preferred_name: Pol II elongation complex moves on the template as transcript elongates (Rattus norvegicus)
preferred_name_lc: pol ii elongation complex moves on the template as transcript elongates (rattus norvegicus)
label: Pol II elongation complex moves on the template as transcript elongates (Rattus norvegicus)
label_lc: pol ii elongation complex moves on the template as transcript elongates (rattus norvegicus)