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- Table of Contents
Facts about Katanin p80 WD40 repeat-containing subunit B1.
Microtubule severing may encourage rapid reorganization of cellular microtubule arrays and the release of microtubules from the centrosome after nucleation. Microtubule release from the mitotic spindle poles may allow depolymerization of the microtubule end proximal to the spindle pole, resulting in poleward microtubule flux and poleward motion of chromosome.
Human | |
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Gene Name: | KATNB1 |
Uniprot: | Q9BVA0 |
Entrez: | 10300 |
Belongs to: |
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WD repeat KATNB1 family |
KAT; katanin (80 kDa); katanin p80 (WD repeat containing) subunit B 1; katanin p80 (WD40-containing) subunit B 1; Katanin p80 subunit B1; katanin p80 WD40-containing subunit B1; p80 katanin
Mass (kDA):
72.334 kDA
Human | |
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Location: | 16q21 |
Sequence: | 16; NC_000016.10 (57735770..57757244) |
Cytoplasm. Cytoplasm, cytoskeleton, microtubule organizing center, centrosome. Cytoplasm, cytoskeleton, spindle pole. Cytoplasm, cytoskeleton. Cytoplasm, cytoskeleton, spindle. Predominantly cytoplasmic. Localized to the interphase centrosome and mitotic spindle poles (PubMed:9658175). Localizes within the cytoplasm, partially overlapping with microtubules, in interphase and to the mitotic spindle and spindle poles during mitosis (PubMed:26929214).
PMID: 9568719 by Hartman J.J., et al. Katanin, a microtubule-severing protein, is a novel AAA ATPase that targets to the centrosome using a WD40-containing subunit.
PMID: 9658175 by McNally F.J., et al. Katanin is responsible for the M-phase microtubule-severing activity in Xenopus eggs.