Results 11 to 20 of about 359,607 (329)

The role of microtubule movement in bidirectional organelle transport [PDF]

open access: yes, 2008
We study the role of microtubule movement in bidirectional organelle transport in Drosophila S2 cells and show that EGFP-tagged peroxisomes in cells serve as sensitive probes of motor induced, noisy cytoskeletal motions.
A. E. X. Brown   +21 more
core   +4 more sources

Altered chemomechanical coupling causes impaired motility of the kinesin-4 motors KIF27 and KIF7. [PDF]

open access: yes, 2018
Kinesin-4 motors play important roles in cell division, microtubule organization, and signaling. Understanding how motors perform their functions requires an understanding of their mechanochemical and motility properties.
Blasius, T Lynne   +7 more
core   +2 more sources

Cx43 Isoform GJA1-20k Promotes Microtubule Dependent Mitochondrial Transport

open access: yesFrontiers in Physiology, 2017
Connexin 43 (Cx43, encoded by GJA1) is a cell-cell communication gap junction protein expressed in all organ systems. It was recently found that GJA1 mRNA undergoes alternative translation to generate N-terminal truncated isoforms, of which GJA1-20k is ...
Ying Fu   +9 more
doaj   +1 more source

A de novo Mutation in the MTUS1 Gene Decreases the Risk of Non-compaction of Ventricular Myocardium via the Rac1/Cdc42 Pathway

open access: yesFrontiers in Pediatrics, 2019
Background: The MTUS1 gene encodes a microtubule-associated protein involved in multiple processes including cell polarity and microtubule balance during myocardial development.Aims: To investigate the association between a de novo c.
Xuehan Bai   +11 more
doaj   +1 more source

The mechanism of kinesin inhibition by kinesin-binding protein

open access: yeseLife, 2020
Subcellular compartmentalisation is necessary for eukaryotic cell function. Spatial and temporal regulation of kinesin activity is essential for building these local environments via control of intracellular cargo distribution.
Joseph Atherton   +8 more
doaj   +1 more source

Tubulin/microtubules as novel clozapine targets

open access: yesNeuropsychopharmacology Reports, 2022
Aim Clozapine is currently the only effective drug for treatment‐resistant schizophrenia; nonetheless, its pharmacological mechanism remains unclear, and its administration is limited because of severe adverse effects.
Mizuki Hino   +7 more
doaj   +1 more source

Microtubules, microtubule-interfering agents and apoptosis

open access: yesApoptosis, 2003
Microtubules are dynamic polymers that play crucial roles in a large number of cellular functions. Their pivotal role in mitosis makes them a target for the development of anticancer drugs. Microtubule-damaging agents suppress microtubule dynamics, leading to disruption of the mitotic spindle in dividing cells, cell cycle arrest at M phase, and late ...
Mollinedo, Faustino, Gajate, Consuelo
openaire   +4 more sources

Tubulin bond energies and microtubule biomechanics determined from nanoindentation in silico [PDF]

open access: yes, 2015
Microtubules, the primary components of the chromosome segregation machinery, are stabilized by longitudinal and lateral non-covalent bonds between the tubulin subunits.
Ataullakhanov, Fazly I.   +7 more
core   +1 more source

She1 affects dynein through direct interactions with the microtubule and the dynein microtubule-binding domain

open access: yesNature Communications, 2017
Dynein is a microtubule motor the motility of which is affected by the microtubule-associated protein She1. Here, the authors show that She1 alters dynein stepping behavior and increases its microtubule affinity through simultaneous interactions with the
Kari H. Ecklund   +5 more
doaj   +1 more source

A mutation uncouples the tubulin conformational and GTPase cycles, revealing allosteric control of microtubule dynamics

open access: yeseLife, 2015
Microtubule dynamic instability depends on the GTPase activity of the polymerizing αβ-tubulin subunits, which cycle through at least three distinct conformations as they move into and out of microtubules.
Elisabeth A Geyer   +6 more
doaj   +1 more source

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