preferred_name: SUMOyation of DNMT1 with SUMO1 (Rattus norvegicus)
preferred_name_lc: sumoyation of dnmt1 with sumo1 (rattus norvegicus)
label: SUMOyation of DNMT1 with SUMO1 (Rattus norvegicus)
label_lc: sumoyation of dnmt1 with sumo1 (rattus norvegicus)