Results 71 to 80 of about 5,393,553 (301)

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

Determining an Efficient Solvent Extraction Parameters for Re-Refining of Waste Lubricating Oils [PDF]

open access: yesMehran University Research Journal of Engineering and Technology, 2012
Re-refining of vehicle waste lubricating oil by solvent extraction is one of the efficient and cheapest methods. Three extracting solvents MEK (Methyl-Ethyl-Ketone), 1-butanol, 2-propanol were determined experimentally for their performance based on ...
Hassan Ali Durrani   +2 more
doaj  

Determination of Solvent-Polymer and Polymer-Polymer Flory-Huggins Interaction Parameters for Poly(3-hexylthiophene) via Solvent Vapor Swelling

open access: yes, 2013
We report the use of solvent vapor swelling of ultrathin polymer films to determine Flory–Huggins solvent–polymer and polymer–polymer interaction parameters (χi–j) for poly(3-hexylthiophene) (P3HT) and polystyrene (PS) over a wide solvent composition ...
Toolan, Daniel T. W.; id_orcid   +4 more
core   +1 more source

Synergistic perspectives—How single‐molecule biophysics complement biochemical understanding

open access: yesFEBS Letters, EarlyView.
In this review, we discuss how ensemble biochemistry and single‐molecule approaches are complementary, outline commonly used single‐molecule techniques, and illustrate their relevance through two representative case studies: chromatin organization by SMC complexes and pathway choice during DNA double‐strand break repair.
Sara De Bragança   +2 more
wiley   +1 more source

Solvent Parameters from Computational Chemistry: A Possible Alternative to Experimental Solvent Parameters?

open access: yesJournal of Solution Chemistry
Abstract Previous studies have shown that solvent parameters strongly correlate with molecular properties derived from computational chemistry. Thus, for example, Kamlet and Taft’s β , Gutmann’s donor number and Catalan’s SB show ...
openaire   +1 more source

Solvent extraction 1990 : proceedings of the International Solvent Extraction Conference (ISEC '90) /

open access: yes, 1992
Solvent extraction is employed very widely in both fundamental research and technology because of the remarkable features of this simple but very effective technique for the separation of different materials.
Kusakabe, S.(Satoshi),   +2 more
core  

Determination of Solvent–Polymer and Polymer–Polymer Flory–Huggins Interaction Parameters for Poly(3-hexylthiophene) via Solvent Vapor Swelling

open access: yes, 2016
We report the use of solvent vapor swelling of ultrathin polymer films to determine Flory–Huggins solvent–polymer and polymer–polymer interaction parameters (χi–j) for poly­(3-hexylthiophene) (P3HT) and polystyrene (PS) over a wide solvent composition ...
Jonathan R. Howse (1495336)   +4 more
core   +1 more source

Structures of mycobacterial 3‐methylcrotonyl‐CoA carboxylase reveal carrier‐domain translocation between catalytic sites

open access: yesFEBS Letters, EarlyView.
Mycobacterial 3‐methylcrotonyl‐CoA carboxylase uses a mobile biotin‐carrying domain to shuttle a carboxyl group between two catalytic sites, enabling carboxylation of 3‐methylcrotonyl‐CoA during leucine breakdown. Cryo‐electron microscopy captures the carrier at both sites and reveals an inward loop movement that may prevent futile rebinding to the ...
Ajit Yadav   +2 more
wiley   +1 more source

Data-driven investigation of the solvent effect in Diels-Alder reaction

open access: yesCase Studies in Chemical and Environmental Engineering
The Diels-Alder (DA) reaction on 25 solvents was evaluated using in situ UV–Visible spectrophotometer. The solvent effect was investigated by using machine learning based on experimental data to identify key factors in the reaction.
Benny Wahyudianto   +4 more
doaj   +1 more source

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

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