Results 11 to 20 of about 1,431 (214)

A Review on Development of Ceramic-Graphene Based Nanohybrid Composite Systems in Biological Applications

open access: yesFrontiers in Chemistry, 2021
Graphene-based nanocomposites constitute an interesting and promising material for various applications. Intensive progress in the development of this group of materials offers an opportunity to create new systems useful for drinking water ...
Michał Jakubczak   +1 more
doaj   +1 more source

Structural Transitions of Papain-like Cysteine Proteases: Implications for Sensor Development

open access: yesBiomimetics, 2023
The significant role of papain-like cysteine proteases, including papain, cathepsin L and SARS-CoV-2 PLpro, in biomedicine and biotechnology makes them interesting model systems for sensor development.
Srdjan Marković   +3 more
doaj   +1 more source

Constructing chemical stable 4-carboxyl-quinoline linked covalent organic frameworks via Doebner reaction for nanofiltration

open access: yesNature Communications, 2022
Covalent linkages are the key component of covalent organic frameworks (COFs) and the development of stable and functional linkages is essential to broaden their application prospects. Here, the authors report the synthesis of crystalline and ultrastable
Yongliang Yang   +5 more
doaj   +1 more source

Covalent lipid modifications of proteins [PDF]

open access: yesCurrent Biology, 2013
SummaryAttachment of lipophilic groups is a widespread modification that occurs on nearly 1,000 proteins of diverse structure and function. At least five different types of lipids can be covalently attached to proteins: fatty acids, isoprenoids, sterols, phospholipids, and glycosylphosphatidyl inositol (GPI) anchors.
openaire   +2 more sources

Nanoconfinement enabled non-covalently decorated MXene membranes for ion-sieving

open access: yesNature Communications, 2023
Covalent modification is commonly used to tune the channel size and functionality of 2D membranes. However, common synthesis strategies used to produce such modifications are known to disrupt the structure of the membranes.
Yuan Kang   +12 more
doaj   +1 more source

Regulation of G proteins by covalent modification [PDF]

open access: yesOncogene, 2001
Heterotrimeric G protein alpha,beta, and gamma subunits are subject to several kinds of co- and post-translational covalent modifications. Among those relevant to G protein-coupled receptor signaling in normal cell function are lipid modifications and phosphorylation. N-myristoylation is a co-translational modification occurring for members of the G(i)
C A, Chen, D R, Manning
openaire   +2 more sources

Covalent modification of platelet proteins by palmitate [PDF]

open access: yesBlood, 1989
Abstract Covalent attachment of fatty acid to proteins plays an important role in association of certain proteins with hydrophobic membrane structures. In platelets, the structure of many membrane glycoproteins (GPs) has been examined in detail, but the question of fatty acid acylation of platelet proteins has not been addressed. In this
L, Muszbek, M, Laposata
openaire   +3 more sources

Covalently immobilized chemically modified lysozyme as a sorbent for bacterial endotoxins (lipopolysaccharides)

open access: yesBiotechnology Reports, 2019
Chemical modification of lysozyme was carried out using benzaldehyde and anisaldehyde. It was shown that chemical modification affects only 1–2 amino groups of the protein molecule which does not prevent further covalent immobilization of lysozyme using ...
Pavel A. Levashov   +8 more
doaj   +1 more source

Sequencing covalent modifications of membrane proteins [PDF]

open access: yesJournal of Experimental Botany, 2006
A number of strategies have successfully extended plant proteomics into the bilayer domain. Important benefits can be afforded by including a well-resolved intact protein mass spectrum alongside peptide identification experiments; recent studies of thylakoid membranes have yielded new information on the primary structure and covalent post-translational
Julian P, Whitelegge   +5 more
openaire   +2 more sources

Technologies for Direct Detection of Covalent Protein–Drug Adducts

open access: yesPharmaceuticals, 2023
In the past two decades, drug candidates with a covalent binding mode have gained the interest of medicinal chemists, as several covalent anticancer drugs have successfully reached the clinic. As a covalent binding mode changes the relevant parameters to
Elma Mons   +2 more
doaj   +1 more source

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