preferred_name: Transfer of ubiquitin from E1 to E2 (Canis familiaris)
preferred_name_lc: transfer of ubiquitin from e1 to e2 (canis familiaris)
label: Transfer of ubiquitin from E1 to E2 (Canis familiaris)
label_lc: transfer of ubiquitin from e1 to e2 (canis familiaris)