Results 21 to 30 of about 8,462,139 (217)

Kinesin-5 mediated chromosome congression in insect spindles. [PDF]

open access: yesCell Mol Bioeng, 2018
The microtubule motor protein kinesin-5 is well known to establish the bipolar spindle by outward sliding of antiparallel interpolar microtubules. In yeast, kinesin-5 also facilitates chromosome alignment "congression" at the spindle equator by preferentially depolymerizing long kinetochore microtubules (kMTs). The motor protein kinesin-8 has also been
Tubman E, He Y, Hays TS, Odde DJ.
europepmc   +4 more sources

A conserved role for kinesin-5 in plant mitosis [PDF]

open access: yesJournal of Cell Science, 2007
The mitotic spindle of vascular plants is assembled and maintained by processes that remain poorly explored at a molecular level. Here, we report that AtKRP125c, one of four kinesin-5 motor proteins in arabidopsis, decorates microtubules throughout the cell cycle and appears to function in both interphase and mitosis. In a temperature-sensitive mutant,
Bannigan, Alex   +6 more
openaire   +5 more sources

Kinesin-5 acts as a brake in anaphase spindle elongation [PDF]

open access: yesCurrent Biology, 2007
SummaryBipolar kinesin-5 motors, essential in diverse organisms, can generate positive sliding forces between overlapped interpolar microtubules to push mitotic spindle poles apart. BMK-1, the sole Caenorhabditis elegans kinesin-5, is not essential. We have determined, by tracking pole movements in bmk-1 mutant C.
Saunders, Adam M.   +3 more
openaire   +3 more sources

The bipolar assembly domain of the mitotic motor kinesin-5 [PDF]

open access: yesNature Communications, 2013
An outstanding unresolved question is how does the mitotic spindle utilize microtubules and mitotic motors to coordinate accurate chromosome segregation during mitosis? This process depends upon the mitotic motor, kinesin-5, whose unique bipolar architecture, with pairs of motor domains lying at opposite ends of a central rod, allows it to crosslink ...
Acar, Seyda   +11 more
openaire   +5 more sources

The yeast kinesin-5 Cin8 interacts with the microtubule in a noncanonical manner. [PDF]

open access: yesJ Biol Chem, 2017
Kinesin motors play central roles in establishing and maintaining the mitotic spindle during cell division. Unlike most other kinesins, Cin8, a kinesin-5 motor in Saccharomyces cerevisiae, can move bidirectionally along microtubules, switching directionality according to biochemical conditions, a behavior that remains largely unexplained.
Bell KM   +3 more
europepmc   +4 more sources

'Mitotic' kinesin-5 is a dynamic brake for axonal growth in Drosophila.

open access: yesDevelopment
ABSTRACT During neuronal development, microtubule reorganization shapes axons and dendrites, establishing the framework for efficient nervous system wiring. Our previous work has demonstrated the role of kinesin-1 in driving microtubule sliding, which powers early axon outgrowth and regeneration in Drosophila melanogaster.
Lu W   +5 more
europepmc   +4 more sources

Mitotic functions of kinesin-5 [PDF]

open access: yesSeminars in Cell & Developmental Biology, 2010
In all eukaryotic cells, molecular motor proteins play essential roles in spindle assembly and function. The homotetrameric kinesin-5 motors in particular generate outward forces that establish and maintain spindle bipolarity and contribute to microtubule flux. Cell-cycle dependent phosphorylation of kinesin-5 motors regulates their localization to the
Ferenz, NP, Gable, A, Wadsworth, P
openaire   +3 more sources

Effect of the Neck Linker on Processive Stepping of Kinesin Motor

open access: yesBiophysica, 2023
Kinesin motor protein, which is composed of two catalytic domains connected together by a long coiled-coil stalk via two flexible neck linkers (NLs), can step processively on a microtubule towards the plus end by hydrolyzing adenosine triphosphate (ATP ...
Ping Xie
doaj   +1 more source

owolff-MPImF/MINFLUX-tracking-of-Kinesin-1-2022: MINFLUX data processing and evaluation

open access: yes, 2022
Matlab files for processing raw MINFLUX data using a fixed-curvature or sliding-curvature estimator. Additional files for detecting steps in noisy data and for determining the bound and unbound state of the labeled kinesin ...
MINFLUX tracking of kinesin-1 2022
core   +1 more source

Localization and function of Kinesin-5-like proteins during assembly and maintenance of mitotic spindles in Silvetia compressa

open access: yesBMC Research Notes, 2009
Background Kinesin-5 (Eg-5) motor proteins are essential for maintenance of spindle bipolarity in animals. The roles of Kinesin-5 proteins in other systems, such as Arabidopsis, Dictyostelium, and sea urchin are more varied.
Miller Anne   +2 more
doaj   +1 more source

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