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Cited by 190

The DOI matches its Crossref record; 3 of the 3 references it cites were found in a registry or an index.

USP15 is a deubiquitylating enzyme for receptor-activated SMADs

Open access
Inui, Masafumi, Manfrin, Andrea, Mamidi, Anant, Martello, Graziano, Morsut, Leonardo, Soligo, Sandra, Enzo, Elena, Moro, Stefano, Polo, Simona, Dupont, Sirio, Cordenonsi, Michelangelo, Piccolo, Stefano·2011·Nature Cell Biology

Abstract

The TGFβ pathway is critical for embryonic development and adult tissue homeostasis. On ligand stimulation, TGFβ and BMP receptors phosphorylate receptor-activated SMADs (R-SMADs), which then associate with SMAD4 to form a transcriptional complex that regulates gene expression through specific DNA recognition. Several ubiquitin ligases serve as inhibitors of R-SMADs, yet no deubiquitylating enzyme (DUB) for these molecules has so far been identified. This has left unexplored the possibility that ubiquitylation of R-SMADs is reversible and engaged in regulating SMAD function, in addition to degradation. Here we identify USP15 as a DUB for R-SMADs. USP15 is required for TGFβ and BMP responses in mammalian cells and Xenopus embryos. At the biochemical level, USP15 primarily opposes R-SMAD monoubiquitylation, which targets the DNA-binding domains of R-SMADs and prevents promoter recognition. As such, USP15 is critical for the occupancy of endogenous target promoters by the SMAD complex. These data identify an additional layer of control by which the ubiquitin system regulates TGFβ biology.

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Metadata

Authors
Inui, M., Manfrin, A., Mamidi, A., Martello, G., Morsut, L., Soligo, S., Enzo, E., Moro, S., Polo, S., Dupont, S., Cordenonsi, M., & Piccolo, S.
Venue
Nature Cell Biology
Published
2011-09-25
Volume
13
Issue
11
Pages
1368-1375
ISSN
  • 1465-7392 (ISSN-L)
  • 1476-4679
OpenAlex
W2048966465
Cited by
190
References
3
FWCI
6.23
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: USP15 is a deubiquitylating enzyme for receptor-activated SMADs. https://app.cochat.ai/papers/10.1038/ncb2346
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Inui, M., Manfrin, A., Mamidi, A., Martello, G., Morsut, L., Soligo, S., Enzo, E., Moro, S., Polo, S., Dupont, S., Cordenonsi, M., & Piccolo, S. (2011). USP15 is a deubiquitylating enzyme for receptor-activated SMADs. Nature Cell Biology. https://doi.org/10.1038/ncb2346

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