Results 41 to 50 of about 26,423 (304)
Computational prediction of actin–actin interaction [PDF]
Actin is one of the most abundant proteins in eukaryotic cells, where it plays key roles in cell shape, motility, and regulation. Actin is found in globular (G) and filamentous (F) structure in the cell. The helix of actin occurs as a result of polymerization of monomeric G-actin molecules through sequential rowing, is called F-actin.
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The most biologically significant property of actin is its ability to self-associate and form two-stranded polymeric microfilaments. In living cells, these micro filaments form the actin cytoskeleton, essential for maintenance of the shape, passive mechanical properties and active motility of eukaryotic cells. Recently discovered actin-related proteins
R D, Mullins +2 more
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The structure and turnover of F-actins highly affects cadherin clustering.
(A) Snapshots of simulations at 100 s with different orientations of F-actins shown on the top. For these simulations, we used , , , . (B-D) With variations in the orientation and lifetime of F-actins, we measured (B) the fraction of cadherin molecules ...
Vijay Rajagopal (791955) +2 more
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Higher vertebrates express six different highly conserved actin isoforms that can be classified in three subgroups: 1) sarcomeric actins, α-skeletal (α-SKA) and α-cardiac (α-CAA), 2) smooth muscle actins (SMAs), α-SMA and γ-SMA, and 3) cytoplasmic actins
Christine Chaponnier, Giulio Gabbiani
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Background Teleosts represent unique features in the regulation of muscle development and growth, with a great deal of myogenic plasticity. Muscle actins are major components to compose muscle fibers, and they play essential roles in cellular mobility ...
Sang Yoon Lee +2 more
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Higher vertebrates (mammals and birds) express six different highly conserved actin isoforms that can be classified in three subgroups: 1) sarcomeric actins, α-skeletal (α-SKA) and α-cardiac (α-CAA), 2) smooth muscle actins (SMAs), α-SMA and γ-SMA, and 3)
Christine Chaponnier, Giulio Gabbiani
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Novel Actin Cytoskeleton. Actin Tubules.
In spores of Dictyostelium discoideum three actin filaments are bundled to form a novel tubular structure and the tubules are then organized into rods. These tubular structures we will term actin tubules. Actin tubules are reconstructed from the supernatant of spore homogenates, while the usual actin filaments were bundled after incubation of ...
Sameshima, Masazumi +4 more
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Numbers of Single-Cell β-Actins
The dataset is an Excel composed of ten columns representing absolute numbers of single-cell β-actins from cell types of A549 (column A, Ncell = 14,242), Hep G2 (column B, Ncell = 35,932), MCF 10A (column C, Ncell = 16,650), HeLa (column D, Ncell = 26 ...
Shuang Zhang +13 more
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Polymerization kinetics of Plasmodium actins.
a-d. Cc plots of Plasmodium actins in F-buffer. Cc plot of actin I after 1 h (nb = 2) (a) and 20 h (nb = 2) (b) of incubation at 4°C, using 0.002 to 10 μM actin. The data fit a single regression line in (a) and a segmented equation in (b). X0 agrees with
Inga Sidén-Kiamos (5658811) +10 more
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The Actin Cytoskeleton and Actin-Based Motility [PDF]
The actin cytoskeleton-a collection of actin filaments with their accessory and regulatory proteins-is the primary force-generating machinery in the cell. It can produce pushing (protrusive) forces through coordinated polymerization of multiple actin filaments or pulling (contractile) forces through sliding actin filaments along bipolar filaments of ...
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