Results 61 to 70 of about 3,285,085 (303)

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

Nonreciprocal Spin Waves in Out‐of‐Plane Magnetized Coupled Waveguides Reconfigured by Domain Wall Displacements

open access: yesAdvanced Electronic Materials
Wave‐based platforms for unconventional computing require a controlled yet adjustable flow of wave information, integrated with non‐volatile data storage.
Hanadi Mortada   +4 more
doaj   +1 more source

Topological Edge States on Different Domain Walls of Two Opposed Helical Waveguide Arrays

open access: yesPhotonics, 2023
Floquet topological insulators (FTIs) have richer topological properties than static systems. In this work, we designed different domain wall (DW) structures consisting of a Floquet photonic lattice with opposite helical directions.
Junying Wang   +6 more
doaj   +1 more source

Domain-wall skyrmion chain and domain-wall bimerons in chiral magnets [PDF]

open access: yes
We construct domain-wall skyrmion chains and domain-wall bimerons in chiral magnets with an out-of-plane easy-axis anisotropy and without a Zeeman term coupling to a magnetic field.
Amari, Yuki   +2 more
core   +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

Gate-controlled skyrmion and domain wall chirality

open access: yesNature Communications, 2022
A major feature defining the motion of magnetic spin textures is the chirality or ’handedness’ of the spin texture, which in turn depends on the underlying material.
Charles-Elie Fillion   +16 more
doaj   +1 more source

Spacer Thickness and Temperature Dependences of the Interlayer Exchange Coupling in a Co/Pt/Co Three-Layer Structure

open access: yesMagnetochemistry, 2023
Domain wall mobility as a function of nonmagnetic interlayer thickness and temperature was studied in ultrathin exchange-coupled ferromagnetic layers using magneto-optic Kerr microscopy.
V. S. Gornakov   +3 more
doaj   +1 more source

DOMAIN WALL WORLD(S) [PDF]

open access: yesStrings 2000, 2001
Gravitational properties of domain walls in fundamental theory and their implications for the trapping of gravity are reviewed. In particular, the difficulties to embed gravity trapping configurations within gauged supergravity is reviewed and the status of the domain walls obtained via the breathing mode of sphere reduced Type IIB supergravity is ...
openaire   +3 more sources

Index theorem for domain walls [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2021
Abstract The paper is devoted to the discussion of index theorem for domain walls condition. We give an extension of the theorem to the case, when not only Yang–Mills connection components have a jump on some surface of co-dimension 1, but also components of a Riemannian connection, while a metric remains continuous.
openaire   +2 more sources

Lysyl oxidase (LOX)‐mediated remodeling of the extracellular matrix

open access: yesFEBS Letters, EarlyView.
The lysyl oxidase (LOX) family of enzymes drives extracellular matrix remodeling by oxidizing collagen, elastin, and fibronectin, promoting covalent cross‐link formation. This activity regulates tissue architecture and mechanical properties, while its dysregulation contributes to fibrosis, cardiovascular disease, glaucoma, connective tissue disorders ...
Fernando Rodríguez‐Pascual   +3 more
wiley   +1 more source

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