preferred_name: Transfer of ubiquitin from E1 to E2 (Homo sapiens)
preferred_name_lc: transfer of ubiquitin from e1 to e2 (homo sapiens)
label: Transfer of ubiquitin from E1 to E2 (Homo sapiens)
label_lc: transfer of ubiquitin from e1 to e2 (homo sapiens)