Results 51 to 60 of about 22,504 (264)

Feasibility, Safety, and Efficacy of Endovascular . Surgical Treatment of Unruptured Multi-Sac Intracranial Aneurysms in a Single-Center Retrospective Series [PDF]

open access: yesNeurointervention
Purpose Multi-sac aneurysms (MSAs) are not uncommon, but studies on their management are scarce. This study aims to evaluate and compare the feasibility, safety, and efficacy of MSAs treated with either clipping or coiling after interdisciplinary case ...
Lukas Goertz   +10 more
doaj   +1 more source

Structural determinants of coiled coil mechanics

open access: yesPhysical Chemistry Chemical Physics, 2019
In shear geometry, the sequence–structure–mechanics relationship of rationally designed coiled coil heterodimers is determined by the helix propensity of the individual helices and the packing density at the hydrophobic core.
Patricia Lopez-Garcia   +5 more
openaire   +4 more sources

Conformational control in a photoswitchable coiled coil

open access: yesChemical Communications, 2021
Reversible conformational control is demonstrated in helical coiled coils.
Justin M. Torner, Paramjit S. Arora
openaire   +3 more sources

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Sliding Mechanism at a Coiled-Coil Interface [PDF]

open access: yesBiophysical Journal, 2019
The α-helical coiled coil (CC) is a common protein motif that because of the simplicity of its sequence/structure relationship, it has been studied extensively to address fundamental questions in protein science as well as to develop strategies for designing protein with novel architectures.
David, Gomez   +2 more
openaire   +2 more sources

Modulation of Homer1 EVH1 domain internal dynamics by putative autism‐associated mutations

open access: yesFEBS Letters, EarlyView.
The putative autism‐associated M65I and S97L variants of the EVH1 domain of the postsynaptic scaffold protein Homer1 do not exhibit substantial changes in their overall structure or partner binding. Both of them, but especially the M65I variant, show altered internal dynamics relative to the wild‐type domain on the μs‐ms timescale, indicated by the ...
Fanni Farkas   +6 more
wiley   +1 more source

Structural specificity in coiled-coil interactions [PDF]

open access: yesCurrent Opinion in Structural Biology, 2008
Coiled coils have a rich history in the field of protein design and engineering. Novel structures, such as the first seven-helix coiled coil, continue to provide surprises and insights. Large-scale datasets quantifying the influence of systematic mutations on coiled-coil stability are a valuable new asset to the area.
Gevorg, Grigoryan, Amy E, Keating
openaire   +2 more sources

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Experimental Measurement of Steady and Transient Liquid Coiling with High-Speed Video and Digital Image Processing

open access: yesFluids, 2018
Liquid coiling occurs as a viscous fluid flows into a stagnant reservoir causing a localized accumulation of settling material, which coils into a stack as it accumulates.
Frank Austin Mier   +4 more
doaj   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

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