Results 21 to 30 of about 37,365 (214)

Sfi1p has conserved centrin-binding sites and an essential function in budding yeast spindle pole body duplication [PDF]

open access: bronzeJournal of Cell Biology, 2003
Centrins are calmodulin-like proteins present in microtubule-organizing centers. The Saccharomyces cerevisiae centrin, Cdc31p, was functionally tagged with a single Z domain of protein A, and used in pull-down experiments to isolate Cdc31p-binding ...
John V. Kilmartin
openalex   +2 more sources

Bud14 function is crucial for spindle pole body size maintenance. [PDF]

open access: yesTurk J Biol
Spindle pole bodies (SPB), the functional equivalent of centrosomes in yeast, duplicate through generation of a new SPB next to the old one. However, SPBs are dynamic structures that can grow and exchange, and mechanisms that regulate SPB size remain largely unknown.
Girgin SM, Çaydaşi AK.
europepmc   +3 more sources

Spindle pole bodies [PDF]

open access: yesCurrent Biology, 2013
What is a spindle pole body? The spindle pole body (SPB) or duplication plaque of fungi is the functional equivalent of the centrosome in higher eukaryotes. SPBs serve as microtubule organizing centres (MTOCs), sites where microtubules (MTs) are assembled from tubulin subunits. In contrast to centrosomes, SPBs do not contain centrioles.
Christian Seybold, Elmar Schiebel
openaire   +3 more sources

Components of the yeast spindle and spindle pole body. [PDF]

open access: yesThe Journal of cell biology, 1990
Yeast spindle pole bodies (SPBs) with attached nuclear microtubles were enriched approximately 600-fold from yeast cell extracts. 14 mAbs prepared against this enriched SPB fraction define at least three components of the SPB and spindle. Immunofluorescent staining of yeast cells showed that throughout the cell cycle two of the components (110 and 90 ...
Michael P. Rout, John V. Kilmartin
openaire   +2 more sources

Regulation of cytokinesis by spindle-pole bodies [PDF]

open access: yesNature Cell Biology, 2006
In the fission yeast Schizosaccharomyces pombe, cytokinesis is thought to be controlled by the daughter spindle-pole body (SPB) through a regulatory pathway named the septation initiation network (SIN). Here, we demonstrate that laser ablation of both, but not a single SPB, results in failure of cytokinesis.
Valentin Magidson   +4 more
openaire   +3 more sources

The core spindle pole body scaffold Ppc89 links the pericentrin orthologue Pcp1 to the fission yeast spindle pole body via an evolutionarily conserved interface. [PDF]

open access: yesMol Biol Cell
Centrosomes and spindle pole bodies (SPBs) are important for mitotic spindle formation and serve as cellular signaling platforms. Although centrosomes and SPBs differ in morphology, many mechanistic insights into centrosome function have been gleaned from SPB studies.
Chen JS   +8 more
europepmc   +3 more sources

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