preferred_name: Pol II elongation complex moves on the template as transcript elongates (Canis familiaris)
preferred_name_lc: pol ii elongation complex moves on the template as transcript elongates (canis familiaris)
label: Pol II elongation complex moves on the template as transcript elongates (Canis familiaris)
label_lc: pol ii elongation complex moves on the template as transcript elongates (canis familiaris)