CycLex Home Page
Ubiquitination : Ubiquitin activating enzyme E1
S.cerevisiae Human Description
Uba1 E1 ubiquitin activation
Uba2   Smt3p (similar to SUMO-1) activation, essential
Uba3   homologous to Uba1
AOS1   Smt3p (similar to SUMO-1) activation, essential
  Sby involved in spermatogenesis
  D8 highly homologous to E1, tumor supressor in lung cancer?