development, 2014
Myelodysplastic syndromes (MDS) are clonal disorders involving hematopoietic stem cells (HSC) characterized by ineffective hematopoiesis. In addition to HSC defects, a defective hematopoiesis supporting capacity of mesenchymal stromal cells (MSCs) in the
F. M. Roversi   +12 more
semanticscholar   +1 more source

A Novel Framework Integrating AI Model and Enzymological Experiments Promotes Identification of SARS-CoV-2 3CL Protease Inhibitors and Activity-based Probe [PDF]

open access: yesBriefings in Bioinformatics, 2021, 2021
The identification of protein-ligand interaction plays a key role in biochemical research and drug discovery. Although deep learning has recently shown great promise in discovering new drugs, there remains a gap between deep learning-based and experimental approaches.
arxiv   +1 more source

Predictability of IL-28B-polymorphism on protease-inhibitor-based triple-therapy in chronic HCV-genotype-1 patients: A meta-analysis [PDF]

open access: yesWorld Journal of Hepatology, 6(10):759-765, 2014, 2014
AIM: To investigate the predictability of interleukin-28B single nucleotide polymorphism rs12979860 with respect to sustained virological response (SVR) in chronically hepatitis C virus (HCV) genotype-1 patients treated with a protease-inhibitor and pegylated interferon-$\alpha$ (Peg-INF-$\alpha$) based triple-therapy.
arxiv   +1 more source

The Immunomodulatory Effect of IrSPI, a Tick Salivary Gland Serine Protease Inhibitor Involved in Ixodes ricinus Tick Feeding

open access: yesbioRxiv, 2019
Ticks are strict hematophagous arthropods and are the most important vectors of pathogens affecting both domestic and wild animals worldwide. Moreover, they are second only to mosquitoes as vectors of human pathogens.
Adrien A Blisnick   +11 more
semanticscholar   +1 more source

Inhibition of an active zymogen protease: The zymogen form of matriptase is regulated by HAI‑1 and HAI‑2.

open access: yesBiochemical Journal, 2020
The membrane-bound serine protease matriptase belongs to a rare subset of serine proteases that display significant activity in the zymogen form. Matriptase is critically involved in epithelial differentiation and homeostasis, and insufficient regulation
Signe Skovbjerg   +9 more
semanticscholar   +1 more source

Fractional-order susceptible-infected model: definition and applications to the study of COVID-19 main protease [PDF]

open access: yes, 2020
We propose a model for the transmission of perturbations across the amino acids of a protein represented as an interaction network. The dynamics consists of a Susceptible-Infected (SI) model based on the Caputo fractional-order derivative. We find an upper bound to the analytical solution of this model which represents the worse-case scenario on the ...
arxiv   +1 more source

Structure of the recombinant BPTI/Kunitz-type inhibitor rShPI-1A from the marine invertebrate Stichodactyla helianthus.

open access: yesActa Crystallographica. Section F : Structural Biology and Crystallization Communications, 2012
The BPTI/Kunitz-type inhibitor family includes several extremely potent serine protease inhibitors. To date, the inhibitory mechanisms have only been studied for mammalian inhibitors. Here, the first crystal structure of a BPTI/Kunitz-type inhibitor from
R. García-Fernández   +8 more
semanticscholar   +1 more source

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