RING/U-box superfamily protein with ARM repeat domain; FUNCTIONS IN: ubiquitin-protein ligase activity, binding; INVOLVED IN: protein ubiquitination; LOCATED IN: ubiquitin ligase complex; CONTAINS InterPro DOMAIN/s: U box domain (InterPro:IPR003613), Armadillo-like helical (InterPro:IPR011989), Armadillo (InterPro:IPR000225), Armadillo-type fold (InterPro:IPR016024); BEST Arabidopsis thaliana protein match is: PLANT U-BOX 39 (TAIR:AT3G47820.1); Has 4205 Blast hits to 2838 proteins in 224 species: Archae - 0; Bacteria - 12; Metazoa - 617; Fungi - 508; Plants - 2679; Viruses - 0; Other Eukaryotes - 389 (source: NCBI BLink). AT5G62560