Results 31 to 40 of about 124,083 (150)

DNA display III. Solid-phase organic synthesis on unprotected DNA. [PDF]

open access: yesPLoS Biology, 2004
DNA-directed synthesis represents a powerful new tool for molecular discovery. Its ultimate utility, however, hinges upon the diversity of chemical reactions that can be executed in the presence of unprotected DNA.
David R Halpin   +3 more
doaj   +1 more source

Prevention of aspartimide formation during peptide synthesis using cyanosulfurylides as carboxylic acid-protecting groups

open access: yesNature Communications, 2020
Aspartimide formation is a frequently occurring problem during peptide synthesis. Here, the authors present cyanosulfurylides as a protection group that masks aspartic acid residues during solid phase peptide synthesis, thus preventing aspartimide ...
Kevin Neumann   +3 more
doaj   +1 more source

Heterocycles as a Peptidomimetic Scaffold: Solid-Phase Synthesis Strategies

open access: yesPharmaceuticals, 2021
Peptidomimetics are a privileged class of pharmacophores that exhibit improved physicochemical and biological properties. Solid-phase synthesis is a powerful tool for gaining rapid access to libraries of molecules from small molecules to biopolymers and ...
Aizhan Abdildinova   +2 more
doaj   +1 more source

Lanthanide-Mediated Dephosphorylation Used for Peptide Cleavage during Solid Phase Peptide Synthesis

open access: yesMolecules, 2013
Lanthanide(III) ions can accelerate the hydrolysis of phosphomonoesters and phosphodiesters in neutral aqueous solution. In this paper, lanthanide-mediated dephosphorylation has been applied in aqueous media as an orthogonal cleavage condition that can ...
Byunghee Yoo, Mark D. Pagel
doaj   +1 more source

Recent Reports of Solid-Phase Cyclohexapeptide Synthesis and Applications

open access: yesMolecules, 2018
Macrocyclic peptides are privileged scaffolds for drug development and constitute a significant portion of macrocyclic drugs on the market today in fields spanning from infectious disease to oncology.
Allan M. Prior   +3 more
doaj   +1 more source

Peptides, solid-phase synthesis and characterization: Tailor-made methodologies

open access: yesElectronic Journal of Biotechnology, 2023
Background: Solid-Phase Peptide Synthesis (SPPS) is a mature technique widely used in research and in production. There are different approaches that fulfill the diverse requirements, regarding the number, quantity and quality of peptides.
Fanny Guzmán   +6 more
doaj   +1 more source

Peptide synthesis: ball-milling, in solution, or on solid support, what is the best strategy?

open access: yesBeilstein Journal of Organic Chemistry, 2017
While presenting particularly interesting advantages, peptide synthesis by ball-milling was never compared to the two traditional strategies, namely peptide syntheses in solution and on solid support (solid-phase peptide synthesis, SPPS).
Ophélie Maurin   +5 more
doaj   +1 more source

A new method of N to C sequential ligation using thioacid capture ligation and native chemical ligation [PDF]

open access: yesRoyal Society Open Science, 2018
Sequential peptide ligation strategy becomes more and more important in large protein or long peptides chemical synthesis due to the limited peptide/protein size obtained by solid phase synthesis of individual peptides or even one-step peptide ligation ...
Wen Hou   +3 more
doaj   +1 more source

Synthesis of a Cyclooctapeptide, Cyclopurpuracin, and Evaluation of Its Antimicrobial Activity

open access: yesMolecules, 2023
Cyclopurpuracin is a cyclooctapeptide isolated from the methanol extract of Annona purpurea seeds with a sequence of cyclo-Gly-Phe-Ile-Gly-Ser-Pro-Val-Pro.
Rani Maharani   +9 more
doaj   +1 more source

Solid Phase Formylation of N-Terminus Peptides

open access: yesMolecules, 2016
Formylation of amino groups is a critical reaction involved in several biological processes including post-translational modification of histones. The addition of a formyl group (CHO) to the N-terminal end of a peptide chain generates biologically active
Anna Lucia Tornesello   +2 more
doaj   +1 more source

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