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- Publications
- Influence
Probing Spindle Assembly Mechanisms with Monastrol, a Small Molecule Inhibitor of the Mitotic Kinesin, Eg5
- T. Kapoor, T. U. Mayer, Margaret L. Coughlin, T. Mitchison
- Biology, Medicine
- The Journal of cell biology
- 4 September 2000
Monastrol, a cell-permeable small molecule inhibitor of the mitotic kinesin, Eg5, arrests cells in mitosis with monoastral spindles. Here, we use monastrol to probe mitotic mechanisms. We find that… Expand
The bipolar mitotic kinesin Eg5 moves on both microtubules that it crosslinks
- L. Kapitein, E. Peterman, B. Kwok, J. H. Kim, T. Kapoor, C. F. Schmidt
- Chemistry, Medicine
- Nature
- 5 May 2005
During cell division, mitotic spindles are assembled by microtubule-based motor proteins. The bipolar organization of spindles is essential for proper segregation of chromosomes, and requires… Expand
Microtubule attachment and spindle assembly checkpoint signalling at the kinetochore
- Emily A Foley, T. Kapoor
- Biology, Medicine
- Nature Reviews Molecular Cell Biology
- 2012
In eukaryotes, chromosome segregation during cell division is facilitated by the kinetochore, a multiprotein structure that is assembled on centromeric DNA. The kinetochore attaches chromosomes to… Expand
Formation of stable attachments between kinetochores and microtubules depends on the B56-PP2A phosphatase
- Emily A Foley, M. Maldonado, T. Kapoor
- Biology, Medicine
- Nature Cell Biology
- 28 August 2011
Error-free chromosome segregation depends on the precise regulation of phosphorylation to stabilize kinetochore–microtubule attachments (K-fibres) on sister chromatids that have attached to opposite… Expand
Chromosomes Can Congress to the Metaphase Plate Before Biorientation
- T. Kapoor, M. Lampson, +5 authors A. Khodjakov
- Biology, Medicine
- Science
- 20 January 2006
The stable propagation of genetic material during cell division depends on the congression of chromosomes to the spindle equator before the cell initiates anaphase. It is generally assumed that… Expand
The Kinesin-4 Protein KIF7 Regulates Mammalian Hedgehog Signaling by Organizing the Cilia Tip Compartment
- M. He, R. Subramanian, +4 authors K. Anderson
- Biology, Medicine
- Nature Cell Biology
- 11 June 2014
Mammalian Hedgehog (Hh) signal transduction requires a primary cilium, a microtubule-based organelle, and the Gli–Sufu complexes that mediate Hh signalling, which are enriched at cilia tips. Kif7, a… Expand
Correcting improper chromosome–spindle attachments during cell division
- M. Lampson, Kishore Renduchitala, A. Khodjakov, T. Kapoor
- Biology, Medicine
- Nature Cell Biology
- 8 February 2004
For accurate segregation of chromosomes during cell division, microtubule fibres must attach sister kinetochores to opposite poles of the mitotic spindle (bi-orientation). Aurora kinases are linked… Expand
Small molecule inhibitor of mitotic spindle bipolarity identified in a phenotype-based screen.
- T. U. Mayer, T. Kapoor, S. Haggarty, R. King, S. Schreiber, T. Mitchison
- Biology, Medicine
- Science
- 29 October 1999
Small molecules that perturb specific protein functions are valuable tools for dissecting complex processes in mammalian cells. A combination of two phenotype-based screens, one based on a specific… Expand
Constitutive Mad1 targeting to kinetochores uncouples checkpoint signalling from chromosome biorientation
- M. Maldonado, T. Kapoor
- Biology, Medicine
- Nature Cell Biology
- 9 February 2011
Accurate chromosome segregation depends on biorientation, whereby sister chromatids attach to microtubules from opposite spindle poles. The spindle-assembly checkpoint is a surveillance mechanism in… Expand
Insights into Antiparallel Microtubule Crosslinking by PRC1, a Conserved Nonmotor Microtubule Binding Protein
- R. Subramanian, E. Wilson-Kubalek, +5 authors T. Kapoor
- Biology, Medicine
- Cell
- 6 August 2010
Formation of microtubule architectures, required for cell shape maintenance in yeast, directional cell expansion in plants and cytokinesis in eukaryotes, depends on antiparallel microtubule… Expand