Results 31 to 40 of about 33,743 (304)

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

Protein engineering with unnatural amino acids

open access: yesCurrent Opinion in Structural Biology, 2013
Protein engineering has become an extensively used tool in many fields, allowing us to probe protein function, characterize proteins using a range of biophysical techniques, chemically modify proteins and improve protein function for medical and industrial applications.
Zhang, William   +2 more
openaire   +3 more sources

Synthesis of complex unnatural fluorine-containing amino acids [PDF]

open access: yesJournal of Fluorine Chemistry, 2020
The area of fluorinated amino acid synthesis has seen rapid growth over the past decade. As reports of singly fluorinated natural amino acid derivatives have grown, researchers have turned their attention to develop methodology to access complex proteinogenic examples.
William D.G. Brittain   +2 more
openaire   +3 more sources

A Gating Charge Transfer Center in Voltage Sensors [PDF]

open access: yes, 2010
Voltage sensors regulate the conformations of voltage-dependent ion channels and enzymes. Their nearly switchlike response as a function of membrane voltage comes from the movement of positively charged amino acids, arginine or lysine, across the ...
Dougherty, Dennis A.   +4 more
core   +2 more sources

Minimal genetically encoded tags for fluorescent protein labeling in living neurons

open access: yesNature Communications, 2022
Site-specific labelling of proteins can be performed with unnatural amino acids combined with bioorthogonal click chemistry. Here the authors establish this in living neurons, using neurofilament light chain; they show combination with CRISPR/Cas9 ...
Aleksandra Arsić   +4 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

Metal-responsive regulation of enzyme catalysis using genetically encoded chemical switches

open access: yesNature Communications, 2022
Dynamic control over protein function is a central challenge in synthetic biology. Here the authors present an integrated computational and experimental workflow for engineering reversible protein switches; metal-chelating unnatural amino acids ...
Yasmine S. Zubi   +7 more
doaj   +1 more source

Hachimoji DNA and RNA: A genetic system with eight building blocks [PDF]

open access: yes, 2019
Reported here are DNA and RNA-like systems built from eight (hachi-) nucleotide letters (-moji) that form four orthogonal pairs. This synthetic genetic biopolymer meets the structural requirements needed to support Darwinism, including a polyelectrolyte ...
Bates, Alison M.   +15 more
core   +1 more source

Site-specific incorporation of phosphotyrosine using an expanded genetic code. [PDF]

open access: yes, 2017
Access to phosphoproteins with stoichiometric and site-specific phosphorylation status is key to understanding the role of protein phosphorylation.
Allison Wong   +36 more
core   +1 more source

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