Named "mib/herc2 domain" in [1]. Usually the protein also contains an E3 ligase domain (either Ring or Hect).

1: Mind bomb is a ubiquitin ligase that is essential for efficient activation of Notch signaling by Delta. Itoh M, Kim CH, Palardy G, Oda T, Jiang YJ, Maust D, Yeo SY, Lorick K, Wright GJ, Ariza-McNaughton L, Weissman AM, Lewis J, Chandrasekharappa SC, Chitnis AB; Dev Cell 2003;4:67-82. PMID:12530964