preferred_name: Addition of the third nucleotide on the nascent transcript (Rattus norvegicus)
preferred_name_lc: addition of the third nucleotide on the nascent transcript (rattus norvegicus)
label: Addition of the third nucleotide on the nascent transcript (Rattus norvegicus)
label_lc: addition of the third nucleotide on the nascent transcript (rattus norvegicus)