Oiling the wheels of nuclear division: SUMOylation regulates the expansion of the mitotic nuclear membrane
- PMID: 37440179
- PMCID: PMC10345213
- DOI: 10.1083/jcb.202306126
Oiling the wheels of nuclear division: SUMOylation regulates the expansion of the mitotic nuclear membrane
Abstract
Eukaryotic cell division involves the segregation of chromosomes between two daughter cells and must be coordinated with extensive rearrangement of their nuclear envelopes. In this issue, Saik et al. (2023 J. Cell Biol. https://doi.org/10.1083/jcb.202208137) show that a SUMOylation cascade at the inner nuclear membrane elevates the levels of phosphatidic acid, a key phospholipid precursor, to support the need for nuclear membrane expansion during mitosis.
© 2023 Siniossoglou.
Comment on
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SUMOylation at the inner nuclear membrane facilitates nuclear envelope biogenesis during mitosis.J Cell Biol. 2023 Aug 7;222(8):e202208137. doi: 10.1083/jcb.202208137. Epub 2023 Jul 3. J Cell Biol. 2023. PMID: 37398994 Free PMC article.
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