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Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis
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| Zeitschriftentitel: | Advanced Science |
|---|---|
| Personen und Körperschaften: | , , , , , , , , , , , , |
| In: | Advanced Science, 7, 2020, 4 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Wiley
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| Schlagwörter: |
| author_facet |
Liu, Chao Zhao, Haichao Xiao, Sai Han, Tingting Chen, Yinghong Wang, Tong Ma, Yanjie Gao, Hui Xie, Zhiping Du, Li‐Lin Li, Jian Li, Guoping Li, Wei Liu, Chao Zhao, Haichao Xiao, Sai Han, Tingting Chen, Yinghong Wang, Tong Ma, Yanjie Gao, Hui Xie, Zhiping Du, Li‐Lin Li, Jian Li, Guoping Li, Wei |
|---|---|
| author |
Liu, Chao Zhao, Haichao Xiao, Sai Han, Tingting Chen, Yinghong Wang, Tong Ma, Yanjie Gao, Hui Xie, Zhiping Du, Li‐Lin Li, Jian Li, Guoping Li, Wei |
| spellingShingle |
Liu, Chao Zhao, Haichao Xiao, Sai Han, Tingting Chen, Yinghong Wang, Tong Ma, Yanjie Gao, Hui Xie, Zhiping Du, Li‐Lin Li, Jian Li, Guoping Li, Wei Advanced Science Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis General Physics and Astronomy General Engineering Biochemistry, Genetics and Molecular Biology (miscellaneous) General Materials Science General Chemical Engineering Medicine (miscellaneous) |
| author_sort |
liu, chao |
| spelling |
Liu, Chao Zhao, Haichao Xiao, Sai Han, Tingting Chen, Yinghong Wang, Tong Ma, Yanjie Gao, Hui Xie, Zhiping Du, Li‐Lin Li, Jian Li, Guoping Li, Wei 2198-3844 2198-3844 Wiley General Physics and Astronomy General Engineering Biochemistry, Genetics and Molecular Biology (miscellaneous) General Materials Science General Chemical Engineering Medicine (miscellaneous) http://dx.doi.org/10.1002/advs.201900739 <jats:title>Abstract</jats:title><jats:p>Meiosis increases genetic diversity, yet the genome complement needs to be stable to ensure offspring viability. Both small ubiquitin‐like modifier (SUMO) and ubiquitin have been reported to participate in meiotic regulation, yet functions of the SUMO‐ubiquitination crosstalk in meiosis remain unclear. Here, it is reported that a SUMO‐targeted ubiquitin ligase, Slx8p, promotes accurate chromosome segregation during meiosis, since the deletion of <jats:italic>SLX8</jats:italic> leads to increased aneuploidy due to a defect in synaptonemal complex (SC) component degradation. Both the RING domain and SUMO interacting motifs of Slx8p are essential for meiotic progression and maintaining spore viability, and the expression of tetraubiquitin fused with SUMO partially rescues meiotic defects in the <jats:italic>SLX8</jats:italic>‐deletion strain. Furthermore, Slx5p‐Slx8p can directly add ubiquitin to SUMOylated Zip1p and Ecm11p, and forced degradation of Ecm11p partially rescues the sporulation defects of the <jats:italic>SLX8</jats:italic> deletion strain. These findings provide a mechanism for SC disassembly and reveal that the crosstalk between SUMOylation and ubiquitination facilitates accurate chromosome segregation by promoting SC component degradation during meiosis.</jats:p> Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis Advanced Science |
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| title |
Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| title_unstemmed |
Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| title_full |
Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| title_fullStr |
Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| title_full_unstemmed |
Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| title_short |
Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| title_sort |
slx5p‐slx8p promotes accurate chromosome segregation by mediating the degradation of synaptonemal complex components during meiosis |
| topic |
General Physics and Astronomy General Engineering Biochemistry, Genetics and Molecular Biology (miscellaneous) General Materials Science General Chemical Engineering Medicine (miscellaneous) |
| url |
http://dx.doi.org/10.1002/advs.201900739 |
| publishDate |
2020 |
| physical |
|
| description |
<jats:title>Abstract</jats:title><jats:p>Meiosis increases genetic diversity, yet the genome complement needs to be stable to ensure offspring viability. Both small ubiquitin‐like modifier (SUMO) and ubiquitin have been reported to participate in meiotic regulation, yet functions of the SUMO‐ubiquitination crosstalk in meiosis remain unclear. Here, it is reported that a SUMO‐targeted ubiquitin ligase, Slx8p, promotes accurate chromosome segregation during meiosis, since the deletion of <jats:italic>SLX8</jats:italic> leads to increased aneuploidy due to a defect in synaptonemal complex (SC) component degradation. Both the RING domain and SUMO interacting motifs of Slx8p are essential for meiotic progression and maintaining spore viability, and the expression of tetraubiquitin fused with SUMO partially rescues meiotic defects in the <jats:italic>SLX8</jats:italic>‐deletion strain. Furthermore, Slx5p‐Slx8p can directly add ubiquitin to SUMOylated Zip1p and Ecm11p, and forced degradation of Ecm11p partially rescues the sporulation defects of the <jats:italic>SLX8</jats:italic> deletion strain. These findings provide a mechanism for SC disassembly and reveal that the crosstalk between SUMOylation and ubiquitination facilitates accurate chromosome segregation by promoting SC component degradation during meiosis.</jats:p> |
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| author | Liu, Chao, Zhao, Haichao, Xiao, Sai, Han, Tingting, Chen, Yinghong, Wang, Tong, Ma, Yanjie, Gao, Hui, Xie, Zhiping, Du, Li‐Lin, Li, Jian, Li, Guoping, Li, Wei |
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| description | <jats:title>Abstract</jats:title><jats:p>Meiosis increases genetic diversity, yet the genome complement needs to be stable to ensure offspring viability. Both small ubiquitin‐like modifier (SUMO) and ubiquitin have been reported to participate in meiotic regulation, yet functions of the SUMO‐ubiquitination crosstalk in meiosis remain unclear. Here, it is reported that a SUMO‐targeted ubiquitin ligase, Slx8p, promotes accurate chromosome segregation during meiosis, since the deletion of <jats:italic>SLX8</jats:italic> leads to increased aneuploidy due to a defect in synaptonemal complex (SC) component degradation. Both the RING domain and SUMO interacting motifs of Slx8p are essential for meiotic progression and maintaining spore viability, and the expression of tetraubiquitin fused with SUMO partially rescues meiotic defects in the <jats:italic>SLX8</jats:italic>‐deletion strain. Furthermore, Slx5p‐Slx8p can directly add ubiquitin to SUMOylated Zip1p and Ecm11p, and forced degradation of Ecm11p partially rescues the sporulation defects of the <jats:italic>SLX8</jats:italic> deletion strain. These findings provide a mechanism for SC disassembly and reveal that the crosstalk between SUMOylation and ubiquitination facilitates accurate chromosome segregation by promoting SC component degradation during meiosis.</jats:p> |
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| institution | DE-Gla1, DE-Zi4, DE-15, DE-Rs1, DE-Pl11, DE-105, DE-14, DE-Ch1, DE-L229, DE-D275, DE-Bn3, DE-Brt1, DE-Zwi2, DE-D161 |
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| spelling | Liu, Chao Zhao, Haichao Xiao, Sai Han, Tingting Chen, Yinghong Wang, Tong Ma, Yanjie Gao, Hui Xie, Zhiping Du, Li‐Lin Li, Jian Li, Guoping Li, Wei 2198-3844 2198-3844 Wiley General Physics and Astronomy General Engineering Biochemistry, Genetics and Molecular Biology (miscellaneous) General Materials Science General Chemical Engineering Medicine (miscellaneous) http://dx.doi.org/10.1002/advs.201900739 <jats:title>Abstract</jats:title><jats:p>Meiosis increases genetic diversity, yet the genome complement needs to be stable to ensure offspring viability. Both small ubiquitin‐like modifier (SUMO) and ubiquitin have been reported to participate in meiotic regulation, yet functions of the SUMO‐ubiquitination crosstalk in meiosis remain unclear. Here, it is reported that a SUMO‐targeted ubiquitin ligase, Slx8p, promotes accurate chromosome segregation during meiosis, since the deletion of <jats:italic>SLX8</jats:italic> leads to increased aneuploidy due to a defect in synaptonemal complex (SC) component degradation. Both the RING domain and SUMO interacting motifs of Slx8p are essential for meiotic progression and maintaining spore viability, and the expression of tetraubiquitin fused with SUMO partially rescues meiotic defects in the <jats:italic>SLX8</jats:italic>‐deletion strain. Furthermore, Slx5p‐Slx8p can directly add ubiquitin to SUMOylated Zip1p and Ecm11p, and forced degradation of Ecm11p partially rescues the sporulation defects of the <jats:italic>SLX8</jats:italic> deletion strain. These findings provide a mechanism for SC disassembly and reveal that the crosstalk between SUMOylation and ubiquitination facilitates accurate chromosome segregation by promoting SC component degradation during meiosis.</jats:p> Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis Advanced Science |
| spellingShingle | Liu, Chao, Zhao, Haichao, Xiao, Sai, Han, Tingting, Chen, Yinghong, Wang, Tong, Ma, Yanjie, Gao, Hui, Xie, Zhiping, Du, Li‐Lin, Li, Jian, Li, Guoping, Li, Wei, Advanced Science, Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis, General Physics and Astronomy, General Engineering, Biochemistry, Genetics and Molecular Biology (miscellaneous), General Materials Science, General Chemical Engineering, Medicine (miscellaneous) |
| title | Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| title_full | Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| title_fullStr | Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| title_full_unstemmed | Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| title_short | Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| title_sort | slx5p‐slx8p promotes accurate chromosome segregation by mediating the degradation of synaptonemal complex components during meiosis |
| title_unstemmed | Slx5p‐Slx8p Promotes Accurate Chromosome Segregation by Mediating the Degradation of Synaptonemal Complex Components during Meiosis |
| topic | General Physics and Astronomy, General Engineering, Biochemistry, Genetics and Molecular Biology (miscellaneous), General Materials Science, General Chemical Engineering, Medicine (miscellaneous) |
| url | http://dx.doi.org/10.1002/advs.201900739 |