preferred_name: a tRNA precursor + 2 CTP + ATP = a tRNA with a 3' CCA end + 3 diphosphate
preferred_name_lc: a trna precursor + 2 ctp + atp = a trna with a 3' cca end + 3 diphosphate
label: "transfer ribonucleic adenylyl (cytidylyl) transferase"
label_lc: "transfer ribonucleic adenylyl (cytidylyl) transferase"