Results 41 to 50 of about 1,161,651 (341)

Efficient Incorporation of Unnatural Amino Acids into Proteins with a Robust Cell-Free System

open access: yesMethods and Protocols, 2019
Unnatural proteins are crucial biomacromolecules and have been widely applied in fundamental science, novel biopolymer materials, enzymes, and therapeutics.
Wei Gao, Ning Bu, Yuan Lu
doaj   +1 more source

Visualizing HCV Core Protein via Fluorescent Unnatural Amino Acid Incorporation

open access: yesProceedings, 2020
Introduction: Unnatural amino acids (UAAs) share the same basic structure as proteinogenic amino acids. However, UAAs permit additional functions and applications to proteins due to their different side chains.
Leah Jane Fitzgerald Curnew   +8 more
doaj   +1 more source

Recent advances in the synthesis and application of fluorescent α-amino acids [PDF]

open access: yes, 2016
Fluorescence spectroscopy has become a powerful technique for probing a range of complex biological processes including enzyme mechanisms and protein-protein interactions. While the application of this technique uses a number of strategies, many of these
Harkiss, Alexander, Sutherland, Andrew
core   +1 more source

Development of natural and unnatural amino acid delivery systems against hookworm infection

open access: yesPrecision Nanomedicine, 2020
Peptide-based vaccines consist of short antigen fragments derived from a specific pathogen. Alone, these peptide fragments are poorly or non-immunogenic; however, when incorporated into a proper delivery system, they can trigger strong immune responses.
Stacey Bartlett   +5 more
doaj   +1 more source

Tight Translational Control Using Site-Specific Unnatural Amino Acid Incorporation with Positive Feedback Gene Circuits.

open access: yesACS Synthetic Biology, 2018
Tight regulatory system for gene expression, which is ideally controlled by unnatural and bio-orthogonal substances, is a keystone for successful construction of synthetic gene circuits.
Y. Kato
semanticscholar   +1 more source

Chemoenzymatic synthesis of polypeptides containing the unnatural amino acid 2-aminoisobutyric acid.

open access: yesChemical Communications, 2017
Polypeptides containing 2-aminoisobutyric acid (Aib) units as an unnatural amino acid residue were synthesized by papain-catalyzed chemoenzymatic polymerization of a tripeptide ethyl ester l-Ala-Aib-l-Ala-OEt in an aqueous medium.
K. Tsuchiya, K. Numata
semanticscholar   +1 more source

Synthesis of Isothiocyanates Using DMT/NMM/TsO as a New Desulfurization Reagent

open access: yesMolecules, 2021
Thirty-three alkyl and aryl isothiocyanates, as well as isothiocyanate derivatives from esters of coded amino acids and from esters of unnatural amino acids (6-aminocaproic, 4-(aminomethyl)benzoic, and tranexamic acids), were synthesized with ...
Łukasz Janczewski   +2 more
doaj   +1 more source

Protein-based materials, toward a new level of structural control [PDF]

open access: yes, 2001
Through billions of years of evolution nature has created and refined structural proteins for a wide variety of specific purposes. Amino acid sequences and their associated folding patterns combine to create elastic, rigid or tough materials.
Tirrell, David A., van Hest, Jan C. M.
core   +1 more source

Electrostatic Contributions of Aromatic Residues in the Local Anesthetic Receptor of Voltage-Gated Sodium Channels [PDF]

open access: yes, 2008
Antiarrhythmics, anticonvulsants, and local anesthetics target voltage-gated sodium channels, decreasing excitability of nerve and muscle cells. Channel inhibition by members of this family of cationic, hydrophobic drugs relies on the presence of highly ...
Ahern, Christopher A.   +3 more
core   +2 more sources

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