Cell Press, Molecular Cell, 6(35), p. 735-736, 2009
DOI: 10.1016/j.molcel.2009.09.012
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Cullin 3, the core subunit of the CRL3 ubiquitin ligase family, is essential for development, but its substrates remain poorly defined. Here, Chen et al. (2009) report that CRL3BACURD targets the RhoA GTPase for degradation thereby maintaining actin cytoskeleton integrity.