Results 41 to 50 of about 117,673 (373)

Modeling Dual Pathways for the Metazoan Spindle Assembly Checkpoint [PDF]

open access: yes, 2006
Using computational modelling, we investigate mechanisms of signal transduction focusing on the spindle assembly checkpoint where a single unattached kinetochore is able to signal to prevent cell cycle progression.
Acquaviva   +29 more
core   +3 more sources

Synergistic Control of Kinetochore Protein Levels by Psh1 and Ubr2.

open access: yesPLoS Genetics, 2016
The accurate segregation of chromosomes during cell division is achieved by attachment of chromosomes to the mitotic spindle via the kinetochore, a large multi-protein complex that assembles on centromeres.
Eva Herrero, Peter H Thorpe
doaj   +1 more source

Polo kinase recruitment via the constitutive centromere-associated network at the kinetochore elevates centromeric RNA.

open access: yesPLoS Genetics, 2020
The kinetochore, a multi-protein complex assembled on centromeres, is essential to segregate chromosomes during cell division. Deficiencies in kinetochore function can lead to chromosomal instability and aneuploidy-a hallmark of cancer cells. Kinetochore
Guðjón Ólafsson, Peter H Thorpe
doaj   +1 more source

Budding yeast kinetochore proteins, Chl4 and Ctf19, are required to maintain SPB-centromere proximity during G1 and late anaphase. [PDF]

open access: yesPLoS ONE, 2014
In the budding yeast, centromeres stay clustered near the spindle pole bodies (SPBs) through most of the cell cycle. This SPB-centromere proximity requires microtubules and functional kinetochores, which are protein complexes formed on the centromeres ...
Soumitra Sau   +3 more
doaj   +1 more source

The COMA complex interacts with Cse4 and positions Sli15/Ipl1 at the budding yeast inner kinetochore

open access: yeseLife, 2019
Kinetochores are macromolecular protein complexes at centromeres that ensure accurate chromosome segregation by attaching chromosomes to spindle microtubules and integrating safeguard mechanisms.
Josef Fischböck-Halwachs   +12 more
semanticscholar   +1 more source

Subcellular Euclidean distance measurements with multicolor fluorescence localization imaging in cultured cells

open access: yesSTAR Protocols, 2021
Summary: This protocol measures the 3D Euclidean distance (Δ3D) between two/three fluorescently labeled kinetochore components in fixed samples using Kinetochore Delta software (KiDv1.0.1, MATLAB based).
Tsvetelina E. Germanova   +4 more
doaj   +1 more source

HIM-10 is required for kinetochore structure and function on Caenorhabditis elegans holocentric chromosomes. [PDF]

open access: yes, 2001
Macromolecular structures called kinetochores attach and move chromosomes within the spindle during chromosome segregation. Using electron microscopy, we identified a structure on the holocentric mitotic and meiotic chromosomes of Caenorhabditis elegans ...
Albertson   +33 more
core   +2 more sources

Spatiotemporal dynamics of Spc105 regulates the assembly of the Drosophila kinetochore [PDF]

open access: yesOpen Biology, 2012
The formation of kinetochores shortly before each cell division is a prerequisite for proper chromosome segregation. The synchronous mitoses of Drosophila syncytial embryos have provided an ideal in vivo system to follow kinetochore assembly kinetics and
Zsolt Venkei   +7 more
doaj   +1 more source

Targeting the trypanosome kinetochore with CLK1 protein kinase inhibitors

open access: yesbioRxiv, 2019
The kinetochore is a macromolecular structure that assembles on the centromeres of chromosomes and provides the major attachment point for spindle microtubules during mitosis.
Manuel Saldivia   +21 more
semanticscholar   +1 more source

Prime movers : mechanochemistry of mitotic kinesins [PDF]

open access: yes, 2014
Mitotic spindles are self-organizing protein machines that harness teams of multiple force generators to drive chromosome segregation. Kinesins are key members of these force-generating teams.
A Blangy   +184 more
core   +1 more source

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