Automated description from the Alliance of Genome Resources (Release 3.1.1)
Exhibits ATP binding activity; enzyme binding activity; and ubiquitin-ubiquitin ligase activity. Involved in several processes, including protein ubiquitination; ubiquitin-dependent protein catabolic process; and ventricular trabecula myocardium morphogenesis. Localizes to cytoplasm and nucleus. Is expressed in several structures, including alimentary system; genitourinary system; nervous system; respiratory system; and sensory organ. Orthologous to human UBE4B (ubiquitination factor E4B).