Results 61 to 70 of about 712,331 (305)

Systematic validation of protein force fields against experimental data. [PDF]

open access: yesPLoS ONE, 2012
Molecular dynamics simulations provide a vehicle for capturing the structures, motions, and interactions of biological macromolecules in full atomic detail.
Kresten Lindorff-Larsen   +5 more
doaj   +1 more source

Sustainability effect of geogrid reinforced tire-shred sand mixtures on the load pressure-settlement response of shallow footing

open access: yesHeliyon, 2022
This study aims to observe the possibility of using tire shreds as sustainable waste materials by including a geogrid wrap-around sheet to improve the response of load-settlement of the sandy bed.
Hussein Ahmad
doaj   +1 more source

Arginine methylation as a regulatory ratchet in cancer: From substrate selection to malignant‐state stabilization

open access: yesMolecular Oncology, EarlyView.
Arginine methylation can be viewed as a persistence‐prone post‐translational modification regulated by a network of PRMTs. Competitive and compensatory interactions among PRMTs can redistribute methylation across substrate pools shaped by sequence, structural, spatial, and environmental layers, reinforcing RNA‐processing, chromatin, and signaling ...
So Hyun Kwon, Ji Min Lee
wiley   +1 more source

The Complexity of Folding Self-Folding Origami

open access: yesPhysical Review X, 2017
Why is it difficult to refold a previously folded sheet of paper? We show that even crease patterns with only one designed folding motion inevitably contain an exponential number of “distractor” folding branches accessible from a bifurcation at the flat ...
Menachem Stern   +2 more
doaj   +1 more source

Computational analyses decipher the primordial folding coding the 3D structure of the beetle horn

open access: yesScientific Reports, 2021
The beetle horn primordium is a complex and compactly folded epithelial sheet located beneath the larval cuticle. Only by unfolding the primordium can the complete 3D shape of the horn appear, suggesting that the morphology of beetle horns is encoded in ...
Keisuke Matsuda   +4 more
doaj   +1 more source

The crystal structure of the Borrelia burgdorferi nicotinamidase BBE22 resolves a long‐standing annotation error

open access: yesFEBS Open Bio, EarlyView.
The crystal structure of Borrelia burgdorferi nicotinamidase (PncA/BBE22) reveals the correct full‐length protein initiated from a non‐canonical AUU start codon. The structure validates previous biochemical findings and resolves a long‐standing annotation error, demonstrating that the truncated database sequence is structurally incompatible with the ...
Kalvis Brangulis
wiley   +1 more source

Development of Self‐Folded Corrugated Structures Using Automatic Origami Technique by Inkjet Printing

open access: yesAdvanced Intelligent Systems, 2022
The origami technique realizes unique mechanical properties of sheet materials without additional parts. Herein, a self‐folded corrugated structure (SCS) is developed based on the reinforcing properties of the origami technique. The corrugated structures
Yuki Fukatsu, Hiroki Shigemune
doaj   +1 more source

Characterization of heterologously expressed Fibril, a shape and motility determining cytoskeletal protein of the helical bacterium Spiroplasma

open access: yesiScience, 2022
Summary: Fibril is a constitutive filament-forming cytoskeletal protein of unidentified fold, exclusive to members of genus Spiroplasma. It is hypothesized to undergo conformational changes necessary to bring about Spiroplasma motility through changes in
Shrikant Harne, Pananghat Gayathri
doaj   +1 more source

Modelling Impact Damage in Sandwich Structures with Folded Composite Cores [PDF]

open access: yes, 2010
The paper describes FE simulation methods for novel folded structural composite cores being developed for sandwich structures with enhanced performance for use in aircraft fuselage and wing primary structures.
Johnson, Alastair, Kilchert, Sebastian
core  

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

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