Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables FAT10 activating enzyme activity and ubiquitin activating enzyme activity. Involved in protein ubiquitination and ubiquitin-dependent protein catabolic process. Acts upstream of or within several processes, including dendritic spine development; learning; and limbic system development. Predicted to be active in cytoplasm. Is expressed in gonad. Orthologous to human UBA6 (ubiquitin like modifier activating enzyme 6).