Results 21 to 30 of about 935,615 (294)

Design of novel disturbing peptides against ACE2 SARS-CoV-2 spike-binding region by computational approaches

open access: yesFrontiers in Pharmacology, 2022
The SARS-CoV-2, the virus which is responsible for COVID-19 disease, employs its spike protein to recognize its receptor, angiotensin-converting enzyme 2 (ACE2), and subsequently enters the host cell. In this process, the receptor-binding domain (RBD) of
Sara Zareei   +3 more
doaj   +1 more source

Designing Collagen-Binding Peptide with Enhanced Properties Using Hydropathic Free Energy Predictions

open access: yesApplied Sciences, 2023
Collagen is fundamental to a vast diversity of health functions and potential therapeutics. Short peptides targeting collagen are attractive for designing modular systems for site-specific delivery of bioactive agents. Characterization of peptide–protein
Kyle Boone   +4 more
doaj   +1 more source

Peptide-Gold Nanoparticle Conjugates as Artificial Carbonic Anhydrase Mimics [PDF]

open access: yes, 2019
We herein describe the design and synthesis of a catalytically active peptide–gold nanoparticle conjugate (Pep-Au-NP) that binds Zn(II) within its peptide monolayer and develops carbonic anhydrase activity. Specifically, a modified variant of the β-sheet
Koksch, Beate, Mikolajczak, Dorian J.
core   +1 more source

Adaptive Peptide Design

open access: yesCHIMIA, 2013
Computer algorithms help in the identification and optimization of peptides with desired structure and function. We provide an overview of the current focus of our research group in this field, highlighting innovative methods for peptide representation and de novo peptide generation.
Schneider Gisbert   +6 more
openaire   +4 more sources

Ugi multicomponent reaction to prepare peptide–peptoid hybrid structures with diverse chemical functionalities [PDF]

open access: yes, 2018
Monodisperse sequenced peptides and peptoids present unique nano-structures based on their self-assembled secondary and tertiary structures. However, the generation of peptide and peptoid hybrid oligomers in a sequence-defined manner via Ugi ...
Azevedo, Helena S.   +12 more
core   +1 more source

Design of amyloidogenic peptide traps

open access: yesNature Chemical Biology, 2023
AbstractSegments of proteins with β-strand propensity can self associate to form amyloid fibrils associated with many diseases. These regions often adopt alternative structures in their folded states, or are intrinsically disordered in solution, making it difficult to generate binders or inhibitors with existing strategies.
Danny D. Sahtoe   +16 more
openaire   +4 more sources

What a Difference an Amino Acid Makes: An All-Atom Simulation Study of Nonameric Peptides in Inhibitory HLA-E/NKG2A/CD94 Immune Complexes

open access: yesFrontiers in Pharmacology, 2022
MHC class I antigen E (HLA-E), a ligand for the inhibitory NKG2A/CD94 receptor of the immune system, is responsible for evading the immune surveillance in several settings, including senescent cell accumulation and tumor persistence.
Eva Prašnikar   +4 more
doaj   +1 more source

Structural and biophysical analysis of important biomedical enzymes and nano-architectures [PDF]

open access: yes, 2008
Dopa decarboxylase (DDC) is an important enzyme in the catecholamine biosynthesis pathways. Catecholamines, e.g., dopamine, serotonin, etc. often are the major neuromodulators or neurotransmitters.
Chattopadhyay, Arundhati
core   +1 more source

Targeting of interleukin-10 receptor by a potential human interleukin-10 peptide efficiently blocks interleukin-10 pathway-dependent cell proliferation

open access: yesTzu Chi Medical Journal, 2020
Objective: Human interleukin-10 (IL-10) is a dimeric and pleiotropic cytokine that plays a crucial role in cellular immunoregulatory responses. As IL-10 binds to its receptors, IL-10Ra and IL-10Rb, it will suppress or induce the downstream cellular ...
Chun-Chun Chang   +5 more
doaj   +1 more source

Antimicrobial Peptide Modifications against Clinically Isolated Antibiotic-Resistant Salmonella

open access: yesMolecules, 2021
Antimicrobial peptides are promising molecules to address the global antibiotic resistance problem, however, optimization to achieve favorable potency and safety is required.
Suthee Mangmee   +4 more
doaj   +1 more source

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