Search Results - "McAinsh, Andrew D"
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Kinesin-12 motors cooperate to suppress microtubule catastrophes and drive the formation of parallel microtubule bundles
Published in Proceedings of the National Academy of Sciences - PNAS (22-03-2016)“…Human Kinesin-12 (hKif15) plays a crucial role in assembly and maintenance of the mitotic spindle. These functions of hKif15 are partially redundant with…”
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2
KNL1-Bubs and RZZ Provide Two Separable Pathways for Checkpoint Activation at Human Kinetochores
Published in Developmental cell (07-12-2015)“…The spindle assembly checkpoint (SAC) ensures the accurate segregation of sister chromatids during mitosis. Activation of the SAC occurs through a series of…”
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The first mitotic division of human embryos is highly error prone
Published in Nature communications (08-11-2022)“…Human beings are made of ~50 trillion cells which arise from serial mitotic divisions of a single cell - the fertilised egg. Remarkably, the early human embryo…”
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4
Building an integrated model of chromosome congression
Published in Journal of cell science (15-09-2015)“…A universal feature of mitosis is that all chromosomes become aligned at the spindle equator--the halfway point between the two spindle poles--prior to…”
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CENP-F stabilizes kinetochore-microtubule attachments and limits dynein stripping of corona cargoes
Published in The Journal of cell biology (04-05-2020)“…Accurate chromosome segregation demands efficient capture of microtubules by kinetochores and their conversion to stable bioriented attachments that can…”
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Complete microtubule–kinetochore occupancy favours the segregation of merotelic attachments
Published in Nature communications (23-05-2018)“…Kinetochores are multi-protein complexes that power chromosome movements by tracking microtubules plus-ends in the mitotic spindle. Human kinetochores bind up…”
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Congressing kinetochores progressively load Ska complexes to prevent force-dependent detachment
Published in The Journal of cell biology (05-06-2017)“…Kinetochores mediate chromosome congression by either sliding along the lattice of spindle microtubules or forming end-on attachments to their depolymerizing…”
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Reconstitution of a 26-Subunit Human Kinetochore Reveals Cooperative Microtubule Binding by CENP-OPQUR and NDC80
Published in Molecular cell (20-09-2018)“…The approximately thirty core subunits of kinetochores assemble on centromeric chromatin containing the histone H3 variant CENP-A and connect chromosomes with…”
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Chromosome congression is promoted by CENP-Q- and CENP-E-dependent pathways
Published in Journal of cell science (01-01-2015)“…A key step of mitosis is the congression of chromosomes to the spindle equator. Congression is driven by at least two distinct mechanisms: (1) kinetochores…”
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10
Bayesian inference of multi-point macromolecular architecture mixtures at nanometre resolution
Published in PLoS computational biology (01-12-2022)“…Gaussian spot fitting methods have significantly extended the spatial range where fluorescent microscopy can be used, with recent techniques approaching…”
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Cdk1 Inactivation Terminates Mitotic Checkpoint Surveillance and Stabilizes Kinetochore Attachments in Anaphase
Published in Current biology (17-03-2014)“…Two mechanisms safeguard the bipolar attachment of chromosomes in mitosis. A correction mechanism destabilizes erroneous attachments that do not generate…”
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Mps1 Regulates Kinetochore-Microtubule Attachment Stability via the Ska Complex to Ensure Error-Free Chromosome Segregation
Published in Developmental cell (24-04-2017)“…The spindle assembly checkpoint kinase Mps1 not only inhibits anaphase but also corrects erroneous attachments that could lead to missegregation and…”
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13
Evidence for a HURP/EB free mixed-nucleotide zone in kinetochore-microtubules
Published in Nature communications (10-08-2022)“…Current models infer that the microtubule-based mitotic spindle is built from GDP-tubulin with small GTP caps at microtubule plus-ends, including those that…”
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14
MAP4 and CLASP1 operate as a safety mechanism to maintain a stable spindle position in mitosis
Published in Nature cell biology (01-09-2011)“…Correct positioning of the mitotic spindle is critical to establish the correct cell-division plane. Spindle positioning involves capture of astral…”
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Ensemble-Level Organization of Human Kinetochores and Evidence for Distinct Tension and Attachment Sensors
Published in Cell reports (Cambridge) (28-04-2020)“…Kinetochores are multi-protein machines that form dynamic attachments to microtubules and control chromosome segregation. High fidelity is ensured because…”
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How Kinetochores CCAN resist force
Published in Developmental cell (29-09-2014)“…Kinetochores orchestrate chromosome segregation during mitosis and must cope with dynamic forces generated by attached microtubules. In this issue of…”
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Kif15 functions as an active mechanical ratchet
Published in Molecular biology of the cell (15-07-2018)“…Kif15 is a kinesin-12 that contributes critically to bipolar spindle assembly in humans. Here we use force-ramp experiments in an optical trap to probe the…”
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The CCAN complex: Linking centromere specification to control of kinetochore–microtubule dynamics
Published in Seminars in cell & developmental biology (01-12-2011)“…For over 70 years, chromosomes have been known to oscillate back-and-forth on the metaphase plate. These movements are directed by kinetochores, the…”
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Nonautonomous Movement of Chromosomes in Mitosis
Published in Developmental cell (14-10-2013)“…Kinetochores are the central force-generating machines that move chromosomes during cell division. It is generally assumed that kinetochores move in an…”
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Molecular control of kinetochore-microtubule dynamics and chromosome oscillations
Published in Nature cell biology (01-04-2010)“…The core kinetochore protein CENP-H is shown to be required for the organization of the metaphase plate. CENP-H regulates microtubule plus-end dynamics, and…”
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