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Survivin 调控 Plk1 在小鼠卵母细胞减数分裂中向动粒的定位。

Survivin regulates Plk1 localization to kinetochore in mouse oocyte meiosis.

机构信息

College of Animal Science and Technology, Nanjing Agricultural University, Nanjing 210095, China.

出版信息

Biochem Biophys Res Commun. 2012 May 18;421(4):797-800. doi: 10.1016/j.bbrc.2012.04.089. Epub 2012 Apr 25.


DOI:10.1016/j.bbrc.2012.04.089
PMID:22554510
Abstract

Survivin is a member of inhibitors of apoptosis proteins (IAPs), and also belongs to be a member of the chromosomal passenger complex (CPC) which has multiple functions including inhibition of apoptosis and regulation of cell division and SAC activity. Plk1 (polo-like kinase 1) associates with the spindle poles and also distributes to the kinetochores and is shown to involve in spindle organization, APC/C activation and cytokinesis in many models. Our recent work has shown that Survivin is a critical regulator of chromosome segregation and spindle assembly checkpoint (SAC) in meiosis. In the present study, we found that Plk1 co-localized with Survivin at metaphase I (MI) and telophase I (TI) stage after GVBD. Plk1 dispersed into the oocyte cytoplasm or accumulated near the chromosomes after the depletion of Survivin by morpholino (MO) injection. Our results showed that the localization of Plk1 to kinetochores required the involvement of Survivin.

摘要

Survivin 是凋亡抑制蛋白(IAPs)的成员,也属于染色体乘客复合物(CPC)的成员,具有多种功能,包括抑制细胞凋亡和调节细胞分裂和 SAC 活性。Plk1(polo 样激酶 1)与纺锤体极结合,并分布到动粒上,在许多模型中被证明参与纺锤体组织、APC/C 激活和胞质分裂。我们最近的工作表明,Survivin 是减数分裂中染色体分离和纺锤体组装检查点(SAC)的关键调节因子。在本研究中,我们发现 Plk1 在 GVBD 后与 Survivin 在中期 I(MI)和末期 I(TI)阶段共定位。用 Survivin 的 morpholino(MO)注射耗尽后,Plk1 分散到卵母细胞细胞质中或聚集在染色体附近。我们的结果表明,Plk1 向动粒的定位需要 Survivin 的参与。

相似文献

[1]
Survivin regulates Plk1 localization to kinetochore in mouse oocyte meiosis.

Biochem Biophys Res Commun. 2012-4-25

[2]
Bora regulates meiotic spindle assembly and cell cycle during mouse oocyte meiosis.

Mol Reprod Dev. 2013-5-28

[3]
Polo-like kinase-1 in porcine oocyte meiotic maturation, fertilization and early embryonic mitosis.

Cell Mol Biol (Noisy-le-grand). 2003-5

[4]
JNK2 participates in spindle assembly during mouse oocyte meiotic maturation.

Microsc Microanal. 2011-1-31

[5]
Characterization of polo-like kinase 1 during meiotic maturation of the mouse oocyte.

Dev Biol. 2000-4-15

[6]
Plk1 is essential for proper chromosome segregation during meiosis I/meiosis II transition in pig oocytes.

Reprod Biol Endocrinol. 2017-8-29

[7]
Survivin is a critical regulator of spindle organization and chromosome segregation during rat oocyte meiotic maturation.

Zygote. 2011-11

[8]
Polo-like kinase 1 creates the tension-sensing 3F3/2 phosphoepitope and modulates the association of spindle-checkpoint proteins at kinetochores.

Curr Biol. 2005-6-21

[9]
NudC is required for Plk1 targeting to the kinetochore and chromosome congression.

Curr Biol. 2006-7-25

[10]
Multiple requirements of PLK1 during mouse oocyte maturation.

PLoS One. 2015-2-6

引用本文的文献

[1]
Self-priming of Plk1 binding to BubR1 ensures accurate mitotic progression.

Commun Biol. 2024-11-9

[2]
Role of PB1 Midbody Remnant Creating Tethered Polar Bodies during Meiosis II.

Genes (Basel). 2020-11-24

[3]
BUB1 and CENP-U, Primed by CDK1, Are the Main PLK1 Kinetochore Receptors in Mitosis.

Mol Cell. 2021-1-7

[4]
Dual targeting of Polo-like kinase 1 and baculoviral inhibitor of apoptosis repeat-containing 5 in TP53-mutated hepatocellular carcinoma.

World J Gastroenterol. 2020-8-28

[5]
Inhibition of survivin induces spindle disorganization, chromosome misalignment, and DNA damage during mouse embryo development.

Cell Cycle. 2020-9

[6]
PLK1 is required for chromosome compaction and microtubule organization in mouse oocytes.

Mol Biol Cell. 2020-6-1

[7]
Expression of polo-like kinase 1 in pre-implantation stage murine somatic cell nuclear transfer embryos.

J Vet Sci. 2019-1-31

[8]
Survivin regulates chromosome segregation by modulating the phosphorylation of Aurora B during porcine oocyte meiosis.

Cell Cycle. 2018-11-14

[9]
Plk1 inhibition leads to a failure of mitotic division during the first mitotic division in pig embryos.

J Assist Reprod Genet. 2017-3

[10]
Chk2 regulates cell cycle progression during mouse oocyte maturation and early embryo development.

Mol Cells. 2014-2

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