Comment on

• Proteasome subunit Rpn13 is a novel ubiquitin receptor.

  Husnjak K, Elsasser S, Zhang N, Chen X, Randles L, Shi Y, Hofmann K, Walters KJ, Finley D, Dikic I. Husnjak K, et al. Nature. 2008 May 22;453(7194):481-8. doi: 10.1038/nature06926. Nature. 2008. PMID: 18497817 Free PMC article.
• Ubiquitin docking at the proteasome through a novel pleckstrin-homology domain interaction.

  Schreiner P, Chen X, Husnjak K, Randles L, Zhang N, Elsasser S, Finley D, Dikic I, Walters KJ, Groll M. Schreiner P, et al. Nature. 2008 May 22;453(7194):548-52. doi: 10.1038/nature06924. Nature. 2008. PMID: 18497827 Free PMC article.