preferred_name: Addition of nucleotides leads to transcript elongation (Drosophila melanogaster)
preferred_name_lc: addition of nucleotides leads to transcript elongation (drosophila melanogaster)
label: Addition of nucleotides leads to transcript elongation (Drosophila melanogaster)
label_lc: addition of nucleotides leads to transcript elongation (drosophila melanogaster)